PHL 1053

All names: SDSS J013518.24+065324.8, SDSS J013518.24+065324.76, Gaia DR3 2565489931334373504, GALEX J013518.1+065325, SDSS J013518.23+065324.7, Gaia DR2 2565489931334373504, SDSS J013518.24+065324.7, PHL 1053, Gaia EDR3 2565489931334373504, USNO-B1.0 0968-00016940

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR10 Bedard et al. 2020 MWDD H Gaia DR2 Stilism Kepler et al. 2015 Simbad Vincent et al. 2023
Right ascension 01 35 18.23 (0.2) 01 35 18.24 01 35 18.23 (0.2) 01 35 18.25 (0.2)
Declination 06 53 24.63 (0.1) 06 53 24.81 06 53 24.64 (0.2) 06 53 24.82 (0.1)
Spectral type DA DA DA DA DA
Effective temperature [K] 32439.0 (250) 24328.0 33467.0 (171)
log(g) [cgs] 7.82 (0.05) 7.50 7.98 (0.03)
Mass [M] 0.56 (0.02) 0.408 0.64 (0.01)
log(Luminosity) [L] -0.63 (0.04)
Cooling age [Gyr] 0.0068 (0.0002) 0.0182
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] 1.63 (0.2) 1.59 (0.3) 1.63 (0.2)
Distance [pc] 611.86 (78) 628.52 (109) 611.85 (78)
Composition H H
Proper motion (right ascension) [mas/yr] -16.63159324 (0.2) -16.80432578 (0.6) -16.632 (0.2)
Proper motion (declination) [mas/yr] -11.77727565 (0.1) -12.11501185 (0.4) -11.777 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 17.90
V magnitude
R magnitude 18.50
I magnitude
J magnitude 19.20 (0.1)
H magnitude
K magnitude
u magnitude 18.17 (0.01) 18.17 (0.02) 18.17 (0.01)
g magnitude 18.40 (0.007) 18.40 (0.02) 18.40 (0.007)
r magnitude 18.86 (0.01) 18.86 (0.02) 18.86 (0.01)
i magnitude 19.20 (0.02) 19.20 (0.02) 19.20 (0.02)
z magnitude 19.50 (0.08) 19.49 (0.07) 19.50 (0.08)
G magnitude 18.63 (0.02) 18.67 18.63 (0.003)
BP magnitude 18.55 (0.02) 18.55
RP magnitude 18.93 (0.04) 18.79
Pan g magnitude 18.45 (0.009)
Pan r magnitude 18.86 (0.007)
Pan i magnitude 19.20 (0.006)
Pan z magnitude 19.48 (0.02)
Pan y magnitude 19.61 (0.06)
E(B-V) 0.037

* 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.