GJ 740 Overview

GJ 740 0.61 R⦿ 3789.00 K
GJ 740 b
Architecture
GJ 740
GJ 740
GJ 740 b
Other Data
Bibliography 15
Nearby Data 5
Discovery Data
Host Planet Method Year Reference Disposition
GJ 740 GJ 740 b Radial Velocity 2021 Toledo-Padrón et al. 2021 Confirmed Planet
RA
18h57m59.93s
Dec
+05d54m10.32s
Distance
11.10170±0.00605 pc
Parallax
90.0477000±0.0489842 mas
Ecliptic Latitude
28.52225 deg
Ecliptic Longitude
286.467 deg
Galactic Latitude
1.236739 deg
Galactic Longitude
38.93739 deg
Total Proper Motion
1236.1557764±0.0918906 mas/yr
Proper Motion (RA)
-196.3010000±0.0872309 mas/yr
Proper Motion (Dec)
-1220.470000±0.092008 mas/yr
Photometry
mV
9.22±0.10
mTESS
7.4681900±0.0076721
mJ
6.239±0.019
mH
5.587±0.029
mKs
5.357±0.021
Source Toledo-Padrón et al. 2021 TICv8 Gaia DR2 Turnbull 2015 Wright et al. 2004 Nordstrom et al. 2004 Hawley et al. 1996 Duncan et al. 1991 Cannon & Pickering 1918
S Index
--- --- --- --- 1.747±0.227 --- --- 1.4996 ---
γ
(km/s)
--- --- --- --- --- 9.5±0.2 --- --- ---
v sin i
(km/s)
0.920±0.590 --- --- --- --- 0 --- --- ---
Teff
(K)
3913±51 3784.0±157.0
3920.0+207.6-145.0
3789 --- --- --- --- ---
L
(log10(L⦿))
-1.206±0.097
-1.19496+0.08857-0.11138
-1.17445+0.00055-0.00055
-1.155 +0.385-0.368
--- --- --- --- ---
M
(M⦿)
0.58±0.06 0.5780630±0.0202473 --- 0.50 --- --- --- --- ---
R
(R⦿)
0.56±0.06 0.587853±0.017404
0.560861+0.043913-0.054993
0.61 --- --- --- --- ---
Sp. T
M1.0 V --- --- M2V --- --- M0.5 --- K5
Metallicity
(dex)
0.080±0.160 [Fe/H] --- --- --- --- --- --- --- ---
log g
(log10(cm/s2))
4.68±0.07 4.6615100±0.0105051 --- --- --- --- --- --- ---
Prot
(days)
35.563±0.071 --- --- --- --- --- --- --- ---
ρ
(g/cm3)
--- 4.0117594±0.2161024 --- --- --- --- --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Toledo-Padrón et al. 2021
Tp
(days)
2454648.57+0.32-0.30
Teq
(K)
829+40-50
S
(S)
79+16-17
ω
(deg)
-41+58-48
Mp sin i
(M)
2.96+0.50-0.48
Mp sin i
(MJup)
0.00931+0.00157-0.00151
e
0.24+0.15-0.14
P
(days)
2.37756+0.00013-0.00011
K
(m/s)
2.13+0.34-0.32
a
(au)
0.029±0.001
Literature Time Series (1 File Type, 1 File)
File Type Data Points Filter Reference
Photometric Light Curve     80 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Known Objects
1 Confirmed Planets
14 2MASS Point Source Catalog
Data Files
4 KELT Time Series
1 Associated Literature Data
System
Star
Confirmed
Candidate
Refuted
Controversial
False Positive
Aliases
Data Access
Transit Prediction Service
Time Series
Kepler | K2
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