GJ 508.2 Overview
GJ 508.2
0.53
R⦿
3720.00
K
GJ 508.2 b
- Architecture
- GJ 508.2
- GJ 508.2
Discovery Data
| Host | Planet | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|---|
| GJ 508.2 | GJ 508.2 b | > 5300 d | > 587.98 M⨁ | Radial Velocity | 2025 | Morales et al. 2025 | Confirmed Planet |
- RA
- 13h20m58.65s
- Dec
- +34d16m39.59s
- Distance
- 16.6374±0.0118 pc
- Parallax
- 60.0765000±0.0423516 mas
- Ecliptic Latitude
- 39.08442 deg
- Ecliptic Longitude
- 182.82459 deg
- Galactic Latitude
- 80.44433 deg
- Galactic Longitude
- 83.15516 deg
- Total Proper Motion
- 567.7300317±0.0494529 mas/yr
- Proper Motion (RA)
- 483.7050000±0.0491278 mas/yr
- Proper Motion (Dec)
- -297.2320000±0.0503037 mas/yr
- Photometry
-
mV10.610±0.007
-
mTESS8.969±0.140
-
mJ7.398±0.023
-
mH6.793±0.018
-
mKs6.555±9.995
-
mIc8.590±0.025
-
mGaia9.765390±0.000631
-
mB12.014±0.095
-
mg11.5205000±0.0004711
-
mi9.2126000±0.0001761
-
mr10.0701000±0.0003177
-
mu15.365600±0.008312
-
mz9.1271500±0.0008896
| Source | Morales et al. 2025 | TICv8 | Turnbull 2015 | Hawley et al. 1996 |
|---|---|---|---|---|
|
L✶
(log10(L⦿))
|
--- | --- |
-1.222 +0.477-0.000
|
--- |
|
M✶
(M⦿)
|
0.54±0.12 | 0.5259120±1.5758100 | 0.48 | --- |
|
Sp. T
|
M1.0 V | --- | M0 | M1 |
|
ρ✶
(g/cm3)
|
--- | 5.01042±4.39018 | --- | --- |
|
R✶
(R⦿)
|
0.53±0.12 | 0.5289340±1.6817200 | --- | --- |
|
log g
(log10(cm/s2))
|
--- | 4.71218 | --- | --- |
|
Teff
(K)
|
3720±12 | --- | --- | --- |
|
Metallicity
(dex)
|
-0.15±0.04 [Fe/H] | --- | --- | --- |
|
v sin i
(km/s)
|
<2.0 | --- | --- | --- |
|
Prot
(days)
|
36±6 | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Morales et al. 2025 |
|---|---|
|
ω
(deg)
|
>302 |
|
Mp sin i
(M⨁)
|
>588 |
|
Mp sin i
(MJup)
|
>1.85 |
|
e
|
>0.27 |
|
P
(days)
|
>5300 |
|
K
(m/s)
|
>33 |
|
a
(au)
|
>4.85 |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 142 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 4 KELT Time Series
- 1 SuperWASP Time Series
- 1 Associated Literature Data
-
The CARMENES search for exoplanets around M dwarfs. Revisiting the GJ 317, GJ 463, and GJ 3512 systems and two newly discovered planets orbiting GJ 9773 and GJ 508.2
Morales et al. 2025 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
Revised Coordinates and Proper Motions of the Stars in the Luyten Half-Second Catalog
Bakos et al. 2002 | Reference Overview -
The Tycho-2 catalog of the 2.5 million brightest stars
The Tycho-2 Catalog | Reference Overview -
The Hipparcos and Tycho Catalogs
Hipparcos and Tycho Catalogs | Reference Overview -
The Palomar/MSU nearby star spectroscopic survey. II. The southern M dwarfs and investigations of magnetic activity.
Hawley et al. 1996 | Reference Overview -
Photometry of Stars with Large Proper Motion
Weis 1996 | Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
- Search
- Browse
- Download
