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70 Vir Overview

70 Vir 1.88 R⦿ 5545.00 K
70 Vir b
Architecture
70 Vir
70 Vir
70 Vir b
Other Data
Bibliography 30
Exoplanet Archive Notes 1
Nearby Data 4
Discovery Data
Host Planet Method Year Reference Disposition
70 Vir 70 Vir b Radial Velocity 1996 Marcy & Butler 1996 Confirmed Planet
70 Vir
  • Some stellar parameter values may be biased due to companion blend (WDS Catalog)
RA
13h28m25.56s
Dec
+13d46m34.71s
Distance
17.9011+0.0560-0.0557
pc
Parallax
55.834700±0.172997 mas
Ecliptic Latitude
21.3381 deg
Ecliptic Longitude
194.97087 deg
Galactic Latitude
74.0991 deg
Galactic Longitude
337.65749 deg
Total Proper Motion
622.5685118±0.2600473 mas/yr
Proper Motion (RA)
-235.562000±0.364791 mas/yr
Proper Motion (Dec)
-576.283000±0.238095 mas/yr
Photometry
mV
4.96808±0.02300
mTESS
4.2943±0.0075
mJ
3.798±0.286
mH
3.457±0.206
mKs
3.500±0.294
mW1
>2.490
mW2
2.951±0.439
mW3
3.257±0.009
mW4
3.186±0.023
mGaia
4.7617800±0.0044158
mB
5.678±0.020
Abundances
(Hypatia Catalog)
[Fe/H] -0.03±0.18 dex
[C/H] 0.06±0.12 dex
[O/H] -0.01±0.14 dex
[Na/H] -0.13±0.18 dex
[Mg/H] 0.07±0.12 dex
[Al/H] 0.01±0.14 dex
[Si/H] -0.05±0.08 dex
[Ca/H] 0.01±0.11 dex
[Y/H] -0.09±0.03 dex
[BaII/H] -0.07±0.11 dex
Tools
ExoFOP Target Overview Page
IRSA Finding Chart
Stellar Hosts
Source Rosenthal et al. 2021 TICv8 Luhn et al. 2019 Gaia DR2 Stassun et al. 2017 Turnbull 2015 Maldonado et al. 2015 Kane et al. 2015 Takeda et al. 2007 Butler et al. 2006 Valenti & Fischer 2005 Wright et al. 2004 Nordstrom et al. 2004 Naef et al. 2004 Reiners & Schmitt 2003a Santos et al. 2003 Nidever et al. 2002 Marcy & Butler 1996 Duncan et al. 1991 Duncan et al. 1991 Duncan et al. 1991 Cannon & Pickering 1918
S Index
--- --- --- --- --- --- --- --- --- --- --- 0.165±0.021 --- --- --- --- --- --- 0.1407±0.0028 0.1339 0.1516±0.0148 ---
CAII LOG RHK
--- --- --- --- --- --- --- --- --- --- --- -4.99 --- --- --- --- --- --- --- --- --- ---
Teff
(K)
5481.86098210500±100.67910950832
5495.0000+85.8012-139.3860
 5495
6245.0+667.0-540.5
 5531±11 5545 5500±10 5439±44 --- 5545 --- --- --- --- --- 5530 --- --- --- --- --- ---
Metallicity
(dex)
-0.040174642466699995±0.061119814951025003 [Fe/H] -0.070±0.100 [M/H] --- --- -0.06 [Fe/H] -0.01 [Fe/H] -0.11±0.01 [Fe/H] -0.09±0.03 [Fe/H] --- -0.012 [Fe/H] --- --- --- --- --- -0.05 [Fe/H] --- --- --- --- --- ---
v sin i
(km/s)
--- --- --- --- --- --- --- 1.56±0.50 --- 2.68 2.7±0.5 --- 1 --- 3.0±0.2 --- --- --- --- --- --- ---
Age
(Gyr)
--- --- --- --- --- 7.92 --- 7.77±0.51
7.92+0.28-0.16
 8±2 --- --- --- --- --- --- --- --- --- --- --- ---
M✶
(M⦿)
1.06055007396500±0.02910211509607
0.9600000+0.1652370-0.0909400
 1.09 --- 1.14±0.08 1.10 --- 1.09±0.02 1.101±0.012 1.11 --- --- --- --- --- 0.92 --- --- --- --- --- ---
log g
(log10(cm/s2))
3.8934686133249996±0.0214051034366750
3.8522600+0.1034050-0.0529029
 3.95 --- 3.97±0.02 3.96 3.94±0.03 3.90±0.06
3.96+0.02-0.03
 4.068 --- --- --- --- --- 4.05 --- --- --- --- --- ---
L✶
(log10(L⦿))
---
0.48264738+0.00803980-0.01181372
 ---
0.48684821+0.00199703-0.00200625
 --- 0.501±0.008 ---
0.4513 +0.0094-0.0096
--- --- --- --- --- --- --- --- --- --- --- --- --- ---
R✶
(R⦿)
1.9219430803400002±0.0480558722802000
1.9232700+0.0881854-0.0966889
 1.89
1.4962765+0.2969770-0.2748440
 1.84±0.03 1.88 --- 1.94±0.05
1.88+0.07-0.05
 --- --- --- --- --- --- --- --- --- --- --- --- ---
Sp. T
--- --- --- --- --- G5V --- --- --- --- --- --- --- --- --- --- --- G4 V --- --- --- G0
γ
(km/s)
--- --- --- 5.0523151278346035±0.1668389083517139 --- --- --- --- --- --- 3.9 --- 4.6±0.1 4.951±0.001 --- --- 5.0±0.2 --- --- --- --- ---
ρ✶
(g/cm3)
---
0.1902448+0.0501887-0.0321127
 --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- --- ---
Print
Status
Confirmed Planet
Detected By
Radial Velocity
Tools
Source Luhn et al. 2019 Rosenthal et al. 2021 Stassun et al. 2017 Kane et al. 2015 Butler et al. 2006 Naef et al. 2004
Tp
(days)
2455291.721±0.086 --- --- 2447239.7091±0.1100 2447239.82±0.21 2448990.39±0.33
ω
(deg)
359.83±0.29 -0.796±0.180 --- 358.8±0.3 358.71±0.54 359.40±0.92
Mp
(M⨁)
--- --- --- --- 2380.45±193.87 ---
Mp
(MJup)
--- --- --- --- 7.49±0.61 ---
e
0.3988±0.0019
0.3989+0.0011-0.0012
 0.40±0.00 0.399±0.002 0.4007±0.0035 0.397±0.005
P
(days)
116.6880±0.0054
116.69335+0.00093-0.00097
 116.68840±0.00440 116.6926±0.0014 116.6884±0.0044 116.689±0.011
K
(m/s)
316.20±0.78
315.54+0.54-0.53
 316.3±1.7 315.7±0.7 316.3±1.7 314.1±2.0
a
(au)
0.481±0.022
0.4765+0.0043-0.0044
 0.48±0.01 0.481±0.003 0.484±0.028 0.456
Mp sin i
(M⨁)
2357±18 2298±41 2422±108 2352±6 --- 2084.88±12.71
Mp sin i
(MJup)
7.416±0.057 7.23±0.13 7.62±0.34 7.40±0.02 --- 6.56±0.04
TC
(days)
--- 2455656.682±0.047 --- --- --- ---
Print
Literature Stellar Spectra (2 Files)
File Type Spectrum Type Wavelength Category Reference
Spectra     echelle grating Optical California Planet Search
Spectra     echelle grating Optical California Planet Search
Literature Time Series (2 File Types, 6 Files)
File Type Data Points Filter Reference
Photometric Light Curve     109 Hp (Hipparcos) Hipparcos and Tycho Catalogs
Radial Velocity Curve     98 Optical Spectra Howard & Fulton 2016
Radial Velocity Curve     54 Optical Spectra Howard & Fulton 2016
Radial Velocity Curve     21 Optical Spectra Howard & Fulton 2016
Radial Velocity Curve     74 Optical Spectra Butler et al. 2006
Radial Velocity Curve     35 Optical Spectra Naef et al. 2004
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
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