SDSS J085350.23+090530.9

All names: SDSS J085350.22+090530.9, Gaia DR3 597376727639305600, Gaia DR2 597376727639305600, Gaia EDR3 597376727639305600, SDSS J085350.23+090530.9, SDSS J085350.23+090530.98

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 08 53 50.23 (0.6) 08 53 50.23 08 53 50.23 (0.8) 08 53 50.24 (0.6)
Declination 09 05 30.80 (0.3) 09 05 30.98 09 05 30.80 (0.5) 09 05 31.08 (0.3)
Spectral type DA DA DA DA
Effective temperature [K] 7101.0 7286.0 (152)
log(g) [cgs] 7.95 8.50 (0.2)
Mass [M] 0.561 0.901 (0.1)
log(Luminosity) [L]
Cooling age [Gyr] 1.3620
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] 4.42 (1) 3.78 (1) 4.42 (1)
Distance [pc] 226.47 (50) 264.25 (89) 226.46 (50)
Composition H
Proper motion (right ascension) [mas/yr] -4.695027918 (1) -6.824737565 (2) -4.695 (1)
Proper motion (declination) [mas/yr] -17.98024189 (0.7) -18.09867012 (1) -17.98 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 21.05 (0.07) 21.04 (0.07) 21.04 (0.07)
g magnitude 20.62 (0.02) 20.66 (0.03) 20.66 (0.03)
r magnitude 20.48 (0.03) 20.52 (0.03) 20.52 (0.03)
i magnitude 20.44 (0.04) 20.48 (0.04) 20.48 (0.04)
z magnitude 20.46 (0.1) 20.47 (0.1) 20.47 (0.1)
G magnitude 20.46 (0.09) 20.54 20.46 (0.006)
BP magnitude 20.41 (0.09) 20.42
RP magnitude 20.08 (0.1) 20.11
Pan g magnitude 20.56 (0.03)
Pan r magnitude 20.44 (0.03)
Pan i magnitude 20.47 (0.03)
Pan z magnitude 20.55 (0.03)
Pan y magnitude
E(B-V) 0.017

* 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.