K2-61 Overview
-
Star:
K2-61
- Stellar Radius: 1.36 Solar Radius
- Stellar Effective Temperature: 6293.00 K
-
Planet:
K2-61 b
- Disposition Confirmed
- Planet Radius 0.171 Jupiter Radius
K2-61 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| K2-61 | ||||||
| K2-61 b | 2.57 d | 1.92 R⨁ | Transit | 2016 | Crossfield et al. 2016 | Confirmed Planet |
- RA
- 22h38m41.96s
- Dec
- -13d33m36.16s
- Distance
-
405.732+8.413-8.083pc
- Parallax
- 2.436940±0.049706 mas
- Ecliptic Latitude
- -4.63464 deg
- Ecliptic Longitude
- 336.14333 deg
- Galactic Latitude
- -56.20059 deg
- Galactic Longitude
- 49.89609 deg
- Total Proper Motion
- 23.1430641±0.0905154 mas/yr
- Proper Motion (RA)
- 22.026700±0.091951 mas/yr
- Proper Motion (Dec)
- -7.1011200±0.0753173 mas/yr
- Photometry
- mV 13.173±0.080
- mTESS 12.3951±0.0071
- mJ 11.758±0.022
- mH 11.423±0.021
- mKs 11.385±0.024
- mKep 12.975
- mW1 11.328±0.023
- mW2 11.378±0.021
- mW3 11.173±0.168
- mW4 8.608
- mGaia 12.857500±0.000404
- mB 13.701±0.094
-
Abundances
(Hypatia Catalog) - [Fe/H] 0.08±0.06 dex
- [C/H] -0.02±0.09 dex
- [O/H] -0.04±0.09 dex
- [Na/H] -0.10±0.04 dex
- [Mg/H] 0.10±0.08 dex
- [Al/H] -0.08±0.06 dex
- [Si/H] 0.04±0.05 dex
- [Ca/H] 0.05±0.06 dex
- [Y/H] 0.08±0.08 dex
- Mission
- K2: Observed in Campaign 3
| Source | Howard et al. 2025 | TICv8 | Gaia DR2 | Mayo et al. 2018 | Crossfield et al. 2016 | Kruse et al. 2019 | Barros et al. 2016 | Vanderburg et al. 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
5748.0±100.0 |
5718.0000+165.1450-90.9529
|
5527.00+199.00-76.23
|
5761.0±50.0 | 6293±338 | --- | --- | 5680 | ||
|
M✶
(M⦿)
|
0.970±0.040 |
1.020000+0.145574-0.114946
|
--- |
1.030202 +0.029448-0.028891
|
1.21±0.22 | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.9950±0.0420 |
1.0012500+0.0358060-0.0715307
|
1.0459462+0.0294601-0.0714377
|
1.015751 +0.110165-0.057238
|
1.36±0.41 |
1.046 +0.071-0.029
|
--- | 0.95 | ||
|
log g
(log10(cm/s2))
|
4.380±0.085 |
4.4455800+0.0679833-0.0863689
|
--- | 4.38±0.1 | 4.25±0.20 | --- | --- | --- | ||
|
Metallicity
(dex)
|
0.030±0.048 [Fe/H] | --- | --- | 0.17±0.08 [Fe/H] | --- | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
--- |
-0.015242504+0.026130565-0.017884745
|
-0.036328669+0.013208489-0.013622843
|
--- | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | --- | -8.149652412522347±3.130920911379125 | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
--- |
1.4326373+0.3353117-0.3006257
|
--- | --- | --- | --- | --- | --- | ||
|
v sin i
(km/s)
|
1.6±1.0 | --- | --- | --- | --- | --- | --- | --- | ||
|
S Index
|
0.1433 | --- | --- | --- | --- | --- | --- | --- | ||
|
CAII LOG RHK
|
-5.119 | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Howard et al. 2025 | Mayo et al. 2018 | Crossfield et al. 2016 | Kruse et al. 2019 | Barros et al. 2016 | Vanderburg et al. 2016 | ||
|---|---|---|---|---|---|---|---|---|
|
P
(days)
|
2.57336±0.00016 |
2.573413 +0.000159-0.000166
|
2.57302±0.00020 |
2.57333 +0.00016-0.00015
|
2.57275378 | 2.5735352 | ||
|
δ
(%)
|
--- | --- | --- | 0.0364±0.0014 | 0.022±0.002 | 0.0348 | ||
|
T14
(hours)
|
--- | --- | 2.33±0.15 |
2.80800+0.12000-0.19200
|
2.14400 | 2.61000 | ||
|
TC
(days)
|
2456983.2140±0.0022
(BJD)
|
2456980.64006 +0.002401-0.002396
|
2456983.2196±0.0027
(BJD-TDB)
|
2456978.0676±0.0023
(BJD)
|
2456983.224737
(BJD)
|
2456980.638
(BJD)
|
||
|
Teq
(K)
|
1325.0±38.0 | --- | --- | --- | --- | --- | ||
|
S
(S⨁)
|
730.0+86.0-79.0
|
--- | 1686±1125 | --- | --- | --- | ||
|
Rp
(R⨁)
|
1.92+0.11-0.05
|
1.93284330638 +0.321650600028-0.146778035357
|
2.48±0.79 |
2.03 +0.21-0.43
|
--- | 1.94 | ||
|
Rp
(RJup)
|
0.171+0.010-0.004
|
0.1724367300 +0.0286957445-0.0130946592
|
0.221±0.070 |
0.181 +0.019-0.038
|
--- | 0.173 | ||
|
b
|
--- | --- | --- | --- | --- | 0.30 | ||
|
Rp/R✶
|
--- |
0.017445 +0.002202-0.000888
|
0.0166±0.0011 |
0.0178 +0.0014-0.0037
|
--- | 0.01706 | ||
|
a
(au)
|
--- | --- | 0.0392±0.0024 | --- | --- | --- | ||
|
a/R✶
|
--- |
6.617142 +0.866369-2.131969
|
--- |
6.24 +2.06-0.90
|
--- | --- | ||
|
i
(deg)
|
--- |
85.996324 +2.881945-6.365911
|
--- | --- | --- | --- |
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 1 K2 Targets
- 1 2MASS Point Source Catalog
- Data Files
- 1 K2 Time Series
- 1 Associated Literature Data
-
Planet Masses, Radii, and Orbits from NASA's K2 Mission
Howard et al. 2025 Reference Overview -
The Revised TESS Input Catalog and Candidate Target List
TICv8 Reference Overview -
Detection of Hundreds of New Planet Candidates and Eclipsing Binaries in K2 Campaigns 0-8
Kruse et al. 2019 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
275 Candidates and 149 Validated Planets Orbiting Bright Stars in K2 Campaigns 0-10
Mayo et al. 2018 Reference Overview -
New planetary and eclipsing binary candidates from campaigns 1-6 of the K2 mission
Barros et al. 2016 Reference Overview -
197 Candidates and 104 Validated Planets in K2’s First Five Fields
Crossfield et al. 2016 Reference Overview -
The K2 Ecliptic Plane Input Catalog (EPIC) and Stellar Classifications of 138,600 Targets in Campaigns 1-8
EPIC Catalog Reference Overview -
Planetary Candidates from the First Year of the K2 Mission
Vanderburg et al. 2016 Reference Overview -
All WISE Data Release
Cutri et al. 2014 Reference Overview -
2MASS All-Sky Catalog of Point Sources
2MASS Point Source Catalog Reference Overview
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- False Positive Planet
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- Aliases
- Data Access
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- Time Series
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