LSPM J2116+0234 Overview
-
Star:
LSPM J2116+0234
- Stellar Radius: 0.43 Solar Radius
- Stellar Effective Temperature: 3673.64 K
-
Planet:
LSPM J2116+0234 b
- Disposition Confirmed
LSPM J2116+0234 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| LSPM J2116+0234 | ||||||
| LSPM J2116+0234 b | 14.44 d | > 13.3 M⨁ | Radial Velocity | 2019 | Lalitha et al. 2019 | Confirmed Planet |
- RA
- 21h16m27.54s
- Dec
- +02d34m50.78s
- Distance
- 17.62970±0.01865 pc
- Parallax
- 56.6935000±0.0596306 mas
- Ecliptic Latitude
- 17.54239 deg
- Ecliptic Longitude
- 322.37759 deg
- Galactic Latitude
- -30.34854 deg
- Galactic Longitude
- 53.9463 deg
- Total Proper Motion
- 250.6828196±0.1080515 mas/yr
- Proper Motion (RA)
- 247.523000±0.108436 mas/yr
- Proper Motion (Dec)
- -39.6767000±0.0918458 mas/yr
- Photometry
- mV 11.961±0.078
- mTESS 9.6819400±0.0074742
- mJ 8.219±0.032
- mH 7.601±0.040
- mKs 7.324±0.027
- mW1 7.137±0.042
- mW2 7.078±0.020
- mW3 6.996±0.017
- mW4 6.873±0.084
- mGaia 10.859500±0.000753
- mB 13.441±0.019
-
Abundances
(Hypatia Catalog) - [Fe/H] -0.04±0.04 dex
- [Mg/H] 0.04±0.07 dex
- [Si/H] -0.07±0.05 dex
| Source | TICv8 | Lalitha et al. 2019 | Gaia DR2 |
|---|---|---|---|
|
Teff
(K)
|
3440.0±157.0 | 3475±51 |
3673.64+191.33-108.64
|
|
L✶
(log10(L⦿))
|
-1.63114+0.09502-0.12180
|
-1.699+0.007-0.007
|
--- |
|
Metallicity
(dex)
|
--- | -0.050±0.160 [Fe/H] | --- |
|
v sin i
(km/s)
|
--- | <2 | --- |
|
Age
(Gyr)
|
--- | 2 | --- |
|
M✶
(M⦿)
|
0.4254280±0.0204726 | 0.430±0.031 | --- |
|
R✶
(R⦿)
|
0.4304920±0.0130657 | 0.431±0.015 | --- |
|
log g
(log10(cm/s2))
|
4.7989600±0.0054549 | 4.95±0.07 | --- |
|
Sp. T
|
--- | M3.0 V | --- |
|
Prot
(days)
|
--- |
42.0+2.0-1.5
|
--- |
|
ρ✶
(g/cm3)
|
7.5178987±0.3228418 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
- Planetary Systems
| Source | Lalitha et al. 2019 |
|---|---|
|
Mp sin i
(M⨁)
|
13.3+1.0-1.1
|
|
Mp sin i
(MJup)
|
0.0418+0.0031-0.0035
|
|
e
|
0.183+0.062-0.063
|
|
P
(days)
|
14.4399+0.0078-0.0087
|
|
K
(m/s)
|
6.26+0.41-0.39
|
|
a
(au)
|
0.0876+0.0022-0.0021
|
|
TC
(days)
|
2457573.6±1.1
(JD)
|
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 5 2MASS Point Source Catalog
- Data Files
- 1 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
The CARMENES search for exoplanets around M dwarfs. Detection of a mini-Neptune around LSPM J2116+0234 and refinement of orbital parameters of a super-Earth around GJ 686 (BD+18 3421)
Lalitha et al. 2019 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
All WISE Data Release
Cutri et al. 2014 Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
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