GJ 3285

All names: LTT 17650, Gaia DR3 3307009304776119936, PSO J066.4735+12.1959, 04258+1211, Cl* Melotte 25 HAN 372, GJ 3285, WDJ042553.73+121148.34, G83-10, CNS5 1098, LSPM J0425+1211, UCAC4 511-007415, UCAC2 36056803, WD 0423+120, WD 0423+12, NLTT 13235, Gaia DR2 3307009304776119936, 2MASS J04255373+1211485, USNO-B1.0 1021-00046720, G 83-10, EGGR 169, GALEX J042553.6+121146, Cl* Melotte 25 VA 377, Gaia EDR3 3307009304776119936, uvby98 980083010, WISEA J042553.67+121145.9, LP 475-70, TIC 60878053, LB 1320, PM J04258+1211, J0425+1211

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Blouin et al. 2019 MWDD H MWDD HE Gaia DR2 Stilism Holberg et al. 2016 Limoges et al. 2015 Sion et al. 2014 Giammichele et al. 2012 Holberg et al. 2008 Bergeron et al. 1997 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 04 25 53.63 (0.03) 04 25 53.63 (0.04) 04 25 53.63 (0.04) 04 25 53.52 04 25 53.63 04 25 53.73 (0.03) 04 25 53.63 04 25 53.88
Declination 12 11 44.59 (0.02) 12 11 44.70 (0.02) 12 11 44.70 (0.02) 12 11 45.60 12 11 44.59 12 11 48.34 (0.02) 12 11 44.70 12 11 57.48
Spectral type DC DC DC DC DC DC DC DC DA8.2 DC DA DC DA8 DC8
Effective temperature [K] 6153.0 (36) 5999.0 (17) 6128.6 (18) 5960.0 (75) 6278.0 6023.0 6168.0 (128) 5900.0 (77) 6167.0 6167.0 (128) 6150.0 (130) 5156.0 (240)
log(g) [cgs] 8.21 (0.02) 8.15 (0.004) 8.20 (0.009) 8.14 (0.03) 8.29 8.16 8.11 (0.06) 8.00 (0.07) 8.12 (0.06) 8.00 (0) 8.05 (0.002)
Mass [M] 0.707 (0.01) 0.664 (0.004) 0.659 (0.02) 0.775 0.671 0.65 (0.04) 0.57 (0.04) 0.65 (0.04) 0.57 0.598 (0.002)
log(Luminosity) [L] -3.77 -3.75 -3.69
Cooling age [Gyr] 3.7100 3.7070 (0.2) 3.7910 3.6830 3.0600 3.0600 2.8100
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(N/He)
log(O/He)
log(Na/He)
log(Mg/He)
log(Al/He)
log(Si/He)
log(P/He)
log(S/He)
log(Cl/He)
log(Sc/He)
log(Ti/He)
log(V/He)
log(Cr/He)
log(Mn/He)
log(Fe/He)
log(Co/He)
log(Ni/He)
log(Cu/He)
log(Zn/He)
log(Ga/He)
log(Ge/He)
log(Sr/He)
Parallax [mas] 62.39 (0.04) 62.39 (0.04) 62.38 (0.04) 62.38 (0.04) 62.38 (0.04) 62.38 (0.04) 57.60 (2) 57.60 (2) 57.60 (2) 57.60 (2) 62.39 62.39 (0.04) 62.38 (0.04) 57.60 (2)
Distance [pc] 16.03 (0.009) 16.03 (0.01) 16.03 (0.01) 16.03 (0.01) 16.03 (0.01) 16.03 (0.01) 17.36 (0.8) 17.40 (4) 17.36 17.40 (0.8) 17.36 16.03 16.03 (0.009) 16.03 (0.01) 17.36 (0.6)
Composition He He He He He He He He
Proper motion (right ascension) [mas/yr] -91.38863848 (0.04) -91.34222483 (0.08) -91.389 (0.04) -91.34222483
Proper motion (declination) [mas/yr] -234.4322294 (0.03) -234.2920123 (0.05) -234.432 (0.03) -234.2920123
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.90 15.90 15.96 (0.07)
V magnitude 15.42 15.42 15.42 15.44 (0.08)
R magnitude 15.11 15.11 15.54 (0.1)
I magnitude 14.80 14.80 14.77
J magnitude 14.48 (0.004) 14.48 (0.03) 14.52 14.52 14.48 (0.03)
H magnitude 14.35 (0.04) 14.35 (0.04) 14.34 14.34 14.35 (0.04)
K magnitude 14.25 (0.07) 14.25 (0.07) 14.27 14.27 14.25 (0.07)
u magnitude
g magnitude 15.57 (0.004)
r magnitude 15.29 (0.003)
i magnitude 15.19 (0.002)
z magnitude 15.20 (0.004)
G magnitude 15.27 (0.002) 15.28 15.28 15.27 15.27 (0.003) 15.28
BP magnitude 15.52 (0.002) 15.53 15.53
RP magnitude 14.85 (0.002) 14.85 14.85
Pan g magnitude 15.57 (0.005) 15.57 (0.004) 15.57 (0.004)
Pan r magnitude 15.29 (0.004) 15.29 (0.003) 15.29 (0.003)
Pan i magnitude 15.19 (0.002) 15.19 (0.002) 15.19 (0.002)
Pan z magnitude 15.20 (0.004) 15.20 (0.004) 15.20 (0.004)
Pan y magnitude 15.22 (0.002) 15.22 (0.002) 15.22 (0.002)
E(B-V) 0.000

* 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.