SDSS J101642.27+281610.2

All names: GALEX J101642.3+281611, SDSS J101642.27+281610.2, SDSS J101642.26+281610.2, Gaia DR2 741134505716418688, Gaia DR3 741134505716418688, Gaia EDR3 741134505716418688

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Hardy et al. 2023a MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 10 16 42.27 (0.5) 10 16 42.27 10 16 42.27 (0.7) 10 16 42.27 (0.5) 10 16 42.27
Declination 28 16 10.06 (0.4) 28 16 10.24 28 16 10.07 (0.6) 28 16 10.17 (0.4) 28 16 10.22
Spectral type DA DAH DAH DAH DA
Effective temperature [K] 22128.6 (361) 21168.0 24231.0 (897)
log(g) [cgs] 8.26 (0.2) 8.18 7.80 (0.2)
Mass [M] 0.7852992025063535 (0.4) 0.731
log(Luminosity) [L]
Cooling age [Gyr] 0.0841
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] 1.23 (0.5) 1.67 (0.8) 1.23 (0.5)
Distance [pc] 813.75 (330) 597.66 (268) 813.74 (330)
Composition H
Proper motion (right ascension) [mas/yr] 4.47779973 (0.6) 3.970219801 (1) 4.478 (0.6)
Proper motion (declination) [mas/yr] -7.015129325 (0.4) -7.974417469 (1) -7.015 (0.4)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.74 (0.03) 19.74 (0.03) 19.76 (0.03)
g magnitude 19.78 (0.01) 19.78 (0.01) 19.81 (0.02)
r magnitude 20.14 (0.02) 20.14 (0.02) 20.19 (0.02)
i magnitude 20.45 (0.04) 20.45 (0.04) 20.49 (0.04)
z magnitude 20.63 (0.2) 20.63 (0.2) 20.67 (0.1)
G magnitude 19.98 (0.05) 20.04 19.98 (0.007)
BP magnitude 19.94 (0.05) 19.88
RP magnitude 20.11 (0.1) 20.25
Pan g magnitude 19.84 (0.01)
Pan r magnitude 20.17 (0.02)
Pan i magnitude 20.48 (0.02)
Pan z magnitude 20.74 (0.01)
Pan y magnitude
E(B-V) 0.021

* 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.