All names: LAMOST J024734.99+364550.3, Gaia EDR3 141428363911552384, KUV 02445+3633, Gaia DR2 141428363911552384, UCAC4 634-009554, Gaia DR3 141428363911552384, FBS B 467, TIC 433283617, WD 0244+365, KUV02445+3633, 2MASS J02473499+3645503, FBS 0244+366, UCAC2 44611075
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 02 47 34.97 (0.05) | 02 47 35.05 | 02 47 34.98 (0.09) | 02 47 35.00 (0.05) | 02 47 34.70 | ||
| Declination | 36 45 50.08 (0.04) | 36 45 51.15 | 36 45 50.09 (0.06) | 36 45 50.36 (0.04) | 36 45 48.60 | ||
| Spectral type | He-sdOB | sdOHe | DBA: | ||||
| Effective temperature | [K] | 43520.0 (210) | |||||
| log(g) | [cgs] | 5.89 (0.1) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 1.44 (0.06) | 1.25 (0.1) | 1.25 (0.1) | 1.44 (0.06) | ||
| Distance | [pc] | 692.40 (26) | 798.02 (63) | 798.02 (64) | 692.38 (26) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -18.08631945 (0.06) | -18.153 (0.1) | -18.15347506 (0.1) | -18.086 (0.06) | ||
| Proper motion (declination) | [mas/yr] | -17.70059997 (0.06) | -17.681 (0.1) | -17.6808441 (0.1) | -17.701 (0.06) | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 12.82 (0.04) | ||||||
| V magnitude | 13.01 (0.1) | ||||||
| R magnitude | 13.27 (0.07) | ||||||
| I magnitude | |||||||
| J magnitude | 13.60 (0.03) | 13.60 (0.03) | |||||
| H magnitude | 13.71 (0.04) | 13.71 (0.04) | |||||
| K magnitude | 13.80 (0.04) | 13.80 (0.04) | |||||
| u magnitude | |||||||
| g magnitude | 12.82 (0.05) | ||||||
| r magnitude | 13.21 (0.09) | ||||||
| i magnitude | 13.55 (0.04) | ||||||
| z magnitude | |||||||
| G magnitude | 12.96 (0.001) | 12.98 (0.001) | 12.98 | 12.96 (0.003) | |||
| BP magnitude | 12.83 (0.001) | 12.77 (0.007) | 12.77 | ||||
| RP magnitude | 13.22 (0.0006) | 13.22 (0.003) | 13.22 | ||||
| Pan g magnitude | 12.99 | ||||||
| Pan r magnitude | 13.38 | ||||||
| Pan i magnitude | 13.56 (0.001) | ||||||
| Pan z magnitude | 13.84 (0.005) | ||||||
| Pan y magnitude | 14.02 (0.0009) | ||||||
| E(B-V) | 0.057 | ||||||
* 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.