CD-28 7922

All names: Gaia DR3 5465148904077059968, 2MASS J10075192-2924329, TYC 6629-136-1, CD-28 7922, GALEXJ10078-2924, Gaia DR2 5465148904077059968, TIC 167976324, GALEX J100752.0-292435, GALEX J100751.8-292433, GALAH 150105002801316

Parameter Unit Geier 2020 Stilism Simbad
Right ascension 10 07 51.88 10 07 51.92 (0.05)
Declination -29 24 33.65 -29 24 32.90 (0.06)
Spectral type sdO sdB
Effective temperature [K] 41880.0 (9730)
log(g) [cgs] 5.57 (0.7)
Mass [M☉]
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 2.59 (0.07) 1.81 (0.08)
Distance [pc] 386.41 (11) 551.24 (23)
Composition
Proper motion (right ascension) [mas/yr] -4.016 (0.1) -5.06 (0.08)
Proper motion (declination) [mas/yr] -5.373 (0.1) -4.303 (0.07)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude 12.27 (0.1)
V magnitude 12.97 (0.3)
R magnitude
I magnitude
J magnitude 13.02 (0.02) 13.02 (0.02)
H magnitude 12.89 (0.03) 12.89 (0.03)
K magnitude 12.85 (0.03) 12.85 (0.03)
u magnitude
g magnitude
r magnitude
i magnitude
z magnitude
G magnitude 12.75 (0.0007) 12.73 (0.003)
BP magnitude 12.57 (0.004)
RP magnitude 12.94 (0.001)
Pan g magnitude 12.76
Pan r magnitude 13.03
Pan i magnitude 13.26
Pan z magnitude 13.49 (0.004)
Pan y magnitude 13.62 (0.003)
E(B-V) 0.040

* 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.