results
XO-1 b
Total Reductions to Date: 33
Date Processed: 05/06/2025 at 07:00:04 (PDT)
Exoplanet Watch Ephemeris
| Parameter | Value | Uncertainty |
|---|---|---|
| Orbital Period (Days) | 3.941504525895331 | 1.2117218842522215e-07 |
| Ephemeris (BJD_TDB) | 2460481.8850852833 | 0.0001470355754626479 |
Assumed Priors
| Parameter | Value | Uncertainty | Units | Reference |
|---|---|---|---|---|
| RA | 240.5492745 | decimal | ||
| DEC | 28.1696248 | decimal | ||
| Host Star Metallicity | 0.02 | 0.08 | Patel & Espinoza 2022 | |
| Host Star log(g) | 4.51 | 0.02 | Log10(cgs) | Patel & Espinoza 2022 |
| Host Star Radius [R_Sun] | 0.88 | 0.05 | Sol | Patel & Espinoza 2022 |
| Host Star Effective Temperature [K] | 5750.0 | 75.0 | K | Patel & Espinoza 2022 |
| a/Rs | 11.24 | 0.09 | Kokori et al. 2023 | |
| eccentricity | 0.019 | Bonomo et al. 2017 | ||
| inclination [degrees] | 88.8 | 0.7 | deg | Kokori et al. 2023 |
| omega [degrees] | 0.0 | deg | Kokori et al. 2023 | |
| orbital period [days] | 3.94150468 | 2e-07 | day | Kokori et al. 2023 |
| Rp | 13.84 | 0.59 | R_Earth | ExoFOP-TESS TOI |
| Rp/Rs | 0.146 | 0 | ExoFOP-TESS TOI | |
| ephemeris [JD] | 2455787.553228 | 7.7e-05 | BJD-TDB | Kokori et al. 2023 |
Previously Published Mid-Transit Times
| Value | Uncertainty | Units | Reference |
|---|---|---|---|
| 2453150.6849 | 0.0018 | HJD | Wilson et al. 2006 |
| 2453808.9169566664 | 0.00044 | HJD | Caceres et al. 2009, Raetz et al. 2009, McCullough et al. 2006 |
| 2453887.7474233336 | 0.00020333333333333336 | BJD-TDB, BJD-TT, HJD | Bonomo et al. 2017, Burke et al. 2010, Holman et al. 2006 |
| 2455385.51978 | 5e-05 | BJD-TDB | Kokori et al. 2022 |
| 2455787.553228 | 7.7e-05 | BJD-TDB | Kokori et al. 2023 |
| 2456055.57566 | 0.00016 | BJD-TDB | Ivshina & Winn 2022 |
| 2458968.34713 | 0.00014 | BJD | Patel & Espinoza 2022 |
| 2459713.291648 | 0.0003093 | BJD | ExoFOP-TESS TOI |
Observations
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9 | 0.1 |
| Am2 | 0.059 | 0.031 |
| a/Rs | 11.62 | 0.26 |
| Rp/Rs | 0.223 | 0.075 |
| ephemeris [JD] | 2458191.892 | 0.011 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7606075571483366 | |
| u1 | -3.095416632216762 | |
| u2 | 3.754818076764096 | |
| u3 | -1.420008945744521 | |
| duration | 0.1291 | 0.009 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BSHE (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.54 | 0.17 |
| Am2 | 0.339 | 0.071 |
| a/Rs | 10.93 | 0.26 |
| Rp/Rs | 0.291 | 0.088 |
| ephemeris [JD] | 2458191.892 | 0.011 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7603195562781682 | |
| u1 | -3.094857136269769 | |
| u2 | 3.7541740236496315 | |
| u3 | -1.4196363877164786 | |
| duration | 0.146 | 0.011 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | GMAJ (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.134 | 0.014 |
| Am2 | -0.054 | 0.028 |
| a/Rs | 10.8 | 0.26 |
| Rp/Rs | 0.217 | 0.044 |
| ephemeris [JD] | 2458187.9299 | 0.0039 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0263937424822283 | |
| u1 | -3.709817782906696 | |
| u2 | 4.262048125673976 | |
| u3 | -1.5786240217400422 | |
| duration | 0.0623 | 0.005 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0057 | 0.0078 |
| Am2 | -0.005 | 0.0022 |
| a/Rs | 10.94 | 0.25 |
| Rp/Rs | 0.148 | 0.0069 |
| ephemeris [JD] | 2458195.8115 | 0.0027 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7600796393698166 | |
| u1 | -3.095195122986034 | |
| u2 | 3.754901300329247 | |
| u3 | -1.41978576076064 | |
| duration | 0.1276 | 0.0029 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | MMAMA (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0334 | 0.0084 |
| Am2 | -0.0248 | 0.0093 |
| a/Rs | 10.79 | 0.24 |
| Rp/Rs | 0.127 | 0.011 |
| ephemeris [JD] | 2458258.875 | 0.0025 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0262163990708326 | |
| u1 | -3.7097641084686597 | |
| u2 | 4.2620531136349395 | |
| u3 | -1.5785053407275726 | |
| duration | 0.1285 | 0.0032 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | PDEC (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0252 | 0.0073 |
| Am2 | -0.024 | 0.025 |
| a/Rs | 10.87 | 0.26 |
| Rp/Rs | 0.139 | 0.058 |
| ephemeris [JD] | 2458262.8184 | 0.0066 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0263945345369505 | |
| u1 | -3.710214000685828 | |
| u2 | 4.262529164115152 | |
| u3 | -1.5787096344496403 | |
| duration | 0 | 0 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.1739 | 0.0074 |
| Am2 | -0.115 | 0.065 |
| a/Rs | 11.63 | 0.26 |
| Rp/Rs | 0.147 | 0.07 |
| ephemeris [JD] | 2458270.702 | 0.012 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7600609857507807 | |
| u1 | -3.0942547386906343 | |
| u2 | 3.753444906253016 | |
| u3 | -1.419251097382475 | |
| duration | 0.0861 | 0.005 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BSHE (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0224 | 0.0056 |
| Am2 | -0.006 | 0.019 |
| a/Rs | 11.19 | 0.27 |
| Rp/Rs | 0.117 | 0.048 |
| ephemeris [JD] | 2458270.702 | 0.01 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.026556019421101 | |
| u1 | -3.710206654480603 | |
| u2 | 4.262587760538834 | |
| u3 | -1.5789370619618248 | |
| duration | 0.0694 | 0.0037 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.2122 | 0.0079 |
| Am2 | -0.187 | 0.032 |
| a/Rs | 10.8 | 0.21 |
| Rp/Rs | 0.1374 | 0.0071 |
| ephemeris [JD] | 2458597.8477 | 0.0048 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0263296135273463 | |
| u1 | -3.709829541418144 | |
| u2 | 4.262129458136881 | |
| u3 | -1.5786294667354057 | |
| duration | 0.1295 | 0.0028 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.2083 | 0.0082 |
| Am2 | -0.185 | 0.025 |
| a/Rs | 10.79 | 0.21 |
| Rp/Rs | 0.1404 | 0.0069 |
| ephemeris [JD] | 2458597.8477 | 0.0032 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7599308697296465 | |
| u1 | -3.094705023387338 | |
| u2 | 3.754273558805876 | |
| u3 | -1.4194993492051493 | |
| duration | 0.1302 | 0.0027 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | SJEH (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0593 | 0.0083 |
| Am2 | -0.034 | 0.013 |
| a/Rs | 11.57 | 0.26 |
| Rp/Rs | 0.194 | 0.014 |
| ephemeris [JD] | 2458601.7883 | 0.0017 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.026400802272124 | |
| u1 | -3.710224936114057 | |
| u2 | 4.262654606821708 | |
| u3 | -1.5788304094612715 | |
| duration | 0.1116 | 0.0023 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9851 | 0.0043 |
| Am2 | 0.0125 | 0.0028 |
| a/Rs | 11.47 | 0.21 |
| Rp/Rs | 0.1339 | 0.0043 |
| ephemeris [JD] | 2458932.8739 | 0.0016 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7599575458993013 | |
| u1 | -3.0938493571068277 | |
| u2 | 3.752962746132081 | |
| u3 | -1.4190708790010516 | |
| duration | 0.1215 | 0.0024 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | RDUA (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.1191 | 0.0099 |
| Am2 | -0.101 | 0.038 |
| a/Rs | 11.33 | 0.24 |
| Rp/Rs | 0.156 | 0.013 |
| ephemeris [JD] | 2459007.7601 | 0.0018 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7598943912033493 | |
| u1 | -3.093442437530238 | |
| u2 | 3.7524830937279807 | |
| u3 | -1.4189349914847367 | |
| duration | 0.1256 | 0.0032 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | LIGA (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.148 | 0.0069 |
| Am2 | -0.132 | 0.0087 |
| a/Rs | 10.81 | 0.24 |
| Rp/Rs | 0.1232 | 0.0086 |
| ephemeris [JD] | 2459271.839 | 0.0034 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0259124122174184 | |
| u1 | -3.7086792126622763 | |
| u2 | 4.2606533123914545 | |
| u3 | -1.5778864484579147 | |
| duration | 0.128 | 0.0031 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | Clear (unfiltered) reduced to V sequence | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | SGEO (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.3123 | 0.0083 |
| Am2 | -0.163 | 0.037 |
| a/Rs | 10.79 | 0.26 |
| Rp/Rs | 0.091 | 0.068 |
| ephemeris [JD] | 2459342.796 | 0.012 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0258306950202405 | |
| u1 | -3.7085603770809183 | |
| u2 | 4.260554075971237 | |
| u3 | -1.5778243304233563 | |
| duration | 0.051 | 0.013 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.022 | 0.026 |
| Am2 | -0.015 | 0.014 |
| a/Rs | 11.68 | 0.26 |
| Rp/Rs | 0.162 | 0.021 |
| ephemeris [JD] | 2459413.7216 | 0.0052 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7603875716965476 | |
| u1 | -3.0953435796903728 | |
| u2 | 3.7549093575239394 | |
| u3 | -1.419953293577605 | |
| duration | 0.1222 | 0.0036 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | MKEE (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.7818 | 0.0084 |
| Am2 | 0.24 | 0.15 |
| a/Rs | 11.69 | 0.26 |
| Rp/Rs | 0.187 | 0.02 |
| ephemeris [JD] | 2459409.7887 | 0.0028 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.026363760783654 | |
| u1 | -3.7101899483373213 | |
| u2 | 4.262530792403062 | |
| u3 | -1.5787045413327365 | |
| duration | 0.0644 | 0.0033 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | MObs CV | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BTSB (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.081 | 0.066 |
| Am2 | 1.0 | 0.11 |
| a/Rs | 11.62 | 0.26 |
| Rp/Rs | 0.288 | 0.086 |
| ephemeris [JD] | 2459599.009 | 0.012 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7602573798272982 | |
| u1 | -3.0948804058383876 | |
| u2 | 3.75424044022654 | |
| u3 | -1.4196173582729088 | |
| duration | 0.055 | 0.013 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BDMA (collaborate/publish) | MOBS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9997 | 0.0052 |
| Am2 | -0.0002 | 0.0016 |
| a/Rs | 11.62 | 0.19 |
| Rp/Rs | 0.1315 | 0.0044 |
| ephemeris [JD] | 2459677.8204 | 0.0013 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.2091390946277816 | |
| u1 | -3.8888981830142284 | |
| u2 | 4.206311102426225 | |
| u3 | -1.5265519513608585 | |
| duration | 0.1195 | 0.0021 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| NA | Custom | 615.0 nm | 690.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | LDJC (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0003 | 0.0019 |
| Am2 | 0.0002 | 0.0014 |
| a/Rs | 11.233 | 0.092 |
| Rp/Rs | 0.1299 | 0.0013 |
| ephemeris [JD] | 2459677.81837 | 0.00047 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.082089294637712 | |
| u1 | -3.6540974779882163 | |
| u2 | 4.064016534373147 | |
| u3 | -1.4920082904640775 | |
| duration | 0.1238 | 0.0011 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| SR | Sloan r | 553.1 nm | 693.1 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | HHJA (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0147 | 0.0016 |
| Am2 | -0.0039 | 0.0055 |
| a/Rs | 11.17 | 0.22 |
| Rp/Rs | 0.1306 | 0.0033 |
| ephemeris [JD] | 2460075.9101 | 0.0014 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 1.7596330452704265 | |
| u1 | -3.0933622970408075 | |
| u2 | 3.7526392330537632 | |
| u3 | -1.4189099253647002 | |
| duration | 0.1243 | 0.0026 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| V | Johnson V | 502.8 nm | 586.8 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | AKV (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9906 | 0.0038 |
| Am2 | 0.0086 | 0.0074 |
| a/Rs | 11.59 | 0.26 |
| Rp/Rs | 0.1415 | 0.0024 |
| ephemeris [JD] | 2460095.6188 | 0.0018 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.0261734388803245 | |
| u1 | -3.7094282589558696 | |
| u2 | 4.261552012069688 | |
| u3 | -1.5782971284920704 | |
| duration | 0.0943 | 0.0024 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| CV | Clear (unfiltered) reduced to V sequence | 350.0 nm | 850.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | JJJA (collaborate/publish) | SERC |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.1959 | 0.006 |
| Am2 | -0.132 | 0.011 |
| a/Rs | 11.57 | 0.26 |
| Rp/Rs | 0.137 | 0.018 |
| ephemeris [JD] | 2460418.8208 | 0.0066 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.1403556042830822 | |
| u1 | -3.7706476648769263 | |
| u2 | 4.144206042932141 | |
| u3 | -1.5139139205848147 | |
| duration | 0.1205 | 0.0035 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| R | Cousins R | 561.7 nm | 719.7 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | TSAD (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.117 | 0.016 |
| Am2 | -0.1029 | 0.0074 |
| a/Rs | 11.68 | 0.24 |
| Rp/Rs | 0.1388 | 0.0081 |
| ephemeris [JD] | 2460481.8888 | 0.0041 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.140519334551678 | |
| u1 | -3.770712042533897 | |
| u2 | 4.1440894021968315 | |
| u3 | -1.5138966324628687 | |
| duration | 0.1185 | 0.0028 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| R | Cousins R | 561.7 nm | 719.7 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | RHEC (collaborate/publish) | ZRTA |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.286 | 0.037 |
| Am2 | -0.15 | 0.039 |
| a/Rs | 11.54 | 0.26 |
| Rp/Rs | 0.155 | 0.067 |
| ephemeris [JD] | 2460489.747 | 0.011 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.1401364697652006 | |
| u1 | -3.7697447221834723 | |
| u2 | 4.14305401696855 | |
| u3 | -1.513445702813963 | |
| duration | 0.068 | 0.012 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| R | Cousins R | 561.7 nm | 719.7 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | LALF (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9997 | 0.0015 |
| Am2 | 0 | |
| a/Rs | 11.24 | 0.17 |
| Rp/Rs | 0.1282 | 0.0021 |
| ephemeris [JD] | 2458960.46447 | 0.00083 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.689179796984006 | |
| u1 | -4.899274607894152 | |
| u2 | 4.9564762060063785 | |
| u3 | -1.7463813212389816 | |
| duration | 0.1235 | 0.002 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9994 | 0.0016 |
| Am2 | 0 | |
| a/Rs | 11.2 | 0.19 |
| Rp/Rs | 0.1288 | 0.0026 |
| ephemeris [JD] | 2458972.2891 | 0.001 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.6888083245078294 | |
| u1 | -4.897804341870686 | |
| u2 | 4.954537500076341 | |
| u3 | -1.7455414088851224 | |
| duration | 0.1238 | 0.0022 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9998 | 0.0015 |
| Am2 | 0 | |
| a/Rs | 11.33 | 0.17 |
| Rp/Rs | 0.1298 | 0.002 |
| ephemeris [JD] | 2458980.17178 | 0.00085 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.687814373782716 | |
| u1 | -4.895171907816595 | |
| u2 | 4.951652331807153 | |
| u3 | -1.7442947239879047 | |
| duration | 0.1226 | 0.0019 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0 | 0.0014 |
| Am2 | 0 | |
| a/Rs | 11.25 | 0.17 |
| Rp/Rs | 0.1295 | 0.0019 |
| ephemeris [JD] | 2458976.22991 | 0.00082 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.688420302865343 | |
| u1 | -4.896805103189762 | |
| u2 | 4.953436929010863 | |
| u3 | -1.7450520548744808 | |
| duration | 0.1235 | 0.002 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0016 | 0.0014 |
| Am2 | 0 | |
| a/Rs | 11.2 | 0.18 |
| Rp/Rs | 0.1281 | 0.002 |
| ephemeris [JD] | 2459713.29179 | 0.00086 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.688343756858849 | |
| u1 | -4.896688545907167 | |
| u2 | 4.953371199853565 | |
| u3 | -1.7450263369942656 | |
| duration | 0.1239 | 0.0022 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9997 | 0.0014 |
| Am2 | 0 | |
| a/Rs | 11.23 | 0.17 |
| Rp/Rs | 0.1297 | 0.002 |
| ephemeris [JD] | 2459701.46742 | 0.00081 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.688675139108908 | |
| u1 | -4.897534572118993 | |
| u2 | 4.954243885826384 | |
| u3 | -1.7453843789923114 | |
| duration | 0.1235 | 0.002 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9994 | 0.0014 |
| Am2 | 0 | |
| a/Rs | 11.25 | 0.17 |
| Rp/Rs | 0.1289 | 0.002 |
| ephemeris [JD] | 2459717.23318 | 0.00083 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.6876452397899593 | |
| u1 | -4.894378540853434 | |
| u2 | 4.950613325399209 | |
| u3 | -1.743879950565847 | |
| duration | 0.1235 | 0.002 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9999 | 0.0019 |
| Am2 | 0 | |
| a/Rs | 11.47 | 0.16 |
| Rp/Rs | 0.1312 | 0.0022 |
| ephemeris [JD] | 2458964.40616 | 0.00092 |
| eccentricity | 0.019 | |
| inclination [degrees] | 88.8 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 3.94150468 | |
| u0 | 2.6887336052678372 | |
| u1 | -4.898171505937538 | |
| u2 | 4.955258489495739 | |
| u3 | -1.7458205149869328 | |
| duration | 0.1213 | 0.0017 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| I | Cousins I | 721.0 nm | 875.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| EPW | TESS (collaborate/publish) |
