WD 2322+137

All names: PM J23253+1403, WISEA J232520.12+140340.7, Gaia DR2 2813020961166816512, WD 2322+137, USNO-B1.0 1040-00639209, NLTT 56805, LSPM J2325+1403, SDSS J232519.88+140339.7, LP 522-46, WDJ232519.87+140339.61, TIC 435229564, 23253+1403, PSO J351.3342+14.0614, 2MASS J23251981+1403392, Gaia DR3 2813020961166816512, CNS5 5769, SDSS J232519.89+140339.7, Gaia EDR3 2813020961166816512, J2325+1403

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Kilic et al. 2025 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Blouin et al. 2019 MWDD H Gaia DR2 Stilism Holberg et al. 2016 Limoges et al. 2015 Sion et al. 2014 Giammichele et al. 2012 Holberg et al. 2008 Kawka et Vennes 2006 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 23 25 20.25 (0.08) 23 25 20.24 (0.08) 23 25 20.24 (0.08) 23 25 19.68 23 25 20.25 23 25 19.87 (0.08) 23 25 20.24 23 25 18.19
Declination 14 03 41.44 (0.07) 14 03 41.38 (0.07) 14 03 41.38 (0.07) 14 03 36.00 14 03 41.44 14 03 39.60 (0.07) 14 03 41.38 14 03 29.88
Spectral type DA DA DA DA DA DA DA DA DA10.7 DA DA DA DC: DA DA10.7
Effective temperature [K] 4955.0 (12) 5009.0 (22) 5007.0 (10) 4985.1 (9) 5050.0 (20) 4580.0 5179.0 (71) 5080.0 (58) 4700.0 5179.0 (71) 4700.0 (300) 5050.0 (14)
log(g) [cgs] 7.21 (0.006) 7.33 (0.02) 7.27 (0.006) 7.30 (0.01) 7.30 (0.02) 6.84 7.54 (0.08) 7.49 (0.08) 7.54 (0.08) 7.00 7.28 (0.008)
Mass [M] 0.227 (0.003) 0.284 (0.006) 0.246 (0.003) 0.256 (0.006) 0.127 0.35 (0.04) 0.32 (0.03) 0.35 (0.03) 0.18 0.249 (0.004)
log(Luminosity) [L] -3.77 -3.75
Cooling age [Gyr] 1.7000 1.7020 (0.04) 2.0900 1.9400
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] 42.48 (0.1) 42.48 (0.1) 42.34 (0.1) 42.34 (0.1) 42.34 (0.1) 42.34 (0.1) 44.90 (2) 44.90 (2) 44.90 (2) 42.48 42.48 (0.1) 42.34 (0.1)
Distance [pc] 23.54 (0.06) 23.54 (0.06) 23.62 (0.07) 23.62 (0.07) 23.62 (0.07) 23.62 (0.07) 22.27 (1) 22.30 (2) 22.27 22.30 (1) 18.76 20.00 23.54 23.54 (0.06) 23.62 (0.07)
Composition H H H H H H H H H
Proper motion (right ascension) [mas/yr] 340.813402 (0.1) 341.2115523 (0.2) 340.813 (0.1) 341.2115523
Proper motion (declination) [mas/yr] 114.5744023 (0.08) 114.2195358 (0.1) 114.574 (0.08) 114.2195358
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.30
V magnitude 15.81 16.05 (0.05)
R magnitude 15.30
I magnitude 15.10
J magnitude 14.51 (0.03) 14.51 (0.03) 14.53 14.51 (0.03)
H magnitude 14.37 (0.05) 14.37 (0.05) 14.34 14.34 (0.04)
K magnitude 14.36 (0.1) 14.36 (0.1) 14.21 14.21 (0.05)
u magnitude 18.04 (0.01) 18.05 (0.01) 18.05 (0.01) 1.59
g magnitude 16.47 16.38 (0.004) 16.46 (0.004)
r magnitude 15.86 15.80 (0.008) 15.87 (0.005)
i magnitude 15.57 15.56 (0.006) 15.56 (0.006)
z magnitude 15.47 15.46 (0.002) 15.41 (0.006)
G magnitude 15.81 (0.002) 15.82 15.82 15.81 15.81 (0.003) 15.82
BP magnitude 16.27 (0.002) 16.30 16.30
RP magnitude 15.19 (0.002) 15.20 15.20
Pan g magnitude 16.70 (6e-06) 16.70 (0) 16.38 (0.004)
Pan r magnitude 15.77 (0.003) 15.77 (0.002) 15.80 (0.008)
Pan i magnitude 15.54 (0.007) 15.54 (0.01) 15.56 (0.006)
Pan z magnitude 15.46 (0.002) 15.46 (0.002) 15.46 (0.002)
Pan y magnitude 15.42 (0.002) 15.42 (0.002) 15.42 (0.003)
E(B-V) 0.001

* 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.