All names: EUVE J2127-22.2, RBS 1746, BPS CS 29506-51, RE J212743-221129, 1SWASP J212743.10-221148.4, 2RE J2127-221, Gaia EDR3 6828157565735439232, 2RE J212743-221128, RE J2127-22, 2EUVE J2127-22.2, 1RXS J212743.5-221145, EUVE J2127-22.1, Gaia DR2 6828157565735439232, GSC 06372-00011, WD 2124-224, EC 21248-2224, Gaia DR3 6828157565735439232, RE J2127-221, USNO-B1.0 0678-01050139, GALEX J212743.1-221148, BPS CS 29506-0051, 2MASS J21274312-2211487, TIC 99730808
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Koester et al. 2009 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 21 27 43.12 (0.04) | 21 27 43.12 (0.06) | 21 27 43.12 | 21 27 43.12 (0.04) | 21 27 43.80 | |||||
| Declination | -22 11 49.24 (0.03) | -22 11 49.22 (0.06) | -22 11 49.24 | -22 11 48.68 (0.03) | -22 11 24.72 | |||||
| Spectral type | DA | DA | DA1.0 | DA1 | ||||||
| Effective temperature | [K] | 48800.0 (838) | 47780.0 (149) | |||||||
| log(g) | [cgs] | 7.81 (0.06) | 7.71 (0.01) | |||||||
| Mass | [M☉] | 0.6 (0.02) | ||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| log(C/H) | ||||||||||
| log(N/H) | ||||||||||
| log(O/H) | ||||||||||
| log(Na/H) | ||||||||||
| log(Mg/H) | ||||||||||
| log(Al/H) | ||||||||||
| log(Si/H) | ||||||||||
| log(P/H) | ||||||||||
| log(S/H) | ||||||||||
| log(Sc/H) | ||||||||||
| log(Ti/H) | ||||||||||
| log(Cr/H) | ||||||||||
| log(Mn/H) | ||||||||||
| log(Fe/H) | ||||||||||
| log(Ni/H) | ||||||||||
| Parallax | [mas] | 5.60 (0.05) | 5.64 (0.06) | 5.60 | 5.60 (0.05) | |||||
| Distance | [pc] | 178.70 (1) | 177.23 (2) | 160.00 | 178.70 | 178.71 (1) | ||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 0.77665559 (0.05) | 0.910399908 (0.1) | 0.777 (0.05) | ||||||
| Proper motion (declination) | [mas/yr] | -34.73960172 (0.05) | -34.53823244 (0.09) | -34.74 (0.05) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 14.72 | |||||||||
| V magnitude | 14.70 | 14.94 | ||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 15.70 (0.07) | |||||||||
| H magnitude | 15.76 (0.1) | |||||||||
| K magnitude | 15.77 (0.2) | |||||||||
| u magnitude | ||||||||||
| g magnitude | ||||||||||
| r magnitude | ||||||||||
| i magnitude | ||||||||||
| z magnitude | ||||||||||
| G magnitude | 14.88 (0.001) | 14.89 | 14.88 | 14.88 (0.003) | ||||||
| BP magnitude | 14.71 (0.001) | 14.63 | ||||||||
| RP magnitude | 15.21 (0.002) | 15.21 | ||||||||
| Pan g magnitude | 14.71 (0.003) | |||||||||
| Pan r magnitude | 15.16 (0.002) | |||||||||
| Pan i magnitude | 15.54 (0.002) | |||||||||
| Pan z magnitude | 15.83 (0.003) | |||||||||
| Pan y magnitude | 16.03 (0.006) | |||||||||
| E(B-V) | 0.008 | |||||||||
* 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.