GJ 393 Overview
GJ 393
0.44
R⦿
3545.00
K
GJ 393 b
- Other Data
- Bibliography 15
- Nearby Data 6
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| GJ 393 | GJ 393 b | Radial Velocity | 2021 | Amado et al. 2021 | Confirmed Planet |
- RA
- 10h28m54.93s
- Dec
- +00d50m16.25s
- Distance
- 7.031490±0.002485 pc
- Parallax
- 142.1880000±0.0499288 mas
- Ecliptic Latitude
- -8.07837 deg
- Ecliptic Longitude
- 158.62269 deg
- Galactic Latitude
- 46.88333 deg
- Galactic Longitude
- 244.47566 deg
- Total Proper Motion
- 948.4442122±0.0763903 mas/yr
- Proper Motion (RA)
- -603.003000±0.084483 mas/yr
- Proper Motion (Dec)
- -732.0750000±0.0703717 mas/yr
- Photometry
-
mV9.65±0.10
-
mTESS7.5583900±0.0077604
-
mJ6.176±0.021
-
mH5.605±0.033
-
mKs5.311±0.023
-
mKep8.771
-
mIc7.412
-
mGaia8.67373±0.00078
-
mB11.054±0.064
-
mg10.5111000±0.0004139
-
mi8.0154800±0.0002402
-
mr9.0690000±0.0003941
-
mu15.4777000±0.0089022
-
mz8.2555700±0.0009448
-
Abundances
(Hypatia Catalog) -
[Fe/H] -0.10±0.04 dex
-
-
-
-
-
-
-
-
-
-
Mission
- K2 : Observed in Campaign 14
| Source | Amado et al. 2021 | TICv8 | Turnbull 2015 | Wright et al. 2004 | Nidever et al. 2002 | Hawley et al. 1996 | Duncan et al. 1991 |
|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | 1.004±0.131 | --- | --- | 1.0345 |
|
Teff
(K)
|
3579±51 | 3546.0±157.0 | 3545 | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
-1.571+0.009-0.009
|
-1.57337+0.09279-0.11816
|
-1.523 +0.637-0.368
|
--- | --- | --- | --- |
|
M✶
(M⦿)
|
0.426±0.017 | 0.4281750±0.0203426 | 0.40 | --- | --- | --- | --- |
|
R✶
(R⦿)
|
0.426±0.013 | 0.4330010±0.0129681 | 0.44 | --- | --- | --- | --- |
|
Sp. T
|
M2.0 V | --- | M2 | --- | --- | M2 | --- |
|
γ
(km/s)
|
--- | --- | --- | --- | 8.3 | --- | --- |
|
ρ✶
(g/cm3)
|
--- | 7.435678±0.314907 | --- | --- | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.88±0.07 | 4.7967100±0.0053726 | --- | --- | --- | --- | --- |
|
Metallicity
(dex)
|
-0.090±0.160 [Fe/H] | --- | --- | --- | --- | --- | --- |
|
v sin i
(km/s)
|
<2.0 | --- | --- | --- | --- | --- | --- |
|
Prot
(days)
|
34.15+0.22-0.21
|
--- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Amado et al. 2021 |
|---|---|
|
Tp
(days)
|
2458002.72±0.21 |
|
Teq
(K)
|
485±11 |
|
S
(S⨁)
|
9.21±0.31 |
|
Mp sin i
(M⨁)
|
1.71±0.24 |
|
Mp sin i
(MJup)
|
0.00538±0.00076 |
|
P
(days)
|
7.02679+0.00082-0.00085
|
|
K
(m/s)
|
1.01±0.14 |
|
a
(au)
|
0.05402±0.00072 |
Literature Stellar Spectra
(1 File)
| File Type | Spectrum Type | Wavelength Category | Reference |
|---|---|---|---|
| Spectra | echelle grating | Optical | California Planet Search |
Literature Time Series
(1 File Type, 1 File)
| File Type | Data Points | Filter | Reference |
|---|---|---|---|
| Photometric Light Curve | 69 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
- Known Objects
- 1 Confirmed Planets
- 1 K2 Targets
- 1 2MASS Point Source Catalog
- Data Files
- 1 K2 Time Series
- 1 Associated Literature Data
-
The CARMENES search for exoplanets around M dwarfs. Two terrestrial planets orbiting G 264-012 and one terrestrial planet orbiting Gl 393
Amado et al. 2021 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog | Reference Overview -
ExoCat-1: The Nearby Stellar Systems Catalog for Exoplanet Imaging Missions
Turnbull 2015 | Reference Overview -
CPS
California Planet Search -
Chromospheric Ca II Emission in Nearby F, G, K, and M Stars
Wright et al. 2004 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | Reference Overview -
Radial Velocities of 889 late-type stars
Nidever et al. 2002 | 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 -
VRI photometry of nearby stars.
Cousins 1980a | 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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