WD 2354+053

All names: Gaia DR3 2745244002118134400, USNO-B1.0 0956-00591386, WDS J23567+0538B, ** LDS 5137B, SDSS J235640.53+053711.5, LP 524-34, WD 2354+053, ULAS J235640.53+053711.6, Gaia EDR3 2745244002118134400, NLTT 58488, SDSS J235640.52+053711.5, PHL 2464, WDJ235640.40+053710.88, LSPM J2356+0537, GALEX J235640.4+053710, J2356+0537, Gaia DR2 2745244002118134400

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 Caron et al. 2023 Kilic et al. 2020 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 23 56 40.63 (0.2) 23 56 40.52 23 56 40.62 (0.2) 23 56 40.63 23 56 40.40 (0.2) 23 56 40.62 23 56 45.65
Declination 05 37 12.03 (0.09) 05 37 11.53 05 37 12.00 (0.1) 05 37 12.03 05 37 10.88 (0.09) 05 37 12.00 05 39 42.12
Spectral type DA DA DA DA DA DC: DA
Effective temperature [K] 6547.0 (37) 6535.0 (39) 6451.0 6615.0 (127)
log(g) [cgs] 7.96 (0.02) 7.95 (0.02) 7.92 8.01 (0.04)
Mass [M] 0.565 (0.02) 0.56 (0.02) 0.542 0.596 (0.03)
log(Luminosity) [L]
Cooling age [Gyr] 1.7500 1.6440
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] 12.43 (0.2) 12.29 (0.2) 12.29 (0.2) 12.43 12.43 (0.2) 12.29 (0.2)
Distance [pc] 80.47 (1) 81.37 (1) 81.39 (1) 80.47 80.47 (1) 81.39 (1)
Composition H H
Proper motion (right ascension) [mas/yr] 206.9378592 (0.2) 206.1902603 (0.5) 206.938 (0.2) 206.1902603
Proper motion (declination) [mas/yr] 71.94910963 (0.1) 72.0251063 (0.2) 71.949 (0.1) 72.0251063
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity yes
B magnitude 18.50
V magnitude
R magnitude 18.20
I magnitude
J magnitude 17.36 (0.03) 17.36 (0.03)
H magnitude 17.21 (0.04) 17.21 (0.04)
K magnitude 17.15 (0.07) 17.15 (0.07)
u magnitude 19.09 (0.02) 19.09 (0.02) 19.10 (0.02) 19.10 (0.02)
g magnitude 18.44 (0.007) 18.44 (0.007) 18.44 (0.007)
r magnitude 18.17 (0.008) 18.18 (0.008) 18.18 (0.008)
i magnitude 18.12 (0.01) 18.11 (0.01) 18.11 (0.01)
z magnitude 18.09 (0.02) 18.09 (0.03) 18.09 (0.03)
G magnitude 18.18 (0.01) 18.20 18.18 18.18 (0.003) 18.20
BP magnitude 18.44 (0.01) 18.44 18.44
RP magnitude 17.80 (0.01) 17.77 17.77
Pan g magnitude 18.43 (0.006) 18.43 (0.006)
Pan r magnitude 18.19 (0.004) 18.19 (0.005)
Pan i magnitude 18.12 (0.005) 18.12 (0.005)
Pan z magnitude 18.11 (0.02) 18.11 (0.01)
Pan y magnitude 18.15 (0.03) 18.15 (0.02)
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.