WD 1859+148

All names: 2MASS J19013271+1458068, Gaia DR2 4506869128279648512, J1901+1458, WDJ190132.74+145807.18, ZTF J1901+1458, UCAC4 525-089450, J190132.74+145807.18, IPHAS J190132.77+145807.6, Gaia EDR3 4506869128279648512, TIC 354367860, WD 1859+148, Gaia DR3 4506869128279648512, ZTF J1901+1450

Parameter Unit Gaia EDR3 Pan-STARRS DR1 Jewett et al. 2024 Kilic et al. 2023 Kilic et al. 2021 MWDD H Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018 White Dwarf Catalog (McCook & Sion 1999)
Right ascension 19 01 32.85 (0.03) 19 01 32.84 (0.04) 19 01 32.85 19 01 32.74 (0.03) 19 01 32.84 19 01 32.59
Declination 14 58 08.34 (0.03) 14 58 08.30 (0.05) 14 58 08.34 14 58 07.18 (0.03) 14 58 08.30 14 58 03.00
Spectral type DAH DC/DAH DC DC2 DO: DC2 DC
Effective temperature [K] 29100.0 (474) 29100.0 (480) 29100.0 (480) 29185.0 41395.0 (788)
log(g) [cgs] 9.36 9.36 (0.01) 9.36 9.53 (0.01)
Mass [M] 1.319 (0.004) 1.319 (0.004) 1.319 (0.004) 1.323 1.371 (0.006)
log(Luminosity) [L]
Cooling age [Gyr] 0.3500 (0.02) 0.3500 (0.02) 0.3500 (0.02) 0.3300
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] 24.15 (0.05) 24.13 (0.06) 24.15 24.15 (0.05) 24.13 (0.06)
Distance [pc] 41.40 (0.08) 41.44 (0.1) 41.40 41.40 (0.08) 41.44 (0.1)
Composition H H H
Proper motion (right ascension) [mas/yr] 95.3662478 (0.04) 95.50103341 (0.09) 95.366 (0.04) 95.50103341
Proper motion (declination) [mas/yr] 72.55832215 (0.04) 72.44623163 (0.09) 72.558 (0.04) 72.44623163
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 15.51 (0.1)
V magnitude 15.72 (0.01)
R magnitude 15.78 (0.1)
I magnitude
J magnitude 16.25 (0.1)
H magnitude
K magnitude
u magnitude
g magnitude 15.52 (0.01)
r magnitude 16.12 (0.01)
i magnitude
z magnitude
G magnitude 15.68 (0.002) 15.70 15.68 15.68 (0.003) 15.70
BP magnitude 15.53 (0.002) 15.44 15.44
RP magnitude 15.95 (0.002) 15.94 15.94
Pan g magnitude 15.51 (0.003)
Pan r magnitude 15.98 (0.002)
Pan i magnitude 16.28 (0.004)
Pan z magnitude 16.59 (0.005)
Pan y magnitude 16.76 (0.01)
E(B-V) 0.002

* 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.