11 UMi Overview

11 UMi 24.08 R⦿ 4340.00 K
11 UMi b
Architecture
11 UMi
11 UMi
11 UMi b
Other Data
Bibliography 13
Nearby Data 3
Discovery Data
Host Planet Method Year Reference Disposition
11 UMi 11 UMi b Radial Velocity 2009 Dollinger et al. 2009 Confirmed Planet
RA
15h17m05.90s
Dec
+71d49m26.19s
Distance
125.3210±1.9765 pc
Parallax
7.953880±0.124857 mas
Ecliptic Latitude
74.95821 deg
Ecliptic Longitude
141.64699 deg
Galactic Latitude
41.04437 deg
Galactic Longitude
108.719 deg
Total Proper Motion
10.6790187±0.2188062 mas/yr
Proper Motion (RA)
3.429960±0.231822 mas/yr
Proper Motion (Dec)
10.113200±0.217259 mas/yr
Photometry
mV
5.013±0.005
mTESS
3.82294±0.00750
mJ
2.876±0.230
mH
2.091±0.194
mKs
1.939±0.270
mW1
-0.29
mW2
0.143
mW3
1.894±0.012
mW4
1.787±0.013
mGaia
4.5621600±0.0039035
mB
6.382±0.045
Abundances
(Hypatia Catalog)
[Fe/H] 0.02±0.18 dex
[C/H] -0.37±0.44 dex
[O/H] -0.09±0.14 dex
[Na/H] 0.04±0.28 dex
[Mg/H] 0.04±0.26 dex
[Al/H] 0.16±0.27 dex
[Si/H] 0.25±0.25 dex
[Ca/H] -0.16±0.04 dex
[BaII/H] 0.16±0.15 dex
Source TICv8 Gaia DR2 Stassun et al. 2017 Sousa et al. 2015 Kunitomo et al. 2011 Dollinger et al. 2009 Cannon & Pickering 1918
Teff
(K)
4263.7700±30.8989
4248.70+262.06-109.70
4213±46 4255±88 --- 4340±70 ---
Metallicity
(dex)
-0.08692310±0.03328200 [M/H] --- -0.02 [Fe/H] -0.13±0.04 [Fe/H] --- 0.04±0.04 [Fe/H] ---
v sin i
(km/s)
--- --- --- --- --- 1.5 ---
Age
(Gyr)
--- --- --- 3.186±1.521 --- 1.56±0.54 ---
M
(M⦿)
--- --- 2.78±0.69 1.434±0.220
1.7 +0.4-0.3
1.80±0.25 ---
R
(R⦿)
29.3104
30.262005+1.625390-3.414090
29.79±2.84 27.032±2.135 --- 24.08±1.84 ---
log g
(log10(cm/s2))
--- --- 1.93±0.07 1.80±0.26 --- 1.60±0.15 ---
Sp. T
--- --- --- --- --- K4 III K0
L
(log10(L⦿))
---
2.4295144+0.0080083-0.0081588
--- --- --- --- ---
γ
(km/s)
--- -17.520228037028808±0.153816502031001 --- --- --- --- ---
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Stassun et al. 2017 Kunitomo et al. 2011 Dollinger et al. 2009
Mp sin i
(M)
4685±795
3432.4 +381.4-413.2
3337.07±785.01
Mp sin i
(MJup)
14.74±2.50
10.8 +1.2-1.3
10.50±2.47
e
0.080±0.030 --- 0.08±0.03
P
(days)
516.21997±3.20000 --- 516.22±3.25
K
(m/s)
189.7±7.2 --- 189.70±7.15
a
(au)
1.53±0.07
1.51 +0.06-0.05
1.54±0.07
Tp
(days)
--- --- 2452861.04±2.06
ω
(deg)
--- --- 117.63±21.06
Literature Time Series (2 File Types, 2 Files)
File Type Data Points Filter Reference
Photometric Light Curve     112 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Radial Velocity Curve     58 Optical Spectra Dollinger et al. 2009
Known Objects
1 Confirmed Planets
1 2MASS Point Source Catalog
Data Files
1 Associated Literature Data
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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