SDSS J074730.10+271004.2

All names: SDSS J074730.10+271004.2, Gaia DR3 875053308289878656, Gaia EDR3 875053308289878656, Gaia DR2 875053308289878656

Parameter Unit Gaia EDR3 Pan-STARRS DR1 SDSS DR12 MWDD H Gaia DR2 Stilism Simbad Kleinman et al. 2013 Vincent et al. 2023
Right ascension 07 47 30.12 (0.9) 07 47 30.11 07 47 30.12 (1) 07 47 30.11 (0.9) 07 47 30.10
Declination 27 10 04.28 (0.6) 27 10 04.27 27 10 04.28 (0.7) 27 10 04.30 (0.6) 27 10 04.25
Spectral type DA DA DA DA
Effective temperature [K] 22134.0 25636.0 (926)
log(g) [cgs] 8.75 7.69 (0.1)
Mass [M] 1.082 0.498 (0.06)
log(Luminosity) [L]
Cooling age [Gyr] 0.2320
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] 3.36 (1) 1.98 (1) 3.36 (1)
Distance [pc] 297.78 (93) 504.04 (304) 297.78 (93)
Composition H
Proper motion (right ascension) [mas/yr] 7.373876042 (1) 9.391743212 (3) 7.374 (1)
Proper motion (declination) [mas/yr] -1.115806573 (0.7) -1.029993823 (1) -1.116 (0.7)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude
H magnitude
K magnitude
u magnitude 20.20 (0.05) 20.10 (0.07) 20.10 (0.07)
g magnitude 20.31 (0.02) 20.35 (0.04) 20.35 (0.04)
r magnitude 20.69 (0.03) 20.74 (0.05) 20.74 (0.05)
i magnitude 21.01 (0.05) 21.16 (0.09) 21.16 (0.09)
z magnitude 21.15 (0.2) 21.80 (0.5) 21.80 (0.5)
G magnitude 20.49 (0.05) 20.57 20.49 (0.009)
BP magnitude 20.25 (0.05) 20.30
RP magnitude 20.44 (0.1) 20.44
Pan g magnitude 20.38 (0.02)
Pan r magnitude 20.67 (0.02)
Pan i magnitude 21.08 (0.03)
Pan z magnitude 21.23 (0.2)
Pan y magnitude
E(B-V) 0.016

* 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.