PG 1657+344

Query : PG 1657+344

Basic data :
PG 1657+344 -- White Dwarf
Other object types: otypes_help 		WD* (2011ApJ,WD), UV (2EUVE,EUVE,...), Opt (LAMOST,PSO,...), * (FBS,Gaia), X (RX,1RXS), WD? (2021MNRAS), Em* (2023ApJS)
ICRS coord. (ep=J2000) : 		16 58 51.1124739360 +34 18 53.321336856 (Optical) [ 0.0390 0.0472 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		16 57 01.2976113450 +34 23 22.899355902 [ 0.0390 0.0472 90 ]
Gal coord. (ep=J2000) : 		056.9193331915465 +37.1438004991921 [ 0.0390 0.0472 90 ]
Proper motions mas/yr : 		8.879 -31.247 [0.048 0.064 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 102.71 [4.51] / z(spectroscopic) 0.000343 [0.000015] / cz 102.73 [4.51]
   (Opt) C 2023ApJS..264...17Z
Parallaxes (mas): 		2.9659 [0.0518] A 2020yCat.1350....0G
Spectral type: 		DA.9 C 2011ApJ...743..138G
Fluxes (7) :
B 16.12 [~] E ~
G 16.421526 [0.002863] C 2020yCat.1350....0G
u (AB) 15.749 [0.005] C 2015ApJS..219...12A
g (AB) 16.139 [0.003] C 2015ApJS..219...12A
r (AB) 16.691 [0.004] C 2015ApJS..219...12A
i (AB) 17.054 [0.005] C 2015ApJS..219...12A
z (AB) 17.388 [0.015] C 2015ApJS..219...12A
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Identifiers (20) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

WD 1657+343 GALEX J165851.1+341852 RX J1658.8+3419 SDSS J165851.11+341853.3
2EUVE J1658+34.3 LAMOST J165851.12+341853.0 RX J1658.8+3418 TIC 471015233
EUVE J1658+34.3 LAMOST J165851.11+341853.2 1RXS J165851.0+341852 [ZEH2003] RX J1658.8+3418 2
FBS 1657+344 PG 1657+344 SDSS J165851.12+341853.0 Gaia DR2 1337946019956816256
FBS B 589 PSO J254.7130+34.3147 SDSS J165851.11+341853.2 Gaia DR3 1337946019956816256

References (70 between 1850 and 2026) (Total 70)
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 : 7    Distance : 7    Fe/H : 15    Plx : 4    PM : 5    SpT : 14   

   

Observing logs
IUE : 1   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : PG 1657+344

Link by name to the catalogue in VizieR :

WD 1657+343 EUVE J1658+34.3 FBS 1657+344 FBS B 589 GALEX J165851.1+341852
PG 1657+344 1RXS J165851.0+341852 SDSS J165851.12+341853.0 SDSS J165851.11+341853.2 SDSS J165851.11+341853.3
Gaia DR2 1337946019956816256 Gaia DR3 1337946019956816256

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