Balloon 93500003

All names: SDSS J230813.05+065836.8, Balloon 93500003, TIC 402891559, Gaia DR3 2665322739573627904, GALEX J230812.9+065837, 2MASS J23081303+0658370, Gaia EDR3 2665322739573627904, Gaia DR2 2665322739573627904

Parameter Unit Gaia EDR3 Stilism Vincent et al. 2024 Simbad
Right ascension 23 08 13.05 (0.1) 23 08 13.05 23 08 13.06 (0.1)
Declination 06 58 36.19 (0.08) 06 58 36.19 06 58 37.26 (0.08)
Spectral type DA DA+?
Effective temperature [K] 24735.0 (476)
log(g) [cgs] 7.33 (0.02)
Mass [M☉] 0.36 (0.008)
log(Luminosity) [L☉]
Cooling age [Gyr]
log(H/He)
log(C/He)
log(Ca/He)
log(Ca/H)
Parallax [mas] 7.35 (0.1) 7.35 7.35 (0.1)
Distance [pc] 135.98 (2) 135.98 135.98 (2)
Composition
Proper motion (right ascension) [mas/yr] -4.39 (0.2) -4.39 (0.2)
Proper motion (declination) [mas/yr] -67.063 (0.09) -67.063 (0.09)
Variability
Magnetic
Bd [MG]
Infrared excess (disk)
Binarity
B magnitude
V magnitude
R magnitude
I magnitude
J magnitude 14.64 (0.003)
H magnitude 14.30 (0.004)
K magnitude 14.04 (0.005)
u magnitude 14.60 (0.02)
g magnitude 14.89 (0.02)
r magnitude 15.32 (0.02)
i magnitude 15.55 (0.02)
z magnitude 15.57 (0.02)
G magnitude 15.10 (0.003) 15.10 15.10 (0.003)
BP magnitude 14.97 (0.003)
RP magnitude 15.18 (0.005)
Pan g magnitude
Pan r magnitude
Pan i magnitude
Pan z magnitude
Pan y magnitude
E(B-V) 0.025

* 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.