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K2-255 Overview

K2-255 0.69 R⦿ 4676.00 K
K2-255 b
0.259 RJup

K2-255 Architecture & Discovery Information

Name Orbital Separation Planet Size Method Year Reference Disposition
K2-255
K2-255 b 1.96 d 2.9 R⨁ Transit 2018 Livingston et al. 2018 Confirmed Planet
RA
12h39m39.08s
Dec
-03d22m14.03s
Distance
191.608+1.538-1.515
pc
Parallax
5.1905200±0.0412643 mas
Ecliptic Latitude
.82606 deg
Ecliptic Longitude
190.42863 deg
Galactic Latitude
59.36883 deg
Galactic Longitude
297.15142 deg
Total Proper Motion
29.8386365±0.0719340 mas/yr
Proper Motion (RA)
-29.5578000±0.0724728 mas/yr
Proper Motion (Dec)
-4.0842000±0.0331542 mas/yr
Photometry
mV
13.662±0.114
mTESS
12.5851±0.0070
mJ
11.556±0.025
mH
10.956±0.025
mKs
10.827±0.025
mKep
13.319
mW1
10.780±0.023
mW2
10.863±0.021
mW3
10.661±0.107
mW4
8.949
mGaia
13.308700±0.000246
mB
14.951±0.055
mg
14.6086000±0.0031009
mi
13.0770000±0.0041903
mr
13.7021000±0.0073349
mu
16.8968000±0.0070916
mz
12.8380000±0.0036558
Mission
K2 : Observed in Campaign 10
Tools
Planetary Systems
ExoFOP Target Overview Page
IRSA Finding Chart
K2 Names
K2 Planets and Candidates
K2 Targets
Stellar Hosts
K2 Time Series
Source TICv8 Livingston et al. 2018 Gaia DR2
Teff
(K)
4301.580+141.594-137.323
4676+63-61
4601.440+275.560-215.653
Metallicity
(dex)
0.280±0.088 [M/H]
-0.14+0.07-0.06
[Fe/H] 		---
v sin i
(km/s)
--- 2.46±0.27 ---
M✶
(M⦿)
0.670000+0.057856-0.104040
 0.71±0.03 ---
R✶
(R⦿)
0.7855810+0.0782844-0.0752281
 0.69±0.01
0.63350904+0.06383220-0.06956650
log g
(log10(cm/s2))
4.4737600+0.1274310-0.0991361
 4.62±0.02 ---
L✶
(log10(L⦿))
-0.7204108+0.0326714-0.0281787
 ---
-0.79022465+0.00776010-0.00790129
ρ✶
(g/cm3)
1.9483518+0.8118428-0.5411548
 --- ---
Print
Status
Confirmed Planet
Detected By
Transit
Tools
Planetary Systems
Transit Prediction Service
K2 Names
K2 Planets and Candidates
Transit
Source Livingston et al. 2018
a/R✶
9.10+0.90-2.30
Teq
(K)
1034±17
b
0.44±0.31
P
(days)
1.96417±0.00004
Rp
(R⨁)
2.90+0.28-0.11
Rp
(RJup)
0.259+0.025-0.010
Rp/R✶
0.0386+0.0038-0.0013
a
(au)
0.0274±0.0003
δ
(%)
0.183
T14
(hours)
1.1
TC
(days)
2457583.3015±0.0008
(BJD)
Print
Known Objects
1 Confirmed Planets
1 K2 Targets
1 2MASS Point Source Catalog
Data Files
1 K2 Time Series
1 Associated Literature Data
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  • Kepler | K2
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