XO-4

Query : XO-4

Basic data :
XO-4 -- Emission-line Star
Other object types: otypes_help 		* (TYC,GSC,...), Em* (2023ApJS), NIR (2MASS), Opt (LAMOST)
ICRS coord. (ep=J2000) : 		07 21 33.1602434760 +58 16 05.109533364 (Optical) [ 0.0118 0.0115 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		07 17 17.7363104308 +58 21 45.189883599 [ 0.0118 0.0115 90 ]
Gal coord. (ep=J2000) : 		158.6353659408962 +26.6893108547210 [ 0.0118 0.0115 90 ]
Proper motions mas/yr : 		-17.008 5.463 [0.012 0.012 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 1.293 [0.0042] / z(spectroscopic) 0.000004 [0.000000] / cz 1.29 [0.00]
   (Opt) A 2018A&A...616A...7S
Parallaxes (mas): 		3.7812 [0.0156] A 2020yCat.1350....0G
Spectral type: 		F5 E 2022ApJS..261...26S
Fluxes (6) :
B 11.15 [0.05] D 2000A&A...355L..27H
V 10.81 [0.06] D 2000A&A...355L..27H
G 10.515098 [0.002766] C 2020yCat.1350....0G
J 9.667 [0.021] C 2003yCat.2246....0C
H 9.476 [0.022] C 2003yCat.2246....0C
K 9.406 [0.023] C 2003yCat.2246....0C
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Hierarchy : number of linked objects
whatever the membership probability is (see description here ) :

: 1 		Display criteria :

Identifiers (12) :
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TYC 3793-1994-1 2MASS J07213317+5816051 TIC 51234631 Gaia DR3 990291507088739072
GSC 03793-01994 NAME-IAU Koit TOI-1721 Gaia DR2 990291507088739072
LAMOST J072133.17+581605.1 SPOCS 2693 XO-4 Gaia DR1 990291502792339840

References (79 between 1850 and 2026) (Total 79)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
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Collections of Measurements Description of Measurements

Velocities : 4    Distance : 2    Rot : 2    Fe/H : 9    Plx : 3    PM : 2    SpT : 2   

   

External archives :

Link by name to the catalogue in VizieR :

TYC 3793-1994-1 GSC 03793-01994 2MASS J07213317+5816051 Gaia DR3 990291507088739072 Gaia DR2 990291507088739072
Gaia DR1 990291502792339840

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