All names: EC 00489-5427, 2MASS J00510920-5411217, WG 43, L 220-145, LEHPM 1022, TIC 281780275, GSC 08466-00776, WDJ005109.23-541121.87, BPM 16285, LEHPM 1021, USNO-B1.0 0358-00005947, Gaia DR2 4921090656364298368, NLTT 2850, Gaia DR3 4921090656364298368, Gaia EDR3 4921090656364298368, WD 0048-544, WD 0048-54, GEN# +6.00216285
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2009 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 51 09.55 (0.02) | 00 51 09.54 (0.03) | 00 51 09.55 | 00 51 09.23 (0.02) | 00 51 09.54 | 00 51 07.58 | |||
| Declination | -54 11 20.94 (0.02) | -54 11 20.97 (0.03) | -54 11 20.94 | -54 11 21.87 (0.02) | -54 11 20.97 | -54 12 41.04 | |||
| Spectral type | DA | DA | DA3 | ||||||
| Effective temperature | [K] | 17870.0 (20) | 16915.0 (151) | ||||||
| log(g) | [cgs] | 7.98 (0.004) | 8.07 (0.008) | ||||||
| Mass | [M☉] | 0.658 (0.007) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 15.59 (0.03) | 15.48 (0.05) | 15.59 | 15.59 (0.03) | 15.48 (0.05) | |||
| Distance | [pc] | 64.15 (0.1) | 64.58 (0.2) | 64.15 | 64.15 (0.1) | 64.58 (0.2) | |||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 176.5821392 (0.03) | 176.6218926 (0.06) | 176.582 (0.03) | 176.6218926 | ||||
| Proper motion (declination) | [mas/yr] | 57.76799313 (0.03) | 57.76024457 (0.06) | 57.768 (0.03) | 57.76024457 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.27 | ||||||||
| V magnitude | 15.29 | 15.29 | |||||||
| R magnitude | 15.80 | ||||||||
| I magnitude | |||||||||
| J magnitude | 15.79 (0.08) | ||||||||
| H magnitude | 15.52 (0.1) | ||||||||
| K magnitude | 15.91 (0.3) | ||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 15.23 (0.001) | 15.25 | 15.23 | 15.23 (0.003) | 15.25 | ||||
| BP magnitude | 15.17 (0.001) | 15.15 | 15.15 | ||||||
| RP magnitude | 15.38 (0.002) | 15.38 | 15.38 | ||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.002 | ||||||||
* 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.