results
TOI-4463 A b
Total Reductions to Date: 7
Date Processed: 04/24/2025 at 07:00:03 (PDT)
Exoplanet Watch Ephemeris
| Parameter | Value | Uncertainty |
|---|---|---|
| Orbital Period (Days) | 2.8807170429739277 | 2.000639151859025e-06 |
| Ephemeris (BJD_TDB) | 2460495.7797262548 | 0.0007755301443461223 |
Assumed Priors
| Parameter | Value | Uncertainty | Units | Reference |
|---|---|---|---|---|
| RA | 279.3581286 | decimal | ||
| DEC | 18.7299522 | decimal | ||
| Host Star Metallicity | 0.25 | 0.085 | Yee et al. 2023 | |
| Host Star log(g) | 4.41 | 0.027 | Log10(cgs) | Yee et al. 2023 |
| Host Star Radius [R_Sun] | 1.062 | 0.027 | Sol | Yee et al. 2023 |
| Host Star Effective Temperature [K] | 5640.0 | 89.0 | K | Yee et al. 2023 |
| a/Rs | 8.17 | 0.21 | Yee et al. 2023 | |
| eccentricity | 0.0 | Yee et al. 2023 | ||
| inclination [degrees] | 83.82 | 0.21 | deg | Yee et al. 2023 |
| omega [degrees] | 0.0 | deg | Yee et al. 2023 | |
| orbital period [days] | 2.8807198 | 2.8e-06 | day | Yee et al. 2023 |
| Rp | 13.26 | 0.72 | R_Earth | Yee et al. 2023 |
| Rp/Rs | 0.1145 | 0 | Yee et al. 2023 | |
| ephemeris [JD] | 2459291.64004 | 0.00032 | BJD-TDB | Yee et al. 2023 |
Previously Published Mid-Transit Times
| Value | Uncertainty | Units | Reference |
|---|---|---|---|
| 2459291.64004 | 0.00032 | BJD-TDB | Yee et al. 2023 |
| 2459766.955834 | 0.0019643 | BJD | ExoFOP-TESS TOI |
Observations
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0367 | 0.0069 |
| Am2 | -0.0299 | 0.0063 |
| a/Rs | 7.92 | 0.35 |
| Rp/Rs | 0.161 | 0.02 |
| ephemeris [JD] | 2460135.6901 | 0.0022 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 1.9928733378869234 | |
| u1 | -3.6259280833534198 | |
| u2 | 4.134170481354351 | |
| u3 | -1.5011156742839145 | |
| duration | 0.0923 | 0.01 |
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 | PMIF (collaborate/publish) | UNIS |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.99 | 0.0052 |
| Am2 | 0.0064 | 0.0015 |
| a/Rs | 8.01 | 0.15 |
| Rp/Rs | 0.1018 | 0.0051 |
| ephemeris [JD] | 2460455.4494 | 0.0015 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 2.0690869414530093 | |
| u1 | -3.5962385271322277 | |
| u2 | 3.948760548920839 | |
| u3 | -1.421608904400503 | |
| duration | 0.0792 | 0.0039 |
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 | KADB (collaborate/publish) | PERC |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 0.9795 | 0.0066 |
| Am2 | 0.0164 | 0.0075 |
| a/Rs | 8.15 | 0.49 |
| Rp/Rs | 0.098 | 0.021 |
| ephemeris [JD] | 2460469.8638 | 0.0044 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 2.0130856921644456 | |
| u1 | -3.490874836010368 | |
| u2 | 3.881458281486256 | |
| u3 | -1.403669079802098 | |
| duration | 0.075 | 0.013 |
Not 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 | SDIE (collaborate/publish) | BPAG |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.0135 | 0.0039 |
| Am2 | -0.0104 | 0.0024 |
| a/Rs | 7.84 | 0.14 |
| Rp/Rs | 0.1092 | 0.0045 |
| ephemeris [JD] | 2460472.7378 | 0.0014 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 1.9900584102333276 | |
| u1 | -3.6164854962096236 | |
| u2 | 4.124061790945275 | |
| u3 | -1.4976346435156689 | |
| duration | 0.0847 | 0.0038 |
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 | AAMF (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.028 | 0.0098 |
| Am2 | -0.0218 | 0.0028 |
| a/Rs | 9.05 | 0.24 |
| Rp/Rs | 0.159 | 0.02 |
| ephemeris [JD] | 2460492.8947 | 0.0016 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 1.9376352940930035 | |
| u1 | -3.4900435293857677 | |
| u2 | 4.0184114969477855 | |
| u3 | -1.4660032017760245 | |
| duration | 0.0644 | 0.007 |
Included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| NA | Custom | 400.0 nm | 800.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | BIRC (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.084 | 0.0052 |
| Am2 | -0.0698 | 0.0077 |
| a/Rs | 7.54 | 0.28 |
| Rp/Rs | 0.1162 | 0.0081 |
| ephemeris [JD] | 2460495.781 | 0.0029 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 1.9899995846771534 | |
| u1 | -3.616269758841929 | |
| u2 | 4.12382475513592 | |
| u3 | -1.4975545195213678 | |
| duration | 0.0937 | 0.0076 |
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 | MBEB (collaborate/publish) |
| Parameter | Value | Uncertainty |
|---|---|---|
| Am1 | 1.075 | 0.056 |
| Am2 | -0.053 | 0.021 |
| a/Rs | 7.13 | 0.63 |
| Rp/Rs | 0.118 | 0.052 |
| ephemeris [JD] | 2460495.782 | 0.011 |
| eccentricity | 0.0 | |
| inclination [degrees] | 83.82 | |
| omega [degrees] | 0.0 | |
| orbital period [days] | 2.8807198 | |
| u0 | 1.919863723004192 | |
| u1 | -3.4661026337054794 | |
| u2 | 4.00991326439469 | |
| u3 | -1.4636742939410388 | |
| duration | 0.106 | 0.02 |
Not included in ephemeris calculations
Posteriors ( PNG, PDF - high resolution )
Observation Data ( JSON )
| Filter | Detail | Min | Max |
|---|---|---|---|
| NA | Custom | 390.0 nm | 790.0 nm |
| Organization | Observer Code | Secondary Observers |
|---|---|---|
| AAVSO | OJOB (collaborate/publish) |
