GJ 740 Overview
GJ 740
0.56
R⦿
3920.00
K
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
- 28.51712 deg
- Ecliptic Longitude
- 286.46537 deg
- Galactic Latitude
- 1.23509 deg
- Galactic Longitude
- 38.93233 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
-
mV9.22±0.10
-
mTESS7.4681900±0.0076721
-
mJ6.239±0.019
-
mH5.587±0.029
-
mKs5.357±0.021
-
mIc---
-
mGaia8.456360±0.001102
-
mB10.616±0.049
-
Abundances
(Hypatia Catalog) -
[Fe/H] 0.08±0.04 dex
-
-
-
-
-
-
-
-
-
| 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 | --- |
|
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
|
--- | --- | --- | --- | --- |
|
R✶
(R⦿)
|
0.56±0.06 | 0.587853±0.017404 |
0.560861+0.043913-0.054993
|
0.61 | --- | --- | --- | --- | --- |
|
M✶
(M⦿)
|
0.58±0.06 | 0.5780630±0.0202473 | --- | 0.50 | --- | --- | --- | --- | --- |
|
Sp. T
|
M1.0 V | --- | --- | M2V | --- | --- | M0.5 | --- | K5 |
|
Metallicity
(dex)
|
0.080±0.160 [Fe/H] | --- | --- | --- | --- | --- | --- | --- | --- |
|
v sin i
(km/s)
|
0.920±0.590 | --- | --- | --- | --- | 0 | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.68±0.07 | 4.6615100±0.0105051 | --- | --- | --- | --- | --- | --- | --- |
|
Prot
(days)
|
35.563±0.071 | --- | --- | --- | --- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | --- | --- | --- | --- | 9.5±0.2 | --- | --- | --- |
|
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
-
A super-Earth on a close-in orbit around the M1V star GJ 740. A HADES and CARMENES collaboration
Toledo-Padrón et al. 2021 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 | Reference Overview -
The Geneva-Copenhagen survey of the Solar neighbourhood. Ages,metallicities and kinematix properties of ~14 000 F and G dwarfs
Nordstrom et al. 2004 | 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 -
Yale Trigonometric Parallaxes, Fourth Edition (van Altena+ 1995)
van Altena et al. 2001 | 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 -
CA II H and K measurements made at Mount Wilson Observatory, 1966-1983
Duncan et al. 1991 | Reference Overview -
UBV(RI)_c photometry of faint nearby stars
Laing 1989 | Reference Overview -
The Henry Draper catalogue 0h, 1h, 2h, and 3h
Cannon & Pickering 1918 | 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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