GJ 273 Overview
GJ 273
0.33
R⦿
3283.00
K
GJ 273 c
GJ 273 b
- Other Data
- Bibliography 14
- Nearby Data 3
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| GJ 273 | GJ 273 c | Radial Velocity | 2017 | Astudillo-Defru et al. 2017 | Confirmed Planet |
| GJ 273 | GJ 273 b | Radial Velocity | 2017 | Astudillo-Defru et al. 2017 | Confirmed Planet |
- RA
- 07h27m24.50s
- Dec
- +05d13m32.91s
- Distance
- 5.9215350±0.0206332 pc
- Parallax
- 263.26±1.43 mas
- Ecliptic Latitude
- -16.50482 deg
- Ecliptic Longitude
- 112.74274 deg
- Galactic Latitude
- 10.37353 deg
- Galactic Longitude
- 212.34455 deg
- Total Proper Motion
- 3737.8706505±8.0000000 mas/yr
- Proper Motion (RA)
- 571.0±8.0 mas/yr
- Proper Motion (Dec)
- -3694.0±8.0 mas/yr
- Photometry
-
mV9.84±0.10
-
mTESS7.308±0.033
-
mJ5.714±0.032
-
mH5.219±0.063
-
mKs4.857±0.023
-
mIc---
-
mB11.313±0.063
| Source | TICv8 | Astudillo-Defru et al. 2017 | Turnbull 2015 | Wright et al. 2004 | Nidever et al. 2002 | Hawley et al. 1996 | Duncan et al. 1991 |
|---|---|---|---|---|---|---|---|
|
S Index
|
--- | --- | --- | 0.844±0.110 | --- | --- | 0.8505±0.2693 |
|
Teff
(K)
|
--- | 3382±49 | 3283 | --- | --- | --- | --- |
|
L✶
(log10(L⦿))
|
--- |
-2.06+0.24-0.60
|
-2.000 +1.000-0.903
|
--- | --- | --- | --- |
|
M✶
(M⦿)
|
0.2946980±0.0203041 | 0.29 | 0.32 | --- | --- | --- | --- |
|
R✶
(R⦿)
|
0.3157800±0.0096203 | 0.293±0.027 | 0.33 | --- | --- | --- | --- |
|
Sp. T
|
--- | M3.5 | M3.5V | --- | --- | M3.5 | --- |
|
Metallicity
(dex)
|
--- | 0.090±0.170 [Fe/H] | --- | --- | --- | --- | --- |
|
γ
(km/s)
|
--- | 18.4086±0.0002 | --- | --- | 18.2 | --- | --- |
|
Prot
(days)
|
--- | 99 | --- | --- | --- | --- | --- |
|
ρ✶
(g/cm3)
|
13.1943811±0.2955052 | --- | --- | --- | --- | --- | --- |
|
log g
(log10(cm/s2))
|
4.9086800±0.0034996 | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Astudillo-Defru et al. 2017 |
|---|---|
|
S
(S⨁)
|
6.66 |
|
Mp sin i
(M⨁)
|
1.18±0.16 |
|
Mp sin i
(MJup)
|
0.00371±0.00050 |
|
e
|
0.17+0.13-0.12
|
|
P
(days)
|
4.7234±0.0004 |
|
K
(m/s)
|
1.06±0.15 |
|
a
(au)
|
0.036467±0.000002 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source | Astudillo-Defru et al. 2017 |
|---|---|
|
S
(S⨁)
|
1.06 |
|
Mp sin i
(M⨁)
|
2.89+0.27-0.26
|
|
Mp sin i
(MJup)
|
0.00909+0.00085-0.00082
|
|
e
|
0.10+0.09-0.07
|
|
P
(days)
|
18.6498+0.0059-0.0052
|
|
K
(m/s)
|
1.61±0.15 |
|
a
(au)
|
0.091101+0.000019-0.000017
|
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 | 125 | Hp (Hipparcos) | Hipparcos and Tycho Catalogs |
- Known Objects
- 2 Confirmed Planets
- 2 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
-
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
The HARPS search for southern extra-solar planets. XLI. A dozen planets around the M dwarfs GJ 3138, GJ 3323, GJ 273, GJ 628, and GJ 3293
Astudillo-Defru et al. 2017 | 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 -
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 -
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
- Search
- Browse
- Download
