2MASS J02581440+0638496

All names: Gaia EDR3 7269936523228416, WISE J025814.43+063849.5, SDSS J025814.38+063849.9, WD 0255+064, 2MASS J02581440+0638496, TIC 387586679, WISEA J025814.43+063849.4, Gaia DR2 7269936523228416, SDSS J025814.37+063849.9, GALEX J025814.3+063850, WIRED J025814.37+063849.9, LAMOST J025814.37+063849.9

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013
Right ascension 02 58 14.39 (0.5) 02 58 14.38 02 58 14.39 (0.7) 02 58 14.38 02 58 14.09 02 58 14.38
Declination 06 38 49.89 (0.5) 06 38 49.95 06 38 49.90 (0.6) 06 38 49.95 06 38 46.32 06 38 49.95
Spectral type DA+M DA+M DA5.0 DA+M
Effective temperature [K] 7655.0 17622.0 (259)
log(g) [cgs] 6.99 7.87 (0.05)
Mass [M] 0.2
log(Luminosity) [L]
Cooling age [Gyr]
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] 1.38 (0.6) 3.34 (0.7)
Distance [pc] 722.09 (325) 299.41 (66)
Composition H
Proper motion (right ascension) [mas/yr] 11.44480916 (0.7) 14.11056389 (1)
Proper motion (declination) [mas/yr] -9.751323394 (0.6) -7.70381146 (1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes WDMS
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.80 (0.2)
H magnitude 16.21 (0.2)
K magnitude 16.46 (0.1)
u magnitude 19.74 (0.03) 19.74 (0.03) 20.09 19.72 (0.04)
g magnitude 19.20 (0.01) 19.20 (0.01) 19.56 19.22 (0.02)
r magnitude 19.27 (0.01) 19.27 (0.01) 19.61 19.29 (0.02)
i magnitude 18.99 (0.02) 18.99 (0.01) 19.31 19.01 (0.02)
z magnitude 18.47 (0.03) 18.47 (0.03) 18.89 18.48 (0.03)
G magnitude 19.22 (0.04) 19.23
BP magnitude 19.35 (0.04) 19.22
RP magnitude 18.55 (0.05) 18.44
Pan g magnitude 19.21 (0.01)
Pan r magnitude 19.30 (0.02)
Pan i magnitude 19.12 (0.01)
Pan z magnitude 18.68 (0.01)
Pan y magnitude 18.33 (0.02)
E(B-V) 0.146

* 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.