Gliese 12 Overview
Gliese 12
0.27
R⦿
3376.00
K
Gliese 12 b
0.085
RJup
- Architecture
- Gliese 12
- Gliese 12
- Other Data
- Bibliography 4
- Exoplanet Archive Notes 1
- Nearby Data 3
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| Gliese 12 | Gliese 12 b | Transit | 2024 | Kuzuhara et al. 2024 | Confirmed Planet |
Gliese 12 b
- Planet also independently announced in this ref. (Dholakia et al. 2024)
- RA
- 00h15m49.90s
- Dec
- +13d33m27.42s
- Distance
- 12.21000±0.01305 pc
- Parallax
- 81.8711000±0.0866381 mas
- Ecliptic Latitude
- 10.85872 deg
- Ecliptic Longitude
- 9.06572 deg
- Galactic Latitude
- -48.40659 deg
- Galactic Longitude
- 109.835 deg
- Total Proper Motion
- 700.270456±0.158255 mas/yr
- Proper Motion (RA)
- 618.003000±0.163315 mas/yr
- Proper Motion (Dec)
- 329.319000±0.138977 mas/yr
- Photometry
-
mV12.600±0.042
-
mTESS10.1769000±0.0072659
-
mJ8.619±0.020
-
mH8.068±0.026
-
mKs7.807±0.020
-
mGaia11.396300±0.001756
-
mB14.265±0.038
| Source | Kuzuhara et al. 2024 | Dholakia et al. 2024 | TICv8 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|
|
Teff
(K)
|
3296+48-36
|
3253±55 | 3376.0±157.0 | 3376±157 | ||
|
R✶
(R⦿)
|
0.2617+0.0058-0.0070
|
0.269±0.008 | 0.2694270±0.0080644 | 0.269427001476288±0.008064400000000 | ||
|
log g
(log10(cm/s2))
|
5.21±0.07 | 4.96±0.03 | 4.9613000±0.0101873 | 4.9613000±0.0101873 | ||
|
L✶
(log10(L⦿))
|
-2.14+0.01-0.01
|
-2.13+0.04-0.05
|
-2.07081+0.09594-0.12333
|
--- | ||
|
ρ✶
(g/cm3)
|
13.5+1.2-0.9
|
17.55+1.60-1.42
|
17.4566102±0.1129394 | --- | ||
|
M✶
(M⦿)
|
0.2414±0.0060 | 0.241±0.006 | 0.2421680±0.0201353 | --- | ||
|
Metallicity
(dex)
|
-0.32±0.06 [Fe/H] | -0.29±0.09 [Fe/H] | --- | --- | ||
|
v sin i
(km/s)
|
<2 | --- | --- | --- | ||
|
CAII LOG RHK
|
-5.23+0.10-0.14
|
-5.68±0.12 | --- | --- | ||
|
Sp. T
|
M3.0 V | M4 V | --- | --- | ||
|
Prot
(days)
|
85 | --- | --- | --- | ||
|
γ
(km/s)
|
--- | 51.2130±0.0036 | --- | --- | ||
|
Age
(Gyr)
|
--- |
7.0+2.8-2.2
|
--- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Kuzuhara et al. 2024 | Dholakia et al. 2024 | ExoFOP-TESS TOI | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
Teq
(K)
|
314.6+6.0-5.4
|
315+7-8
|
299.506798652989 | ||
|
S
(S⨁)
|
1.62+0.13-0.11
|
1.6±0.2 | 1.90172511558709 | ||
|
P
(days)
|
12.761408±0.000050 | 12.76142±0.00007 | 12.7614705843325±0.0000496142170 | ||
|
Rp
(R⨁)
|
0.9580+0.0460-0.0480
|
0.90+0.10-0.09
|
0.970576265110494±3.715480600000000 | ||
|
Rp
(RJup)
|
0.08547+0.00410-0.00428
|
0.080+0.009-0.008
|
0.0865891637328356±0.3314735478133173 | ||
|
δ
(%)
|
--- | --- | 0.121524958010682±0.024984457000000 | ||
|
T14
(hours)
|
1.20±0.09 | --- | 1.04977611413834±1.95206000000000 | ||
|
TC
(days)
|
2459497.1865±0.0026 | 2459497.183±0.004 | 2459458.90053500±0.00173974 | ||
|
a/R✶
|
54.9±1.4 | 53.5±1.6 | --- | ||
|
b
|
0.759+0.049-0.114
|
0.74±0.04 | --- | ||
|
Mp
(M⨁)
|
<3.87 | <10 | --- | ||
|
Mp
(MJup)
|
<0.0122 | <0.03 | --- | ||
|
i
(deg)
|
89.194+0.059-0.052
|
89.20±0.05 | --- | ||
|
ρ
(g/cm3)
|
--- | 17.7±1.4 | --- | ||
|
Rp/R✶
|
0.0336±0.0015 | 0.031±0.003 | --- | ||
|
a
(au)
|
0.0668±0.0024 |
0.0670+0.0005-0.0006
|
--- | ||
|
e
|
<0.50 | --- | --- | ||
|
K
(m/s)
|
<2.78 | --- | --- |
- Known Objects
- 1 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 1 Associated Literature Data
-
Gliese 12 b, a temperate Earth-sized planet at 12 parsecs discovered with TESS and CHEOPS
Dholakia et al. 2024 | Reference Overview -
Gliese 12 b: A Temperate Earth-sized Planet at 12 pc Ideal for Atmospheric Transmission Spectroscopy
Kuzuhara et al. 2024 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI
- 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
