SDSS J123553.68+612808.8

All names: Gaia DR3 1583163359493140224, Gaia EDR3 1583163359493140224, SDSS J123553.68+612808.8, Gaia DR2 1583163359493140224, WD 1233+617, GALEX J123553.7+612808

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 12 35 53.64 (0.3) 12 35 53.69 12 35 53.64 (0.6) 12 35 53.69 (0.3) 12 35 53.69 12 35 53.09 12 35 53.68
Declination 61 28 08.98 (0.3) 61 28 08.83 61 28 08.98 (0.5) 61 28 08.90 (0.3) 61 28 08.90 61 28 05.52 61 28 08.81
Spectral type DA DA DA_auto DA DA DA
Effective temperature [K] 6139.0 8266.0 (165) 7982.0 (171)
log(g) [cgs] 7.63 8.47 (0.4) 7.98 (0.5)
Mass [M] 0.394 0.585 (0.3)
log(Luminosity) [L]
Cooling age [Gyr] 1.3080
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] 4.38 (0.4) 4.86 (0.6) 4.38 (0.4)
Distance [pc] 228.56 (20) 205.85 (24) 228.56 (20)
Composition H
Proper motion (right ascension) [mas/yr] -23.33852155 (0.4) -22.42020961 (1) -23.339 (0.4) -21.8
Proper motion (declination) [mas/yr] 4.91039061 (0.4) 4.185367065 (1) 4.91 (0.4) -9.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.56 (0.06) 20.56 (0.06) 20.55 (0.06) 20.54 20.54 (0.06)
g magnitude 20.13 (0.02) 20.13 (0.02) 20.11 (0.03) 20.11 20.13 (0.03)
r magnitude 20.08 (0.03) 20.08 (0.03) 20.07 (0.03) 20.06 20.08 (0.03)
i magnitude 20.11 (0.04) 20.11 (0.04) 20.09 (0.04) 20.08 20.10 (0.04)
z magnitude 20.06 (0.1) 20.06 (0.1) 20.02 (0.1) 20.01 20.04 (0.1)
G magnitude 20.03 (0.07) 20.08 20.03 (0.005)
BP magnitude 20.24 (0.07) 20.02
RP magnitude 19.90 (0.09) 19.78
Pan g magnitude 20.13 (0.03)
Pan r magnitude 20.05 (0.02)
Pan i magnitude 20.14 (0.02)
Pan z magnitude 20.15 (0.07)
Pan y magnitude 19.07 (0)
E(B-V) 0.015

* 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.