PG 2355+242

Query : PG 2355+242

Basic data :
PG 2355+242 -- Hot Subdwarf
Other object types: otypes_help 		HS* (1986ApJS), * (USNO,Gaia), blu (2019A&A), UV (GALEX,PG), Opt (SDSS,LAMOST)
ICRS coord. (ep=J2000) : 		23 57 45.4058940960 +24 26 22.488662220 (Optical) [ 0.0486 0.0351 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		23 55 12.1119003341 +24 09 40.895808153 [ 0.0486 0.0351 90 ]
Gal coord. (ep=J2000) : 		107.6251158233920 -36.8314453652993 [ 0.0486 0.0351 90 ]
Proper motions mas/yr : 		-1.730 -8.602 [0.068 0.040 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) -34 [26] / z(spectroscopic) -0.000113 [0.000087] / cz -34.00 [26.00]
   (Opt) E 2021ApJS..256...28L
Parallaxes (mas): 		0.4016 [0.0662] A 2020yCat.1350....0G
Spectral type: 		sdOB D 1986ApJS...61..305G
Fluxes (8) :
B 16.3 [~] E 2003AJ....125..984M
R 16.0 [~] E 2003AJ....125..984M
G 16.330795 [0.002858] C 2020yCat.1350....0G
u (AB) 15.892 [0.019] C 2016MNRAS.455.3413K
g (AB) 16.173 [0.018] C 2016MNRAS.455.3413K
r (AB) 16.524 [0.014] C 2016MNRAS.455.3413K
i (AB) 16.816 [0.015] C 2016MNRAS.455.3413K
z (AB) 17.074 [0.021] C 2016MNRAS.455.3413K
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Identifiers (9) :
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SDSS J235745.40+242622.5 PG 2355+242 USNO-B1.0 1144-00574845
GALEX J235745.4+242622 SDSS J235745.40+242622.4 Gaia DR3 2851511427281425536
LAMOST J235745.40+242622.5 SDSS J235745.41+242622.4 Gaia DR2 2851511427281425536

References (13 between 1850 and 2026) (Total 13)
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 : 1    Fe/H : 3    Plx : 2    PM : 2    SpT : 4   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : PG 2355+242

Link by name to the catalogue in VizieR :

SDSS J235745.40+242622.5 GALEX J235745.4+242622 PG 2355+242 SDSS J235745.40+242622.4 SDSS J235745.41+242622.4
USNO-B1.0 1144-00574845 Gaia DR3 2851511427281425536 Gaia DR2 2851511427281425536

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