WD 0551+468

All names: J0555+4650, LSPM J0555+4650S, PM J05557+4650S, WDS J05558+4651B, PSO J088.9293+46.8448, LP 159-32, 2MASS J05554302+4650489, Gaia DR3 198027266851070848, Gaia DR2 198027266851070848, USNO-B1.0 1368-00160184, NLTT 15796, WD 0551+468, TIC 440321570, 05557+4650S, Gaia EDR3 198027266851070848, LHS 1801, ** LDS 3680B, PLX 1353.11, WDJ055543.03+465048.49

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 Gaia DR2 Stilism Limoges et al. 2015 Bergeron et al. 2001 Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 05 55 43.05 (0.07) 05 55 43.05 (0.09) 05 55 43.05 (0.09) 05 55 43.05 05 55 43.03 (0.07) 05 55 43.05 05 55 43.97
Declination 46 50 39.98 (0.06) 46 50 40.24 (0.09) 46 50 40.24 (0.09) 46 50 39.98 46 50 48.49 (0.06) 46 50 40.24 46 50 56.76
Spectral type DA DA DA DA DA DA DA DC: DA DA
Effective temperature [K] 5118.0 (49) 5191.0 (10) 5025.6 (48) 5130.0 (25) 5139.0 5260.0 (302) 5380.0 (120) 5192.0 (28)
log(g) [cgs] 7.90 (0.04) 7.96 (0.005) 7.84 (0.04) 7.92 (0.02) 7.92 8.00 (0) 8.01 (0.08) 7.94 (0.01)
Mass [M] 0.519 (0.02) 0.555 (0.004) 0.534 (0.01) 0.531 0.58 (0.1) 0.59 (0.04) 0.546 (0.01)
log(Luminosity) [L] -3.96 -3.92 (0.04)
Cooling age [Gyr] 4.0600 4.0360 (0.3) 3.9200 3.7500 (0.7)
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] 33.37 (0.07) 33.37 (0.07) 33.42 (0.1) 33.42 (0.1) 33.42 (0.1) 33.42 (0.1) 32.30 (2) 33.37 33.37 (0.07) 33.42 (0.1) 32.30 (2)
Distance [pc] 29.97 (0.06) 29.97 (0.06) 29.92 (0.09) 29.92 (0.09) 29.92 (0.09) 29.92 (0.09) 30.00 (6) 30.96 (1) 29.97 29.97 (0.06) 29.92 (0.09) 30.96 (1)
Composition H H H H H H
Proper motion (right ascension) [mas/yr] 14.06833117 (0.07) 14.11256024 (0.2) 14.068 (0.07) 14.11256024
Proper motion (declination) [mas/yr] -532.2501231 (0.06) -532.1604979 (0.2) -532.25 (0.06) -532.1604979
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 18.07 18.07
V magnitude 17.23
R magnitude 16.76 16.80
I magnitude 16.29
J magnitude 15.79 (0.009) 15.71 (0.06) 15.84 15.71 (0.06)
H magnitude 15.46 (0.08) 15.46 (0.08) 15.55 15.46 (0.08)
K magnitude 15.51 (0.2) 15.51 (0.2) 15.53 15.51 (0.2)
u magnitude
g magnitude 17.53 (0.002)
r magnitude 16.98 (0.005)
i magnitude 16.75 (0.003)
z magnitude 16.67 (0.01)
G magnitude 17.00 (0.008) 17.01 17.01 17.00 17.00 (0.003) 17.01
BP magnitude 17.44 (0.008) 17.48 17.48
RP magnitude 16.39 (0.006) 16.39 16.39
Pan g magnitude 17.52 (0.004) 17.52 (0.004) 17.53 (0.002)
Pan r magnitude 16.98 (0.004) 16.98 (0.006) 16.98 (0.005)
Pan i magnitude 16.74 (0.005) 16.74 (0.005) 16.75 (0.003)
Pan z magnitude 16.65 (0.02) 16.65 (0.02) 16.68 (0.01)
Pan y magnitude 16.63 (0.0006) 16.63 (0.0006) 16.62 (0.01)
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.