WD 1006+413

All names: GALEX J100922.9+410506, SDSS J100922.94+410505.5, Gaia EDR3 803803546061999616, Gaia DR2 803803546061999616, WD 1006+413, LAMOST J100922.94+410505.4, SDSS J100922.96+410505.1, SDSS J100922.96+410505.17, USNO-A2.0 1275-07660204, KUV 10064+4120, Gaia DR3 803803546061999616, SDSS J100922.94+410505.4

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 SDSS DR12 Genest-Beaulieu & Bergeron 2019 (spectroscopic) Genest-Beaulieu & Bergeron 2019 (photometric) MWDD HE Gaia DR2 Stilism Koester & Kepler 2015 Kepler et al. 2015 Bergeron et al. 2011 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 10 09 22.97 (0.05) 10 09 22.94 10 09 22.94 10 09 22.97 (0.06) 10 09 22.97 10 09 22.93 (0.05) 10 09 23.23
Declination 41 05 04.86 (0.05) 41 05 05.48 41 05 05.48 41 05 04.89 (0.07) 41 05 04.86 41 05 05.64 (0.05) 41 05 03.48
Spectral type DB DBA DB DB DB DB DB
Effective temperature [K] 13513.0 13692.0 13811.0 13911.0 (38) 13899.0 (39) 15100.0 (537) 13531.0 (255)
log(g) [cgs] 7.78 7.99 8.01 8.00 (0) 8.00 (0) 8.82 (0.2) 8.00 (0.03)
Mass [M] 0.469 0.58 0.592 1.1 (0.1) 0.589 (0.02)
log(Luminosity) [L] -2.67
Cooling age [Gyr] 0.2594 0.8511
log(H/He) -5.35 -5.08 (0.1) <-5.44 (0.9)
log(C/He)
log(Ca/He) <-9.01
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 6.88 (0.08) 6.71 (0.1) 6.88 6.88 (0.08)
Distance [pc] 145.43 (2) 148.99 (2) 148.00 107.00 145.43 145.43 (2)
Composition He He
Proper motion (right ascension) [mas/yr] 28.49247978 (0.06) 28.34910308 (0.1) 28.492 (0.06)
Proper motion (declination) [mas/yr] -48.6503383 (0.06) -48.43660919 (0.2) -48.65 (0.06)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.90 (0.3)
V magnitude 17.83 17.83
R magnitude 17.30 (0.3)
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 17.16 (0.008) 17.16 (0.008) 17.16 (0.01) 17.16 (0.008)
g magnitude 17.19 (0.004) 17.19 (0.004) 17.19 (0) 17.19 (0.004)
r magnitude 17.47 (0.005) 17.47 (0.005) 17.47 (0.01) 17.47 (0.005)
i magnitude 17.69 (0.007) 17.69 (0.007) 17.69 (0.01) 17.70 (0.007)
z magnitude 17.94 (0.02) 17.94 (0.02) 17.94 (0.02) 17.94 (0.02)
G magnitude 17.33 (0.004) 17.36 17.33 17.33 (0.003)
BP magnitude 17.30 (0.004) 17.24
RP magnitude 17.37 (0.009) 17.37
Pan g magnitude 17.26 (0.009)
Pan r magnitude 17.48 (0.004)
Pan i magnitude 17.71 (0.004)
Pan z magnitude 17.93 (0.007)
Pan y magnitude 18.11 (0.02)
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.