2QZ J120102.6+002250

All names: Gaia EDR3 3891149660466775168, SDSS J120102.55+002248.8, Gaia DR3 3891149660466775168, 2QZ J120102.6+002250, Gaia DR2 3891149660466775168, GALEX J120102.5+002248

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 12 01 02.44 (0.4) 12 01 02.55 12 01 02.45 (0.4) 12 01 02.55 (0.4) 12 01 02.55
Declination 00 22 47.07 (0.2) 00 22 48.86 00 22 47.12 (0.2) 00 22 48.76 (0.2) 00 22 48.85
Spectral type DA DA DA DA
Effective temperature [K] 7267.0 7331.0 (80)
log(g) [cgs] 8.46 8.02 (0.1)
Mass [M] 0.889 0.605 (0.08)
log(Luminosity) [L]
Cooling age [Gyr] 3.3470
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] 7.95 (0.4) 8.08 (0.4) 7.95 (0.4)
Distance [pc] 125.75 (6) 123.73 (7) 125.75 (6)
Composition H
Proper motion (right ascension) [mas/yr] -101.4348853 (0.5) -102.9035696 (1) -101.435 (0.5)
Proper motion (declination) [mas/yr] -106.0436135 (0.2) -106.2228863 (0.4) -106.044 (0.2)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 19.81
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.15 (0.04) 20.15 (0.04) 20.14 (0.04)
g magnitude 19.59 (0.01) 19.59 (0.01) 19.61 (0.02)
r magnitude 19.47 (0.01) 19.47 (0.01) 19.47 (0.02)
i magnitude 19.42 (0.02) 19.42 (0.02) 19.44 (0.02)
z magnitude 19.61 (0.07) 19.61 (0.07) 19.61 (0.08)
G magnitude 19.44 (0.04) 19.49 19.44 (0.004)
BP magnitude 19.63 (0.04) 19.36
RP magnitude 19.18 (0.05) 19.00
Pan g magnitude 19.62 (0.01)
Pan r magnitude 19.48 (0.01)
Pan i magnitude 19.47 (0.008)
Pan z magnitude 19.54 (0.02)
Pan y magnitude 19.54 (0.04)
E(B-V) 0.008

* 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.