NASA
Exoplanet
Archive
A
service of
NASA
Exoplanet
Science
Institute

GJ 900 Overview

GJ 900 B
GJ 900 C
GJ 900 A 0.72 R⦿ 3976.00 K
GJ 900 b
Architecture
GJ 900
GJ 900 B
GJ 900 C
GJ 900 A
GJ 900 b
Other Data
Bibliography 10
Exoplanet Archive Notes 3
GJ 900 B Nearby Data 4
GJ 900 C Nearby Data 4
GJ 900 A Nearby Data 4
Discovery Data
Host Planet Method Year Reference Disposition
GJ 900 A GJ 900 b Imaging 2024 Rothermich et al. 2024 Confirmed Planet
GJ 900 A
RA
---
Dec
---
Distance
---
Parallax
---
Ecliptic Latitude
---
Ecliptic Longitude
---
Galactic Latitude
---
Galactic Longitude
---
Total Proper Motion
---
Proper Motion (RA)
---
Proper Motion (Dec)
---
Photometry
mV
---
mTESS
---
mJ
---
mH
---
mKs
---
mIc
---
mGaia
---
mB
---
Tools
Stellar Hosts
Source Rothermich et al. 2024
γ
(km/s)
-10.44±0.44
Age
(Gyr)
0.2±0.1
Sp. T
M4
Print
RA
---
Dec
---
Distance
---
Parallax
---
Ecliptic Latitude
---
Ecliptic Longitude
---
Galactic Latitude
---
Galactic Longitude
---
Total Proper Motion
---
Proper Motion (RA)
---
Proper Motion (Dec)
---
Photometry
mV
---
mTESS
---
mJ
---
mH
---
mKs
---
mIc
---
mGaia
---
mB
---
Tools
Stellar Hosts
Source Rothermich et al. 2024
γ
(km/s)
-10.44±0.44
Age
(Gyr)
0.2±0.1
Sp. T
M6
Print
RA
23h35m00.63s
Dec
+01d36m19.88s
Distance
20.8065±0.0357 pc
Parallax
48.0331000±0.0817509 mas
Ecliptic Latitude
3.95515 deg
Ecliptic Longitude
354.89757 deg
Galactic Latitude
-55.87877 deg
Galactic Longitude
87.24859 deg
Total Proper Motion
340.9917681±0.0852257 mas/yr
Proper Motion (RA)
339.7970000±0.0853444 mas/yr
Proper Motion (Dec)
28.5199000±0.0662478 mas/yr
Photometry
mV
9.59±0.10
mTESS
8.030±0.032
mJ
6.881±0.020
mH
6.280±0.046
mKs
6.044±0.018
mIc
7.900±0.008
mGaia
9.025710±0.001235
mB
10.909±0.079
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Rothermich et al. 2024
 TICv8 Turnbull 2015 Hawley et al. 1996 Duncan et al. 1991 Duncan et al. 1991
ρ✶
(g/cm3)
--- 2.590302±0.152578 --- --- --- ---
M✶
(M⦿)
1.08 0.6749390±0.0202622 0.58 --- --- ---
R✶
(R⦿)
--- 0.7161870±0.0212046 0.73 --- --- ---
log g
(log10(cm/s2))
--- 4.5572800±0.0126826 --- --- --- ---
Metallicity
(dex)
-0.630+0.880-0.110
[Fe/H] 		--- --- --- --- ---
γ
(km/s)
-10.44±0.44 --- --- --- --- ---
Age
(Gyr)
0.2±0.1 --- --- --- --- ---
Sp. T
K7 --- M0 K7 --- ---
Prot
(days)
11.9 --- --- --- --- ---
S Index
--- --- --- --- 2.8867 3.3209
Teff
(K)
--- --- 3976 --- --- ---
L✶
(log10(L⦿))
--- ---
-0.921 +0.200-0.380
--- --- ---
Print
Status
Confirmed Planet
Detected By
Imaging
Tools
Source Rothermich et al. 2024
Mp
(M⨁)
3496
Mp
(MJup)
11
a
(au)
12000
Print
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     50 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
Known Objects
1 Confirmed Planets
2 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
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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NASA Exoplanet Archive is operated by the California Institute of Technology, under contract with the National Aeronautics and Space Administration under the Exoplanet Exploration Program.