GD 71

All names: WD 0549+158, 2EUVE J0552+15.8, LAMOST J055227.67+155311.4, Gaia EDR3 3348071631670500736, [HMT98] AS 12-0, LSPM J0552+1553, TIC 247923021, Gaia DR2 3348071631670500736, UCAC2 37320791, UBV M 42518, WDJ055227.62+155313.23, KPD 0549+1552, 2RXF J055227.7+155320, GD 71, FS 12, 2MASS J05522761+1553137, LTT 11733, 1RXS J055228.1+155313, NLTT 15730, LP 418-13, GEN# +6.10060071, RE J0552+15, Gaia DR3 3348071631670500736, RE J055226+155248, RX J0552.4+1553, GCRV 21689, FB 45, EGGR 210, RE J0552+155, 2RE J0552+155, L 1243-36, 2RE J055226+155251, EUVE J0552+15.8, USNO-B1.0 1058-00090877

Parameter Unit Gaia EDR3 Pan-STARRS DR1 MWDD H Gaia DR2 Stilism Guo et al. 2015 Gianninas et al. 2011 Koester et al. 2009 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 05 52 27.70 (0.04) 05 52 27.70 (0.07) 05 52 27.70 05 52 27.62 (0.04) 05 52 27.70 05 52 26.74
Declination 15 53 10.46 (0.04) 15 53 10.55 (0.06) 15 53 10.46 15 53 13.23 (0.04) 15 53 10.55 15 53 21.48
Spectral type DA DA DA DA DA1.5 DA1
Effective temperature [K] 16692.0 35866.0 (229) 33590.0 (483) 32959.0 (16) 41088.0 (1425)
log(g) [cgs] 7.05 7.88 (0.04) 7.93 (0.05) 7.73 (0.003) 8.04 (0.02)
Mass [M] 0.263 0.6 (0.02) 0.62 (0.02) 0.688 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.0496
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H)
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H)
log(P/H)
log(S/H)
log(Sc/H)
log(Ti/H)
log(Cr/H)
log(Mn/H)
log(Fe/H)
log(Ni/H)
Parallax [mas] 19.56 (0.06) 19.25 (0.09) 19.56 19.56 (0.06) 19.25 (0.09)
Distance [pc] 51.11 (0.1) 51.96 (0.2) 49.00 51.11 51.11 (0.1) 51.96 (0.2)
Composition H H
Proper motion (right ascension) [mas/yr] 76.72806594 (0.05) 76.8407752 (0.1) 76.728 (0.05) 76.8407752
Proper motion (declination) [mas/yr] -172.959603 (0.04) -172.9440579 (0.1) -172.96 (0.04) -172.9440579
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 12.78 (0.001)
V magnitude 13.06 13.03 (0.001)
R magnitude 13.17 (0.001)
I magnitude 13.34 (0.002)
J magnitude 13.73 (0.03)
H magnitude 13.90 (0.04)
K magnitude 14.12 (0.07)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 13.00 (0.001) 13.03 13.00 13.00 (0.003) 13.03
BP magnitude 12.85 (0.001) 12.77 12.77
RP magnitude 13.31 (0.0009) 13.30 13.30
Pan g magnitude 13.04 (0.02)
Pan r magnitude 13.56 (0.001)
Pan i magnitude 13.69 (0.02)
Pan z magnitude 13.93 (0.002)
Pan y magnitude 14.14 (0.006)
E(B-V) 0.001

* Constant surface field

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The Montreal White Dwarf Database is produced and maintained by Prof. Patrick Dufour (Université de Montréal) and Dr. Simon Blouin (University of Victoria). Please send database updates, corrections, suggestions or bug reports to patrick.dufour@umontreal.ca.