K2-270 Overview
K2-270
0.77
R⦿
4877.00
K
K2-270 b
0.123
RJup
K2-270 c
0.263
RJup
- Other Data
- Bibliography 11
- Exoplanet Archive Notes 1
- Nearby Data 5
Discovery Data
| Host | Planet | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|
| K2-270 | K2-270 b | Transit | 2018 | Livingston et al. 2018 | Confirmed Planet |
| K2-270 | K2-270 c | Transit | 2018 | Livingston et al. 2018 | Confirmed Planet |
K2-270
- Multiple stellar densities are derived in ref. (Livingston et al. 2018)
- RA
- 08h45m03.97s
- Dec
- +13d32m59.04s
- Distance
-
280.518+2.385-2.346pc
- Parallax
- 3.5361600±0.0298341 mas
- Ecliptic Latitude
- -4.34206 deg
- Ecliptic Longitude
- 130.01971 deg
- Galactic Latitude
- 31.22796 deg
- Galactic Longitude
- 213.091 deg
- Total Proper Motion
- 25.6696430±0.0342402 mas/yr
- Proper Motion (RA)
- -11.8205000±0.0473231 mas/yr
- Proper Motion (Dec)
- -22.7861000±0.0297528 mas/yr
- Photometry
-
mV13.847±0.092
-
mTESS12.8344±0.0062
-
mJ11.968±0.023
-
mH11.462±0.019
-
mKs11.368±0.021
-
mKep13.431
-
mW111.292±0.022
-
mW211.376±0.021
-
mW311.488±0.202
-
mW48.731
-
mGaia13.47010±0.00062
-
mB14.824±0.041
-
mg15.1251000±0.0052321
-
mi13.3068000±0.0016247
-
mr13.5620000±0.0024992
-
mu16.6905000±0.0081678
-
mz13.412500±0.005104
-
Mission
- K2 : Observed in Campaigns 5, 16, 18
| Source | TICv8 | Livingston et al. 2018 | Gaia DR2 | Kruse et al. 2019 | Kruse et al. 2019 | Yu et al. 2018 | Petigura et al. 2018 | Petigura et al. 2018 | Barros et al. 2016 | Pope et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
4712.910+111.330-119.312
|
4877±58 |
4882.55+208.20-155.38
|
--- | --- | 4810±30 | --- | --- | --- | --- | ||
|
Metallicity
(dex)
|
0.2297190±0.0560759 [M/H] | 0.26±0.06 [Fe/H] | --- | --- | --- | --- | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.7540000+0.1068670-0.0731314
|
0.85±0.02 | --- | --- | --- | --- | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.8260010+0.0602131-0.0518573
|
0.77±0.01 |
0.73489785+0.04910540-0.05888210
|
0.735 +0.059-0.049
|
0.735 +0.059-0.049
|
0.772±0.006 | 0.82 | 0.82 | --- | --- | ||
|
log g
(log10(cm/s2))
|
4.4814800+0.0822106-0.0997702
|
4.59±0.01 | --- | --- | --- | 4.594±0.010 | --- | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
-0.5181870+0.0229112-0.0138494
|
--- |
-0.55826463+0.00881579-0.00899845
|
--- | --- | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
1.8862348+0.6271203-0.3990288
|
--- | --- | --- | --- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Livingston et al. 2018 | Kruse et al. 2019 | Petigura et al. 2018 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|
|
a/R✶
|
6.04+0.88-1.47
|
6.3 +2.1-1.0
|
--- | ||
|
P
(days)
|
1.543069+0.000189-0.000185
|
1.543452 +0.000091-0.000089
|
1.543041 +0.000177-0.000175
|
||
|
Rp
(R⨁)
|
1.38±0.11 |
1.30 +0.14-0.21
|
1.5 +0.3-0.1
|
||
|
Rp
(RJup)
|
0.123±0.010 |
0.12 +0.012-0.019
|
0.13 +0.03-0.01
|
||
|
Rp/R✶
|
0.0164+0.0016-0.0011
|
0.0163 +0.0011-0.0024
|
0.0169 +0.0028-0.0014
|
||
|
δ
(%)
|
--- |
0.0286 +0.0015-0.0016
|
--- | ||
|
T14
(hours)
|
--- |
1.64400+0.09600-0.13200
|
1.75920+0.16080-0.18000
|
||
|
TC
(days)
|
2457142.41998+0.00446-0.00465
|
2457140.8716 +0.0026-0.0027
|
2457142.42108 +0.004199-0.004342
|
||
|
Teq
(K)
|
1203±17 | --- | --- | ||
|
b
|
0.42+0.33-0.29
|
--- |
0.51 +0.33-0.35
|
||
|
a
(au)
|
0.0247±0.0002 | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Livingston et al. 2018 | Kruse et al. 2019 | Yu et al. 2018 | Petigura et al. 2018 | Pope et al. 2016 | Barros et al. 2016 | Show Candidate Solutions >> | << Hide Candidate Solutions |
|---|---|---|---|---|---|---|---|---|
|
a/R✶
|
20.94+1.75-4.30
|
18.4 +5.9-2.3
|
--- | --- | --- | --- | ||
|
Teq
(K)
|
848±12 | --- | --- | --- | --- | --- | ||
|
b
|
0.38+0.31-0.26
|
--- | --- |
0.48 +0.30-0.32
|
0 | --- | ||
|
P
(days)
|
4.400028+0.000169-0.000178
|
4.399739 +0.000070-0.000072
|
4.399871 |
4.400037 +0.000168-0.000164
|
4.4 | 4.39883617 | ||
|
Rp
(R⨁)
|
2.95±0.16 |
3.01 +0.34-0.66
|
2.8 |
3.3 +0.5-0.2
|
--- | --- | ||
|
Rp
(RJup)
|
0.263±0.014 |
0.269 +0.030-0.059
|
.25 |
0.29 +0.04-0.02
|
--- | --- | ||
|
Rp/R✶
|
0.0350+0.0024-0.0012
|
0.0375 +0.0030-0.0079
|
--- |
0.0368 +0.0052-0.0020
|
0.036012 | --- | ||
|
a
(au)
|
0.0497±0.0004 | --- | --- | --- | --- | --- | ||
|
TC
(days)
|
2457142.97510+0.00166-0.00167
|
2457142.9791 +0.00071-0.00068
|
2458097.73662 |
2457142.97518 +0.001546-0.001620
|
2457142.979 | 2457142.986278 | ||
|
δ
(%)
|
--- |
0.1682 +0.0041-0.0039
|
0.1076 | --- | 0.1297 | 0.132±0.006 | ||
|
T14
(hours)
|
--- |
1.69200+0.07200-0.12480
|
1.27680 |
1.56000+0.06960-0.06000
|
1.45608 |
1.98000+0.14800-0.14800
|
- Known Objects
- 2 Confirmed Planets
- 3 K2 Targets
- 3 2MASS Point Source Catalog
- Data Files
- 2 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 -
Sixty Validated Planets from K2 Campaigns 5-8
Livingston et al. 2018 | Reference Overview -
Gaia Data Release 2
Gaia DR2 | Reference Overview -
Planetary Candidates from K2 Campaign 16
Yu et al. 2018 | Reference Overview -
Planet Candidates from K2 Campaigns 5─8 and Follow-up Optical Spectroscopy
Petigura 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 -
Transiting exoplanet candidates from K2 Campaigns 5 and 6
Pope 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
- System
- Star
- Confirmed
- Candidate
- False Positive Planet
- Controversial
- False Positive
- Aliases
- Data Access
- Transit Prediction Service
- Time Series
- Kepler | K2
- External Link
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