Gaia DR2 2838537563735201664

All names: SDSS J231241.66+213310.7, WDJ231241.68+213310.91, J2312+2133, Gaia EDR3 2838537563735201664, Gaia DR3 2838537563735201664, WDJ231241.68+213310.90, SDSS J231241.65+213310.6, Gaia DR2 2838537563735201664, SDSS J231241.65+213310.7

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Vincent et al. 2023
Right ascension 23 12 41.65 (0.1) 23 12 41.65 23 12 41.65 23 12 41.67 (0.1) 23 12 41.65
Declination 21 33 10.44 (0.1) 21 33 10.46 21 33 10.44 21 33 10.90 (0.1) 21 33 10.46
Spectral type DA DA DA DA DA DA
Effective temperature [K] 6040.0 (48) 5991.0 (52) 6043.0 (48) 5974.0 5723.0 5906.0 (110)
log(g) [cgs] 8.07 (0.02) 8.07 (0.03) 8.09 (0.03) 8.06 7.91 8.00 (0.04)
Mass [M] 0.63 (0.02) 0.633 (0.02) 0.646 (0.02) 0.628 0.518 0.589 (0.04)
log(Luminosity) [L]
Cooling age [Gyr] 2.7300 2.6380 2.6450
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] 12.11 (0.2) 12.30 (0.2) 12.30 (0.2) 12.11 12.11 (0.2) 12.30 (0.2)
Distance [pc] 82.56 (1) 81.30 (2) 81.30 (2) 82.56 82.56 (1) 81.30 (2)
Composition H H
Proper motion (right ascension) [mas/yr] -23.65957746 (0.2) -24.03929066 (0.4) -23.66 (0.2) -24.03929066
Proper motion (declination) [mas/yr] -28.66027392 (0.2) -28.78819337 (0.3) -28.66 (0.1) -28.78819337
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 19.94 (0.05) 19.89 (0.04) 19.93 (0.05)
g magnitude 19.05 (0.009) 19.05 (0.01)
r magnitude 18.69 (0.009) 18.69 (0.01)
i magnitude 18.52 (0.01) 18.55 (0.01)
z magnitude 18.47 (0.03) 18.51 (0.04)
G magnitude 18.68 (0.02) 18.71 18.68 18.68 (0.003) 18.71
BP magnitude 19.04 (0.02) 18.99 18.99
RP magnitude 18.21 (0.02) 18.20 18.20
Pan g magnitude 19.02 (0.01) 19.02 (0.01)
Pan r magnitude 18.67 (0.005) 18.67 (0.005)
Pan i magnitude 18.54 (0.005) 18.54 (0.006)
Pan z magnitude 18.53 (0.02) 18.53 (0.02)
Pan y magnitude 18.56 (0.02) 18.56 (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.