PG 1255+547

Query : PG 1255+547

Basic data :
PG 1255+547 -- Hot Subdwarf
Other object types: otypes_help 		HS* (1986ApJS), * (UCAC4,SBSS,...), blu (2019A&A), MIR (WISEA,WISE), Opt (LAMOST,SDSS), Em* (2023ApJS), UV (PG), NIR (2MASS)
ICRS coord. (ep=J2000) : 		12 57 49.3148874288 +54 25 35.388116796 (Optical) [ 0.0207 0.0232 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		12 55 38.7887543791 +54 41 46.447457089 [ 0.0207 0.0232 90 ]
Gal coord. (ep=J2000) : 		120.9090091622511 +62.6766735854662 [ 0.0207 0.0232 90 ]
Proper motions mas/yr : 		-40.293 6.957 [0.026 0.028 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 30.87 [0.84] / z(spectroscopic) 0.000103 [0.000003] / cz 30.87 [0.84]
   (Opt) A 2023ApJS..264...17Z
Parallaxes (mas): 		1.5897 [0.0293] A 2020yCat.1350....0G
Spectral type: 		sdB0.5VIIHe11 B 2013A&A...551A..31D
Fluxes (7) :
B 13.24 [0.06] D 2012yCat.1322....0Z
V 13.47 [0.02] D 2012yCat.1322....0Z
R 13.71 [0.06] E 2012yCat.1322....0Z
G 13.479468 [0.002805] C 2020yCat.1350....0G
J 14.18 [0.03] C 2003yCat.2246....0C
H 14.38 [0.05] C 2003yCat.2246....0C
K 14.42 [0.07] C 2003yCat.2246....0C
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Identifiers (12) :
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UCAC4 723-052784 PG 1255+547 TIC 371833573
LAMOST J125749.31+542535.3 SBSS 1255+546 WISEA J125749.26+542535.5 Gaia DR3 1570270249924113408
2MASS J12574931+5425354 SDSS J125749.30+542535.4 WISE J125749.26+542535.6 Gaia DR2 1570270249924113408

References (26 between 1850 and 2026) (Total 26)
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    Fe/H : 4    Plx : 2    PM : 2    SpT : 9   

   

External archives :

Archive data at HEASARC - High-Energy Astrophysics Science Archive Research Center

Data at NED - NASA/IPAC Extragalactic Database : PG 1255+547

Link by name to the catalogue in VizieR :

UCAC4 723-052784 2MASS J12574931+5425354 PG 1255+547 SDSS J125749.30+542535.4 WISEA J125749.26+542535.5
WISE J125749.26+542535.6 Gaia DR3 1570270249924113408 Gaia DR2 1570270249924113408

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