Ton 1054

All names: Gaia DR3 810684014948798080, GEN# +6.10071054, CBS 99, WD 0920+363, Gaia EDR3 810684014948798080, SDSS J092357.22+360837.32, WISE J092357.21+360836.6, SDSS J092357.20+360837.9, GALEX J092357.3+360837, UBV M 43182, FBS 0920+364, WISEA J092357.20+360837.0, LAMOST J092357.28+360836.8, USNO-B1.0 1261-00174215, PG 0920+364, SDSS J092357.22+360837.3, FBS B 496, Gaia DR2 810684014948798080, Ton 1054, SDSS J092357.21+360837.3

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 SDSS DR10 MWDD H Gaia DR2 Stilism Guo et al. 2015 Kepler et al. 2015 Koester et al. 2014 Gianninas et al. 2011 Vincent et al. 2024 Simbad White Dwarf Catalog (McCook & Sion 1999) Vincent et al. 2023
Right ascension 09 23 57.23 (0.08) 09 23 57.21 09 23 57.21 09 23 57.23 (0.1) 09 23 57.23 09 23 57.20 (0.08) 09 23 55.85
Declination 36 08 36.81 (0.08) 36 08 37.96 36 08 37.96 36 08 36.86 (0.1) 36 08 36.81 36 08 38.26 (0.08) 36 08 35.52
Spectral type DA DA DA DA DA DA2.0 DA4 DA
Effective temperature [K] 20263.0 25007.0 (394) 26255.0 (82) 24768.0 (336) 24940.0 (436) 23115.0 (391)
log(g) [cgs] 7.45 7.57 (0.05) 7.72 (0.01) 7.67 (0.09) 7.70 (0.06) 7.47 (0.02)
Mass [M] 0.38 0.44 (0.02) 0.523 (0) 0.477 (0.04) 0.49 (0.02) 0.394 (0.01)
log(Luminosity) [L]
Cooling age [Gyr] 0.0244
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
log(C/H) <-7.70
log(N/H)
log(O/H)
log(Na/H)
log(Mg/H)
log(Al/H)
log(Si/H) -7.3 (0.2)
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] 5.48 (0.1) 6.04 (0.1) 5.48 5.48 (0.1)
Distance [pc] 182.49 (3) 165.67 (3) 169.00 182.49 182.50 (3)
Composition H H
Proper motion (right ascension) [mas/yr] 23.79715494 (0.09) 24.53155356 (0.2) 23.797 (0.1)
Proper motion (declination) [mas/yr] -90.57104048 (0.1) -92.40923891 (0.2) -90.571 (0.1)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 16.90
V magnitude 16.07 (0.05) 16.05
R magnitude 16.60
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 15.71 (0.005) 15.71 (0.005) 15.75 (0.01) 15.71 (0.005)
g magnitude 15.77 (0.003) 15.77 (0.003) 15.77 (0.02) 15.77 (0.003)
r magnitude 16.22 (0.003) 16.22 (0.003) 16.22 (0.01) 16.22 (0.003)
i magnitude 16.53 (0.004) 16.53 (0.004) 16.54 (0.01) 16.53 (0.004)
z magnitude 16.85 (0.01) 16.85 (0.01) 16.85 (0.02) 16.85 (0.01)
G magnitude 16.02 (0.004) 16.05 16.02 16.02 (0.003)
BP magnitude 15.93 (0.004) 15.89
RP magnitude 16.23 (0.003) 16.23
Pan g magnitude 15.87 (0.003)
Pan r magnitude 16.23 (0.002)
Pan i magnitude 16.57 (0.004)
Pan z magnitude 16.82 (0.002)
Pan y magnitude 16.99 (0.008)
E(B-V) 0.008

* 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.