SDSS J061938.22+635656.6

All names: SDSS J061938.24+635656.4, SDSS J061938.22+635656.6, TIC 55130446, SDSS J061938.24+635656.5, Gaia DR3 1008280341952767232, Gaia EDR3 1008280341952767232, GALEX J061938.0+635655, Gaia DR2 1008280341952767232, FBS B 644, FBS 0614+639, 2MASS J06193820+6356564

Parameter Unit Gaia EDR3 SDSS DR12 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 06 19 38.26 (0.02) 06 19 38.24 06 19 38.26 (0.04) 06 19 38.26 06 19 38.23 (0.02) 06 19 38.24
Declination 63 56 56.41 (0.03) 63 56 56.46 63 56 56.42 (0.05) 63 56 56.41 63 56 56.51 (0.03) 63 56 56.47
Spectral type DAO DA DA DA DA DA
Effective temperature [K] 74105.0 (3063) 26907.0 61949.0 (3828) 61840.0 (1062)
log(g) [cgs] 6.89 (0.09) 6.35 8.35 (0.5) 6.75 (0.06)
Mass [M] 0.4 (0.02) 0.199 9.212 (20) 0.424 (0.004)
log(Luminosity) [L] 1.59 (0.1)
Cooling age [Gyr] 0.0001
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] 1.73 (0.04) 1.85 (0.07) 1.73 1.73 (0.04)
Distance [pc] 577.00 (15) 541.29 (20) 577.00 577.00 (15)
Composition H H
Proper motion (right ascension) [mas/yr] 11.63848337 (0.03) 11.76036341 (0.07) 11.638 (0.03)
Proper motion (declination) [mas/yr] -6.127203399 (0.03) -6.241206552 (0.08) -6.127 (0.03)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.70
V magnitude
R magnitude
I magnitude
J magnitude 16.80 (0.2)
H magnitude
K magnitude
u magnitude 15.48 (0.005) 15.48 (0.005) 15.49 (0.03)
g magnitude 15.83 (0.004) 15.83 (0.004) 15.84 (0.01)
r magnitude 16.27 (0.004) 16.27 (0.004) 16.29 (0.01)
i magnitude 16.58 (0.005) 16.59 (0.005) 16.60 (0.01)
z magnitude 16.92 (0.01) 16.92 (0.01) 16.91 (0.02)
G magnitude 16.06 (0.002) 16.09 16.06 16.06 (0.003)
BP magnitude 15.93 (0.002) 15.89
RP magnitude 16.29 (0.004) 16.30
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.106

* 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.