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Catalog / GJ 702 / 70 Ophiuchi B

70 Ophiuchi B

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70 Ophiuchi B

GJ 702 B · GJ 702 · LHS 459 · recons:gj-702:b · Gaia DR3 4468557611977674496
Distance
5.106 pc · 16.65 ly
Spectral type
K5 V (RECONS)
Teff
4440 K (spectral type (Pecaut & Mamajek 2013))
Magnitudes
V 6.01 · G 5.539 · BP−RP 1.486
Parallax
195.856 mas ± 0.253 (Gaia DR3)
Gaia source_id
4468557611977674496
RECONS name
GJ 702 B
RECONSGaia DR3

Identity & provenance

Stable ID
gaia-dr3:4468557611977674496
Primary name
70 Ophiuchi B · RECONS common name
Common name
70 Ophiuchi B
RECONS name
GJ 702 B
RECONS system
GJ 702 (rank #52)
Component
B
LHS
459
Gaia source_id
4468557611977674496
Gaia designation
Gaia DR3 4468557611977674496
Source catalogs
RECONS+Gaia DR3
Cross-match
matched (7.96″, 2 candidates)
Match note
ambiguous: 2 Gaia candidates within 30 arcsec; resolved by brightness rank / separation; contested: Gaia source was a candidate for 2 RECONS components

Position

RA
271.36591 ° · Gaia DR3
Dec
2.49420 ° · Gaia DR3
Reference epoch
J2016
Galactic l, b
29.88912 °, 11.36233 °
XYZ (equatorial)
0.122, -5.099, 0.222 pc
Proper motion
333.29, -1068.35 mas/yr · Gaia DR3
Radial velocity
-9.47 km/s

Distance

Distance
5.106 pc · 16.65 ly · inverse parallax
Parallax (adopted)
195.8563 mas ± 0.2535 · Gaia DR3
Parallax (RECONS)
195.96 mas
Parallax (Gaia DR3)
195.8563 mas
RECONS vs Gaia
0.05 %

Photometry & astrophysics

Spectral type
K5 V · RECONS
V
6.01
M_V (RECONS)
7.47
G / BP / RP
5.539 / 6.221 / 4.735
BP − RP
1.486
Teff (GSP-Phot)
unknown
log g / [M/H]
unknown / unknown
Mass
0.700 M☉
RUWE
3.71
Non-single star
0
Variability flag
NOT_AVAILABLE
Planets
0

Render parameters (star_params)

Teff
4440 K · spectral type (Pecaut & Mamajek 2013)
Absolute mag
6.999 (G)
Bolometric corr.
-0.238
Luminosity
0.1554 L☉
Radius
0.6663 R☉ · Gaia G + parallax + BC_G (Andrae 2018)
Disk radius
0.5953
Limb darkening u1, u2
0.5172, 0.2352
Granulation amp / freq
0.0640 / 14.529
Variability
none
Seed
407274175

Notes: orbit 5"