Gaia DR2 1117334024067935872

All names: J0858+6813, 2MASS J08580441+6813387, WDJ08584.42+681338.65, WDJ085804.42+681338.66, Gaia DR2 1117334024067935872, UCAC4 792-021046, TIC 219694813, Gaia DR3 1117334024067935872, Gaia EDR3 1117334024067935872

Parameter Unit Gaia EDR3 Pan-STARRS DR1 O'Brien et al. 2024 Caron et al. 2023 McCleery et al. 2020 Tremblay et al. 2020 MWDD H MWDD HE Gaia DR2 Stilism Vincent et al. 2024 Simbad Gentile Fusillo et al. 2018
Right ascension 08 58 04.54 (0.06) 08 58 04.54 (0.08) 08 58 04.54 08 58 04.54 08 58 04.42 (0.06) 08 58 04.54
Declination 68 13 37.78 (0.08) 68 13 37.81 (0.1) 68 13 37.81 68 13 37.78 68 13 38.66 (0.08) 68 13 37.81
Spectral type DC DC DC DC DC: DC
Effective temperature [K] 4740.0 (72) 4630.0 (13) 4577.5 (61) 4580.0 (60) 4637.0 4325.0 4763.0 (39)
log(g) [cgs] 8.06 (0.06) 7.98 (0.01) 7.94 (0.06) 7.94 (0.06) 7.98 7.75 8.07 (0.02)
Mass [M] 0.617 (0.04) 0.563 (0.008) 0.567 0.425 0.624 (0.02)
log(Luminosity) [L]
Cooling age [Gyr] 7.2300 6.9530 5.0140
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] 26.21 (0.1) 26.21 (0.1) 26.09 (0.1) 26.09 (0.1) 26.09 (0.1) 26.21 26.21 (0.1) 26.09 (0.1)
Distance [pc] 38.16 (0.2) 38.15 (0.2) 38.33 (0.2) 38.33 (0.2) 38.33 (0.2) 38.16 38.16 (0.2) 38.33 (0.2)
Composition H
Proper motion (right ascension) [mas/yr] 41.8421369 (0.09) 41.76463824 (0.2) 41.842 (0.09) 41.76463824
Proper motion (declination) [mas/yr] -54.53147518 (0.1) -54.57516323 (0.2) -54.531 (0.1) -54.57516323
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 16.39 (0.2) 16.39 (0.2)
H magnitude
K magnitude
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 18.12 (0.02) 18.14 18.14 18.12 18.12 (0.003) 18.14
BP magnitude 18.66 (0.02) 18.69 18.69
RP magnitude 17.44 (0.008) 17.43 17.43
Pan g magnitude 18.84 (0.004) 18.84 (0.004)
Pan r magnitude 18.07 (0.009) 18.07 (0.01)
Pan i magnitude 17.78 (0.002) 17.78 (0.002)
Pan z magnitude 17.67 (0.006) 17.67 (0.006)
Pan y magnitude 17.58 (0.02) 17.58 (0.02)
E(B-V) 0.001

* 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.