All names: LAMOST J042945.25+282224.2, Gaia DR2 152692791818308480, Gaia EDR3 152692791818308480, Gaia DR3 152692791818308480, LAMOST J042945.25+282224.1
Parameter | Unit | Gaia EDR3 | Stilism | Guo et al. 2015 | Vincent et al. 2024 | Simbad |
---|---|---|---|---|---|---|
Right ascension | 04 29 45.27 (0.04) | 04 29 45.27 | 04 29 45.25 (0.04) | |||
Declination | 28 22 23.93 (0.03) | 28 22 23.93 | 28 22 24.68 (0.03) | |||
Spectral type | DA | DA | DA | |||
Effective temperature | [K] | 33899.0 (866) | ||||
log(g) | [cgs] | 7.68 (0.02) | ||||
Mass | [M☉] | 0.503 (0.01) | ||||
log(Luminosity) | [L☉] | |||||
Cooling age | [Gyr] | |||||
log(H/He) | ||||||
log(C/He) | ||||||
log(Ca/He) | ||||||
log(Ca/H) | ||||||
Parallax | [mas] | 7.16 (0.05) | 7.16 | 7.16 (0.05) | ||
Distance | [pc] | 139.65 (0.9) | 139.65 | 139.65 (0.9) | ||
Composition | ||||||
Proper motion (right ascension) | [mas/yr] | 13.281 (0.06) | 13.281 (0.06) | |||
Proper motion (declination) | [mas/yr] | -46.996 (0.04) | -46.996 (0.04) | |||
Variability | ||||||
Magnetic | ||||||
Bd | [MG] | |||||
Infrared excess (disk) | ||||||
Binarity | ||||||
B magnitude | ||||||
V magnitude | ||||||
R magnitude | ||||||
I magnitude | ||||||
J magnitude | ||||||
H magnitude | ||||||
K magnitude | ||||||
u magnitude | ||||||
g magnitude | 14.60 | |||||
r magnitude | 15.21 | |||||
i magnitude | 15.52 | |||||
z magnitude | ||||||
G magnitude | 14.93 (0.003) | 14.93 | 14.93 (0.003) | |||
BP magnitude | 14.79 (0.003) | |||||
RP magnitude | 15.20 (0.004) | |||||
Pan g magnitude | ||||||
Pan r magnitude | ||||||
Pan i magnitude | ||||||
Pan z magnitude | ||||||
Pan y magnitude | ||||||
E(B-V) | 0.123 |
* 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.