K2-273 Overview
-
Star:
K2-273
- Stellar Radius: 0.84 Solar Radius
- Stellar Effective Temperature: 5200.00 K
-
Planet:
K2-273 b
- Disposition Confirmed
- Planet Radius 0.272 Jupiter Radius
K2-273 Architecture & Discovery Information
| Name | Orbital Separation | Planet Size | Method | Year | Reference | Disposition |
|---|---|---|---|---|---|---|
| K2-273 | ||||||
| K2-273 b | 11.72 d | 3.05 R⨁ | Transit | 2018 | Livingston et al. 2018 | Confirmed Planet |
- RA
- 08h39m06.45s
- Dec
- +19d00m36.02s
- Distance
-
308.105+2.980-2.923pc
- Parallax
- 3.217000±0.030855 mas
- Ecliptic Latitude
- .5626 deg
- Ecliptic Longitude
- 127.22032 deg
- Galactic Latitude
- 31.96885 deg
- Galactic Longitude
- 206.52056 deg
- Total Proper Motion
- 32.8612984±0.0492590 mas/yr
- Proper Motion (RA)
- -32.4197000±0.0496729 mas/yr
- Proper Motion (Dec)
- -5.3691700±0.0305528 mas/yr
- Photometry
- mV 13.246±0.080
- mTESS 12.5831±0.0061
- mJ 11.811±0.021
- mH 11.372±0.023
- mKs 11.300±0.022
- mKep 13.131
- mW1 11.232±0.023
- mW2 11.297±0.022
- mW3 11.344±0.327
- mW4 8.291
- mGaia 13.146100±0.000319
- mB 14.257±0.040
- mg 14.9882000±0.0054305
- mi 13.042900±0.002873
- mr 13.2153000±0.0015076
- mu 16.1587000±0.0072515
- mz 13.4481000±0.0058594
-
Abundances
(Hypatia Catalog) - [Fe/H] 0.30±0.04 dex
- [Mg/H] 0.37±0.07 dex
- Mission
- K2: Observed in Campaigns 5, 16, 18
| Source | Castro-González et al. 2022 | TICv8 | Livingston et al. 2018 | Gaia DR2 | Kruse et al. 2019 | Yu et al. 2018 | Petigura et al. 2018 | Libralato et al. 2016 | Barros et al. 2016 | Pope et al. 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
|
Teff
(K)
|
5161+53-47
|
5051.830+116.511-120.341
|
5200±67 |
5022.0000+41.6924-97.0000
|
--- | 5170±60 | --- | --- | --- | --- | ||
|
Metallicity
(dex)
|
0.20±0.04 [Fe/H] | 0.179±0.078 [M/H] | 0.20±0.06 [Fe/H] | --- | --- | --- | --- | --- | --- | --- | ||
|
ρ✶
(g/cm3)
|
--- |
1.8068193+0.4535397-0.4199915
|
0.037+0.018-0.014
|
--- | --- | --- | --- | --- | --- | --- | ||
|
M✶
(M⦿)
|
0.89±0.03 |
0.8430000+0.0945104-0.1015320
|
0.90±0.03 | --- | --- | --- | --- | --- | --- | --- | ||
|
R✶
(R⦿)
|
0.85±0.02 |
0.8696800+0.0530362-0.0514362
|
0.84±0.01 |
0.8722978+0.0346990-0.0143051
|
0.872 +0.014-0.035
|
0.838±0.008 | 0.86 | 0.799 | --- | --- | ||
|
log g
(log10(cm/s2))
|
4.53±0.03 |
4.4851800+0.0777553-0.0906917
|
4.55±0.02 | --- | --- | 4.556±0.015 | --- | --- | --- | --- | ||
|
L✶
(log10(L⦿))
|
--- |
-0.3527914+0.0159097-0.0135708
|
--- |
-0.3604689+0.0099254-0.0101576
|
--- | --- | --- | --- | --- | --- |
- Status
- Confirmed Planet
- Detected By
- Transit
| Source | Castro-González et al. 2022 | Livingston et al. 2018 | Kruse et al. 2019 | Yu et al. 2018 | Petigura et al. 2018 | Libralato et al. 2016 | Barros et al. 2016 | Pope et al. 2016 | ||
|---|---|---|---|---|---|---|---|---|---|---|
|
a/R✶
|
18.49+1.24-3.62
|
6.48+1.15-0.77
|
16.9 +4.7-2.2
|
--- | --- | --- | --- | --- | ||
|
Teq
(K)
|
849+7-29
|
672±11 | --- | --- | --- | --- | --- | --- | ||
|
b
|
0.37+0.30-0.26
|
0.96+0.04-0.03
|
--- | --- |
0.96 +0.06-0.04
|
--- | --- | 0 | ||
|
P
(days)
|
11.7195663+0.0000134-0.0000135
|
11.716332+0.001172-0.001198
|
11.71885±0.00060 | 11.722103 |
11.716603 +0.001173-0.001188
|
11.722228±0.000439 | 11.71571445 | 11.72 | ||
|
Rp
(R⨁)
|
3.05+0.23-0.12
|
4.42±1.28 |
3.34 +0.23-0.55
|
2.8 |
4.2 +2.7-0.4
|
2.7 | --- | --- | ||
|
Rp
(RJup)
|
0.272+0.021-0.011
|
0.394±0.114 |
0.298 +0.021-0.049
|
.25 |
0.37 +0.24-0.04
|
0.240 | --- | --- | ||
|
Rp/R✶
|
0.0327+0.0025-0.0008
|
0.0484+0.0233-0.0050
|
0.0351 +0.0023-0.0056
|
--- |
0.0454 +0.0289-0.0043
|
0.0308±0.0002 | --- | 0.032422 | ||
|
a
(au)
|
0.0729+0.0053-0.0141
|
0.0974±0.0011 | --- | --- | --- | --- | --- | --- | ||
|
TC
(days)
|
2457149.0961619+0.0009530-0.0009911
(BJD)
|
2457149.10117+0.00377-0.00376
(BJD)
|
2457149.0999 +0.0020-0.0019
(BJD)
|
2458098.36820
(BJD)
|
2457149.10026 +0.003573-0.003716
(BJD)
|
2457149.084281±0.001422
(BJD)
|
2457149.106617
(BJD)
|
2457149.097
(BJD)
|
||
|
T14
(hours)
|
--- | --- |
4.87200+0.14400-0.24000
|
3.71040 |
5.19120+0.18960-0.36000
|
--- |
4.35800+0.49100-0.49100
|
4.40592 | ||
|
δ
(%)
|
--- | --- | 0.1434±0.0034 | 0.0958 | --- | 0.1296±0.0055 | 0.111±0.004 | 0.1051 | ||
|
i
(deg)
|
--- | --- | --- | --- | --- | 90.00±0.09 | --- | --- |
Nearby Data (within 30 arcseconds) Browse Nearby Data
+
- Known Objects
- 1 Confirmed Planets
- 3 K2 Targets
- 1 2MASS Point Source Catalog
- Data Files
- 1 KELT Praesepe Time Series
- 2 K2 Time Series
- 1 Associated Literature Data
-
The K2-OjOS Project: New and revisited planets and candidates in K2 campaigns 5, 16, & 18
Castro-González et al. 2022 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 -
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 -
A PSF-based approach to Kepler/K2 data - II. Exoplanet candidates in Praesepe (M 44)
Libralato et al. 2016 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
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- Aliases
- Data Access
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- Time Series
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