2MASS J22385855+1313039

All names: Gaia DR2 2731772377633104128, WIRED J223858.56+131304.1, SDSS J223858.57+131304.1, WD 2236+129, SDSS J223858.56+131304.1, GALEX J223858.5+131303, Gaia DR3 2731772377633104128, WDJ223858.55+131304.24, J2238+1313, 2MASS J22385855+1313039, Gaia EDR3 2731772377633104128, PSO J339.7444+13.2175, TIC 210093696

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Kilic et al. 2025 Caron et al. 2023 Kilic et al. 2020 Blouin et al. 2019 MWDD H Gaia DR2 Stilism Tremblay et al. 2011 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 Eisenstein et al. 2006 White Dwarf Catalog (McCook & Sion 1999) Kleinman et al. 2013 Vincent et al. 2023
Right ascension 22 38 58.67 (0.07) 22 38 58.57 22 38 58.67 (0.1) 22 38 58.67 22 38 58.55 (0.07) 22 38 58.67 22 38 58.57 22 38 58.32 22 38 58.56
Declination 13 13 03.15 (0.06) 13 13 04.15 13 13 03.18 (0.08) 13 13 03.15 13 13 04.24 (0.06) 13 13 03.18 13 13 04.14 13 13 02.28 13 13 04.11
Spectral type DAZ DAZ DAZ DA DA DA DA DA DA DAZ: DAZ: DAZ DA
Effective temperature [K] 8036.0 (43) 8147.0 (41) 8037.0 (44) 7975.0 (90) 7983.0 8030.0 (30) 7946.0 (98) 8349.0 (22) 7911.0 (24)
log(g) [cgs] 8.01 (0.01) 8.02 (0.01) 8.00 (0.01) 7.99 (0.03) 7.99 8.12 (0.06) 7.99 (0.02) 8.41 (0.04) 7.92 (0.04)
Mass [M] 0.601 (0.009) 0.591 (0.01) 0.595 (0.01) 0.59 (0.02) 0.587 0.67 (0.04) 0.588 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 1.1500 1.0730 (0.05) 1.0600 1.2882
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H) -7.5
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] 15.83 (0.08) 15.72 (0.1) 15.72 (0.1) 15.72 (0.1) 15.83 15.83 (0.08) 15.72 (0.1)
Distance [pc] 63.18 (0.3) 63.61 (0.5) 63.61 (0.5) 63.61 (0.5) 63.18 63.18 (0.3) 63.61 (0.5)
Composition H H H H H
Proper motion (right ascension) [mas/yr] 106.5264754 (0.09) 106.7303823 (0.2) 106.526 (0.09) 106.73 105.7
Proper motion (declination) [mas/yr] -68.27403753 (0.07) -68.25431724 (0.1) -68.274 (0.07) -68.254 -67.0
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.56 (0.02) 16.63 (0.2) 16.63 (0.2)
H magnitude 16.42 (0.2) 16.42 (0.2) 16.42 (0.1)
K magnitude 15.49 (0.2) 15.49 (0.2)
u magnitude 17.49 (0.01) 17.49 (0.01) 17.49 (0.01) 17.49 (0.01) 17.51 (0.02) 17.51 17.49 (0.02)
g magnitude 17.04 (0.005) 17.06 (0.004) 17.05 (0.005) 17.06 (0.01) 17.06 17.05 (0.01)
r magnitude 17.00 (0.005) 17.00 (0.003) 17.00 (0.005) 16.99 (0.02) 16.99 17.00 (0.02)
i magnitude 17.02 (0.006) 17.04 (0.002) 17.02 (0.006) 17.03 (0.02) 17.03 17.02 (0.02)
z magnitude 17.09 (0.01) 17.12 (0.006) 17.09 (0.01) 17.11 (0.02) 17.11 17.09 (0.02)
G magnitude 16.95 (0.006) 16.97 16.95 16.95 (0.003) 16.97
BP magnitude 17.08 (0.006) 17.07 17.07
RP magnitude 16.71 (0.007) 16.72 16.72
Pan g magnitude 17.06 (0.005) 17.06 (0.004) 17.06 (0.004)
Pan r magnitude 17.00 (0.004) 17.00 (0.003) 17.00 (0.003)
Pan i magnitude 17.04 (0.002) 17.04 (0.002) 17.04 (0.002)
Pan z magnitude 17.12 (0.007) 17.12 (0.006) 17.12 (0.006)
Pan y magnitude 17.18 (0.008) 17.18 (0.007) 17.18 (0.007)
E(B-V) 0.004

* 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.