LP 644-81

Query : LP 644-81

Basic data :
LP 644-81 -- White Dwarf
Other object types: otypes_help 		PM* (2018yCat,LHS,...), WD* (2012MNRAS), * (LP,Gaia), Opt (PSO,SDSS), WD? (2021MNRAS), NIR (2MASS)
ICRS coord. (ep=J2000) : 		00 17 37.7289431281 -05 16 46.148594007 (Optical) [ 0.0877 0.0663 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		00 15 03.6018924497 -05 33 05.788826050 [ 0.0877 0.0663 90 ]
Gal coord. (ep=J2000) : 		101.2016456542718 -66.7141347742524 [ 0.0877 0.0663 90 ]
Proper motions mas/yr : 		243.741 -402.576 [0.132 0.082 90] A 2020yCat.1350....0G
Parallaxes (mas): 		21.4723 [0.0982] A 2020yCat.1350....0G
Spectral type: 		DA D 2012MNRAS.425.1394K
Fluxes (9) :
B 16.9 [~] E ~
G 17.533772 [0.002965] C 2020yCat.1350....0G
J 16.478 [0.104] D 2003yCat.2246....0C
H 16.348 [0.206] D 2003yCat.2246....0C
u (AB) 19.011 [0.028] C 2012ApJS..203...21A
g (AB) 17.9146 [0.0057] B 2017yCat.2349....0C
r (AB) 17.5172 [0.0032] B 2017yCat.2349....0C
i (AB) 17.352 [0.006] B 2012ApJS..203...21A
z (AB) 17.3168 [0.0071] B 2017yCat.2349....0C
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Identifiers (9) :
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2MASS J00173770-0516456 NLTT 888 TIC 244136283
LHS 5002 PSO J004.4079-05.2807 Gaia DR2 2443826805441462656
LP 644-81 SDSS J001737.86-051649.6 Gaia DR3 2443826805441462656

References (20 between 1850 and 2026) (Total 20)
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

Distance : 2    Fe/H : 3    Plx : 2    PM : 3    SpT : 3   

   

External archives :

Data at NED - NASA/IPAC Extragalactic Database : LP 644-81

Link by name to the catalogue in VizieR :

2MASS J00173770-0516456 LHS 5002 NLTT 888 SDSS J001737.86-051649.6 Gaia DR2 2443826805441462656
Gaia DR3 2443826805441462656

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