GJ 3473 Overview
GJ 3473
0.36
R⦿
3822.26
K
GJ 3473 b
0.113
RJup
GJ 3473 c
LP 544-12
0.14
R⦿
3285.75
K
- Other Data
- Bibliography 8
- Exoplanet Archive Notes 1
- GJ 3473 Nearby Data 3
- LP 544-12 Nearby Data 3
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| GJ 3473 | GJ 3473 b | Transit | 2020 | Kemmer et al. 2020 | Confirmed Planet |
| GJ 3473 | GJ 3473 c | Radial Velocity | 2020 | Kemmer et al. 2020 | Confirmed Planet |
GJ 3473
- This reference contains discussion regarding the stellar multiplicity of this system. (Kemmer et al. 2020)
- RA
- 08h02m22.47s
- Dec
- +03d20m13.79s
- Distance
- 27.3644±0.0376 pc
- Parallax
- 36.5150000±0.0498293 mas
- Ecliptic Latitude
- -16.76322 deg
- Ecliptic Longitude
- 122.04427 deg
- Galactic Latitude
- 17.28798 deg
- Galactic Longitude
- 218.15071 deg
- Total Proper Motion
- 554.7223327±0.0704113 mas/yr
- Proper Motion (RA)
- -403.1680000±0.0856354 mas/yr
- Proper Motion (Dec)
- -381.0150000±0.0479354 mas/yr
- Photometry
-
mV13.740±0.027
-
mTESS11.1972000±0.0073095
-
mJ9.627±0.023
-
mH9.063±0.022
-
mKs8.829001±0.024000
-
mW18.671±0.023
-
mW28.506±0.019
-
mW38.385±0.024
-
mW48.347±0.294
-
mGaia12.465000±0.000343
-
mB15.241±0.053
-
mg15.4319000±0.0057415
-
mi11.9009000±0.0007628
-
mr13.291200±0.002163
-
mu16.8950000±0.0083254
-
mz11.4704000±0.0040229
| Source |
Kemmer et al. 2020 |
TICv8 | Gaia DR2 | Hawley et al. 1996 |
ExoFOP-TESS TOI |
Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
3347±54 | 3329.0±157.0 |
3822.2551+125.4949-137.2983
|
--- | 3332±63 | ||
|
Sp. T
|
--- | --- | --- | M4 | --- | ||
|
L✶
(log10(L⦿))
|
-1.824+0.005-0.006
|
-1.85675+0.09707-0.12520
|
--- | --- | --- | ||
|
Metallicity
(dex)
|
0.11±0.19 [Fe/H] | --- | --- | --- | --- | ||
|
γ
(km/s)
|
-1.101±0.011 | --- | --- | --- | --- | ||
|
v sin i
(km/s)
|
<2 | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
10.93+0.66-0.69
|
10.7392391±0.3296907 | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.360±0.016 | 0.3394400±0.0203209 | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.364±0.012 | 0.3545290±0.0107089 | --- | --- | 0.354528993368149±0.010708900000000 | ||
|
log g
(log10(cm/s2))
|
4.81±0.06 | 4.8695300±0.0003832 | --- | --- | 4.915280±0.142281 | ||
|
Prot
(days)
|
168.3±4.2 | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity, Transit
| Source |
Kemmer et al. 2020 |
ExoFOP-TESS TOI |
Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|
|
a/R✶
|
9.39+0.19-0.21
|
--- | ||
|
Teq
(K)
|
773+16-15
|
704.63268834696 | ||
|
b
|
0.336+0.066-0.074
|
--- | ||
|
S
(S⨁)
|
59.4+5.0-4.5
|
58.2602236868205 | ||
|
Mp
(M⨁)
|
1.86±0.30 | --- | ||
|
Mp
(MJup)
|
0.00585±0.00094 | --- | ||
|
e
|
0 | --- | ||
|
i
(deg)
|
87.95+0.47-0.45
|
--- | ||
|
P
(days)
|
1.1980035+0.0000018-0.0000019
|
1.19799956041588±0.00000625382700 | ||
|
ρ
(g/cm3)
|
5.03+1.07-0.93
|
--- | ||
|
Rp
(R⨁)
|
1.264+0.050-0.049
|
1.21073387620264±1.10587860000000 | ||
|
Rp
(RJup)
|
0.1128+0.0045-0.0044
|
0.108014627610398±0.098660050329108 | ||
|
Rp/R✶
|
0.03184+0.00069-0.00067
|
--- | ||
|
K
(m/s)
|
2.21±0.35 | --- | ||
|
a
(au)
|
0.01589±0.00062 | --- | ||
|
T14
(hours)
|
0.950+0.015-0.014
|
0.968200339556040±0.306451230000000 | ||
|
TC
(days)
|
2458492.20408+0.00043-0.00042
|
2458492.20582900±0.00066091 | ||
|
δ
(%)
|
--- | 0.115031772968271±0.009333179500000 |
- Status
- Confirmed Planet
- Detected By
- Radial Velocity
- Tools
| Source |
Kemmer et al. 2020 |
|---|---|
|
Teq
(K)
|
329.1+6.6-6.4
|
|
S
(S⨁)
|
1.95+0.17-0.15
|
|
Mp sin i
(M⨁)
|
7.41+0.91-0.86
|
|
Mp sin i
(MJup)
|
0.0233+0.0029-0.0027
|
|
e
|
0 |
|
P
(days)
|
15.509±0.033 |
|
K
(m/s)
|
3.75+0.45-0.42
|
|
a
(au)
|
0.0876+0.0035-0.0034
|
- RA
- 08h02m20.23s
- Dec
- +03d19m37.64s
- Distance
- 27.48300±0.09555 pc
- Parallax
- 36.357900±0.125539 mas
- Ecliptic Latitude
- -16.775 deg
- Ecliptic Longitude
- 122.037 deg
- Galactic Latitude
- 17.27511 deg
- Galactic Longitude
- 218.15556 deg
- Total Proper Motion
- 551.7692419±0.1770878 mas/yr
- Proper Motion (RA)
- -399.366000±0.214787 mas/yr
- Proper Motion (Dec)
- -380.731000±0.122903 mas/yr
- Photometry
-
mV17.77±0.20
-
mTESS14.3196000±0.0079696
-
mJ12.224±0.024
-
mH11.695±0.027
-
mKs11.371±0.024
-
mW115.284±0.123
-
mW214.988±0.151
-
mW312.028
-
mW48.891
-
mGaia15.947100±0.000781
-
mB20.361±0.174
-
mg---
-
mi---
-
mr---
-
mu---
-
mz---
| Source | TICv8 | Gaia DR2 | Hawley et al. 1996 |
|---|---|---|---|
|
Teff
(K)
|
2832.0±157.0 |
3285.75+61.25-5.75
|
--- |
|
Sp. T
|
--- | --- | M6 |
|
L✶
(log10(L⦿))
|
-2.9692+0.1085-0.1449
|
--- | --- |
|
ρ✶
(g/cm3)
|
61.5947471±5.6952753 | --- | --- |
|
M✶
(M⦿)
|
0.110154±0.020023 | --- | --- |
|
R✶
(R⦿)
|
0.1361050±0.0040842 | --- | --- |
|
log g
(log10(cm/s2))
|
5.212320±0.053758 | --- | --- |
- Known Objects
- 2 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
- Known Objects
- 2 Confirmed Planets
- 1 2MASS Point Source Catalog
- Data Files
- 2 Associated Literature Data
-
Discovery of a hot, transiting, Earth-sized planet and a second temperate, non-transiting planet around the M4 dwarf GJ 3473 (TOI-488)
Kemmer et al. 2020 | Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
ExoFOP-TESS TOI Table
ExoFOP-TESS TOI -
All WISE Data Release
Cutri et al. 2014 | Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog | 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 -
LHS catalogue. A catalogue of stars with proper motions exceeding 0.5 arcsec annually
Luyten 1979 | 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
