All names: SDSS J093047.90+361734.6, Gaia DR3 798542653503111296, GALEX J093047.9+361734, Gaia EDR3 798542653503111296, Gaia DR2 798542653503111296
Parameter | Unit | Gaia EDR3 | Stilism | Vincent et al. 2024 | Simbad | Vincent et al. 2023 |
---|---|---|---|---|---|---|
Right ascension | 09 30 47.85 (0.2) | 09 30 47.85 | 09 30 47.92 (0.2) | |||
Declination | 36 17 34.32 (0.2) | 36 17 34.32 | 36 17 34.76 (0.2) | |||
Spectral type | DA | DA | DA | |||
Effective temperature | [K] | 6799.0 (196) | ||||
log(g) | [cgs] | 8.06 (0.07) | ||||
Mass | [M☉] | 0.63 (0.06) | ||||
log(Luminosity) | [L☉] | |||||
Cooling age | [Gyr] | |||||
log(H/He) | ||||||
log(C/He) | ||||||
log(Ca/He) | ||||||
log(Ca/H) | ||||||
Parallax | [mas] | 7.48 (0.3) | 7.48 | 7.48 (0.3) | ||
Distance | [pc] | 133.60 (5) | 133.60 | 133.60 (5) | ||
Composition | ||||||
Proper motion (right ascension) | [mas/yr] | -51.395 (0.3) | -51.395 (0.3) | |||
Proper motion (declination) | [mas/yr] | -26.992 (0.3) | -26.992 (0.3) | |||
Variability | ||||||
Magnetic | ||||||
Bd | [MG] | |||||
Infrared excess (disk) | ||||||
Binarity | ||||||
B magnitude | ||||||
V magnitude | ||||||
R magnitude | ||||||
I magnitude | ||||||
J magnitude | ||||||
H magnitude | ||||||
K magnitude | ||||||
u magnitude | 20.14 (0.04) | |||||
g magnitude | 19.53 (0.01) | |||||
r magnitude | 19.29 (0.01) | |||||
i magnitude | 19.18 (0.02) | |||||
z magnitude | 19.22 (0.06) | |||||
G magnitude | 19.28 (0.004) | 19.28 | 19.28 (0.003) | |||
BP magnitude | 19.55 (0.03) | |||||
RP magnitude | 18.92 (0.03) | |||||
Pan g magnitude | ||||||
Pan r magnitude | ||||||
Pan i magnitude | ||||||
Pan z magnitude | ||||||
Pan y magnitude | ||||||
E(B-V) | 0.006 |
* Constant surface field
Spectra without link are available upon request
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.