K2-90 Overview
-
Star:
K2-90
- Stellar Radius: 0.49 Solar Radius
- Stellar Effective Temperature: 4136.00 K
-
Planet:
K2-90 c
- Disposition Confirmed
- Planet Radius 0.116 Jupiter Radius
-
Planet:
K2-90 b
- Disposition Confirmed
- Planet Radius 0.232 Jupiter Radius
K2-90 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| K2-90 | ||||||
| K2-90 c | 2.9 d | 1.3 R⨁ | Transit | 2016 | Crossfield et al. 2016 | Confirmed Planet |
| K2-90 b | 13.73 d | 2.6 R⨁ | Transit | 2016 | Crossfield et al. 2016 | Confirmed Planet |
K2-90 b
- Equilibrium temperature was calculated assuming a Bond albedo of 0.3. (Livingston et al. 2019)
- RA
- 03h56m36.66s
- Dec
- +22d28m20.83s
- Distance
-
134.188+0.421-0.419pc
- Parallax
- 7.4233700±0.0231484 mas
- Ecliptic Latitude
- 2.01287 deg
- Ecliptic Longitude
- 61.6949 deg
- Galactic Latitude
- -23.20116 deg
- Galactic Longitude
- 169.54805 deg
- Total Proper Motion
- 85.7942380±0.0411672 mas/yr
- Proper Motion (RA)
- 72.8097000±0.0449444 mas/yr
- Proper Motion (Dec)
- -45.3806000±0.0292822 mas/yr
- Photometry
- mV 13.707±0.103
- mTESS 12.4067±0.0060
- mJ 11.168±0.023
- mH 10.495±0.027
- mKs 10.36±0.02
- mKep 13.723
- mW1 10.291±0.024
- mW2 10.327±0.019
- mW3 10.293±0.077
- mW4 8.396
- mGaia 13.22920±0.00024
- mB 15.180±0.051
-
Abundances
(Hypatia Catalog) - [Fe/H] -0.53±0.04 dex
- [Mg/H] -0.41±0.07 dex
- Mission
- K2: Observed in Campaign 4
| Source | TICv8 | Livingston et al. 2019 | Gaia DR2 | Dressing et al. 2017 | Crossfield et al. 2016 | Kruse et al. 2019 | Kruse et al. 2019 | Barros et al. 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
4133.130+131.131-166.912
|
4484+58-50
|
4110.89+283.31-145.96
|
4421.975098+93.477318-91.147858
|
4136±164 | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.6470000+0.1038210-0.0610774
|
0.629+0.022-0.018
|
--- | 0.704613±0.070461 | 0.562±0.071 | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.6508870+0.1045050-0.0751437
|
0.619+0.009-0.010
|
0.6464698+0.0484728-0.0806733
|
0.634754+0.029302-0.028633
|
0.494±0.070 |
0.646 +0.081-0.048
|
0.646 +0.081-0.048
|
--- | ||
|
log g
(log10(cm/s2))
|
4.621960+0.144930-0.135793
|
4.653+0.017-0.014
|
--- | --- | 4.791±0.066 | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
-0.9531784+0.0770636-0.0551239
|
--- |
-0.968465346+0.003508306-0.003536861
|
--- | --- | --- | --- | --- | ||
|
γ
(km/s)
|
--- | --- | 19.15808389075935±0.97310723024958 | --- | --- | --- | --- | --- | ||
|
Metallicity
(dex)
|
-0.038±0.092 [M/H] | -0.225±0.053 [Fe/H] | --- | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
3.3079177+1.2938357-1.2507471
|
3.74+0.19-0.14
|
--- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Dressing et al. 2017 | Crossfield et al. 2016 | Kruse et al. 2019 | ||
|---|---|---|---|---|---|
|
a/R✶
|
12.02+0.56-0.55
|
--- |
14.9 +5.0-2.5
|
||
|
S
(S⨁)
|
80.8+13.2-11.1
|
59±20 | --- | ||
|
ω
(deg)
|
56.7600000+79.9411210-129.5691340
|
--- | --- | ||
|
e
|
0.190000+0.211462-0.153189
|
--- | --- | ||
|
i
(deg)
|
86.94+1.46-0.67
|
--- | --- | ||
|
P
(days)
|
2.900706+0.000331-0.000319
|
2.90032±0.00038 | 2.90022±0.00015 | ||
|
Rp
(R⨁)
|
1.30+0.13-0.11
|
1.02±0.18 | 1.36±0.19 | ||
|
Rp
(RJup)
|
0.116+0.012-0.010
|
0.0910±0.0161 |
0.121 +0.017-0.017
|
||
|
Rp/R✶
|
0.018733+0.001706-0.001362
|
0.0188±0.0021 |
0.0192 +0.0012-0.0022
|
||
|
a
(au)
|
0.035±0.001 | 0.0328±0.0014 | --- | ||
|
TC
(days)
|
2457066.740±0.004
(BJD)
|
2457066.7443±0.0046
(BJD-TDB)
|
2457063.8466 +0.0020-0.0021
(BJD)
|
||
|
T14
(hours)
|
--- | 1.27±0.15 |
1.30320+0.07920-0.11760
|
||
|
δ
(%)
|
--- | --- |
0.0389 +0.0022-0.0023
|
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Livingston et al. 2019 | Dressing et al. 2017 | Crossfield et al. 2016 | Kruse et al. 2019 | Barros et al. 2016 | ||
|---|---|---|---|---|---|---|---|
|
S
(S⨁)
|
--- |
10.2+1.7-1.4
|
7.5±2.5 | --- | --- | ||
|
P
(days)
|
13.733314+0.000083-0.000099
|
13.734907+0.000798-0.000802
|
13.7311±0.0014 |
13.73288 +0.00042-0.00043
|
13.71468745 | ||
|
Rp
(R⨁)
|
2.6±0.1 |
2.53+0.14-0.13
|
2.04±0.33 |
2.64 +0.34-0.29
|
--- | ||
|
Rp
(RJup)
|
0.23±0.01 |
0.226+0.012-0.012
|
0.182±0.029 |
0.236 +0.030-0.026
|
--- | ||
|
Rp/R✶
|
0.038±0.001 |
0.036516+0.001242-0.000940
|
0.0372±0.0030 |
0.0374 +0.0013-0.0029
|
--- | ||
|
a
(au)
|
0.096±0.001 | 0.100±0.003 | 0.0926±0.0039 | --- | --- | ||
|
T14
(hours)
|
2.95±0.07 | --- | 3.08±0.14 |
2.86080+0.06720-0.08400
|
4.33900+0.35100-0.35100
|
||
|
TC
(days)
|
2457078.66112+0.00170-0.00172
(BJD)
|
2457078.659±0.001
(BJD)
|
2457078.6648±0.0025
(BJD-TDB)
|
2457064.929±0.0011
(BJD)
|
2457064.957466
(BJD)
|
||
|
a/R✶
|
33.4±0.3 |
33.90+1.55-1.57
|
--- |
35.4 +6.1-2.7
|
--- | ||
|
Teq
(K)
|
502±8 | --- | --- | --- | --- | ||
|
b
|
0.44±0.05 | --- | --- | --- | --- | ||
|
i
(deg)
|
89.24±0.09 |
89.40+0.36-0.28
|
--- | --- | --- | ||
|
ω
(deg)
|
--- |
16.4000000+120.0810830-138.6208450
|
--- | --- | --- | ||
|
e
|
--- |
0.0700000+0.1336970-0.0611030
|
--- | --- | --- | ||
|
δ
(%)
|
--- | --- | --- |
0.1582 +0.0037-0.0038
|
0.149±0.012 |
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 2 Confirmed Planets
- 1 K2 Targets
- 2 2MASS Point Source Catalog
- Data Files
- 1 SuperWASP Time Series
- 1 K2 Time Series
- 2 Associated Literature Data
-
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 -
Spitzer Transit Follow-up of Planet Candidates from the K2 Mission
Livingston et al. 2019 Reference Overview -
Gaia Data Release 2
Gaia DR2 Reference Overview -
Characterizing K2 Candidate Planetary Systems Orbiting Low-mass Stars. II. Planetary Systems Observed During Campaigns 1-7
Dressing et al. 2017 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 -
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
- Controversial
- False Positive
- Aliases
- Data Access
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- Time Series
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