GD 257

Query : GD 257

Basic data :
GD 257 -- White Dwarf
Other object types: otypes_help 		X (1E,2E,...), * (GD,GEN#,...), WD* (2006A&A,EGGR,...), UV (2EUVE,EUVE,...), WD? (2021MNRAS), PM* (2018yCat), NIR (2MASS)
ICRS coord. (ep=J2000) : 		05 50 37.5195849864 +00 05 52.623285612 (Optical) [ 0.0382 0.0348 90 ] A 2020yCat.1350....0G
FK4 coord. (ep=B1950 eq=1950) : 		05 48 03.4837597960 +00 05 08.669827544 [ 0.0382 0.0348 90 ]
Gal coord. (ep=J2000) : 		205.7791759842681 -13.4509311146116 [ 0.0382 0.0348 90 ]
Proper motions mas/yr : 		57.440 -53.908 [0.046 0.038 90] A 2020yCat.1350....0G
Radial velocity / Redshift / cz : 		V(km/s) 74.6 [9.3] / z(spectroscopic) 0.000249 [0.000031] / cz 74.61 [9.30]
   (Opt) D 2006A&A...447..173P
Parallaxes (mas): 		6.9974 [0.0446] A 2020yCat.1350....0G
Spectral type: 		DA1.1 C 2011ApJ...743..138G
Fluxes (7) :
B 14.80 [~] E ~
V 15.10 [~] E ~
R 15.1 [~] E 2003AJ....125..984M
G 14.749369 [0.002844] C 2020yCat.1350....0G
J 15.446 [0.052] C 2003yCat.2246....0C
H 15.495 [0.088] C 2003yCat.2246....0C
K 15.595 [0.228] D 2003yCat.2246....0C
SIMBAD within arcmin
Overlay Simbad points in this preview
Back
All CDSPortal (CDSPortal)
Send to sendBySAMP sendBySAMP
sedIcon
within arcsec sed-help-icon

Identifiers (24) :
An access of full data is available using the icon Vizier near the identifier of the catalogue

GD 257 EUVE J0550+00.1 RE J055037+000537 USNO-B1.0 0900-00069083
1E 0548.0+0004 GEN# +6.10060257 RE J0550+000 WD 0548+00
2E 1572 GSC 00116-00163 RE J0550+00 WD 0548+000
2E 0548.1+0005 2MASS J05503751+0005526 RX J0550.6+0005 [TSA98] J055036.43+000541.67
EGGR 289 2RE J055037+000547 1RXS J055038.1+000553 Gaia DR2 3218753701142724992
2EUVE J0550+00.1 2RE J0550+000 TIC 158865519 Gaia DR3 3218753701142724992

References (72 between 1850 and 2026) (Total 72)
Simbad bibliographic survey began in 1850 for stars (at least bright stars) and in 1983 for all other objects (outside the solar system).
Follow new references on this object
                Reference summaries :

                from: to:

                 or select by : (not exhaustive, explanation here)

Collections of Measurements Description of Measurements

Velocities : 2    Distance : 4    Fe/H : 5    Plx : 2    PM : 2    SpT : 6   

   

Observing logs
IUE : 9   

   

External archives :

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

Data at NED - NASA/IPAC Extragalactic Database : GD 257

Link by name to the catalogue in VizieR :

2E 1572 EUVE J0550+00.1 GSC 00116-00163 2MASS J05503751+0005526 2RE J055037+000547
2RE J0550+000 1RXS J055038.1+000553 USNO-B1.0 0900-00069083 WD 0548+00 WD 0548+000
Gaia DR2 3218753701142724992 Gaia DR3 3218753701142724992

Search by coordinates in Vizier (radius: 5 arcsec)

Annotations :
Annotations allow a user to add a note or report an error concerning the astronomical object and its data. It requires registration to post a note. See description .
Please, have a look at Best practices. The list of all annotations to SIMBAD objects can be found here .

The annotation server is currently not available. Sorry for any inconvenience



Store this result in Votable, in Ascii, or in the CDS portal

To bookmark this query, right click on this link: simbad:@844447 and select 'bookmark this link' or equivalent in the popup menu