All names: LAMOSTJ211000.76+152912.8, LAMOST J211000.74+152912.7, GALEX J211000.6+152913, Gaia DR2 1760662130066900352, Gaia EDR3 1760662130066900352, Gaia DR3 1760662130066900352, [C2002] NGC 7036 31
Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
---|---|---|---|---|---|
Right ascension | 21 10 00.75 (0.05) | 21 10 00.74 | 21 10 00.76 (0.05) | ||
Declination | 15 29 12.70 (0.03) | 15 29 12.79 | 15 29 12.81 (0.03) | ||
Spectral type | He-sdOB | sdOBHe | |||
Effective temperature | [K] | 43540.0 (520) | |||
log(g) | [cgs] | 5.45 (0.1) | |||
Mass | [M☉] | ||||
log(Luminosity) | [L☉] | ||||
Cooling age | [Gyr] | ||||
log(H/He) | |||||
log(C/He) | |||||
log(Ca/He) | |||||
log(Ca/H) | |||||
Parallax | [mas] | 0.45 (0.06) | 0.47 (0.08) | 0.45 (0.06) | |
Distance | [pc] | 2210.92 (297) | 2129.93 (368) | 2210.92 (297) | |
Composition | |||||
Proper motion (right ascension) | [mas/yr] | -3.069 (0.05) | -3.15 (0.1) | -3.069 (0.05) | |
Proper motion (declination) | [mas/yr] | -6.824 (0.05) | -6.645 (0.1) | -6.824 (0.04) | |
Variability | |||||
Magnetic | |||||
Bd | [MG] | ||||
Infrared excess (disk) | |||||
Binarity | |||||
B magnitude | 16.34 | ||||
V magnitude | 16.51 | ||||
R magnitude | |||||
I magnitude | |||||
J magnitude | |||||
H magnitude | |||||
K magnitude | |||||
u magnitude | |||||
g magnitude | |||||
r magnitude | |||||
i magnitude | |||||
z magnitude | |||||
G magnitude | 16.37 (0.003) | 16.40 (0.002) | 16.37 (0.003) | ||
BP magnitude | 16.25 (0.004) | 16.17 (0.01) | |||
RP magnitude | 16.63 (0.007) | 16.63 (0.006) | |||
Pan g magnitude | 16.22 (0.002) | ||||
Pan r magnitude | 16.62 (0.003) | ||||
Pan i magnitude | 16.96 (0.003) | ||||
Pan z magnitude | 17.23 (0.006) | ||||
Pan y magnitude | 17.40 (0.01) | ||||
E(B-V) | 0.072 |
* 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.