All names: WD 0954-71, WDJ095522.89-711808.37, 095522.89-711808.37, L 64-27, GEN# +6.00206082, Gaia DR2 5242316444456199808, 2MASS J09552288-7118083, Gaia DR3 5242316444456199808, TIC 371809162, WD 0954-710, GJ 2076, uvby98 600206082, DENIS J095522.9-711808, UCAC3 38-42976, BPM 6082, Gaia EDR3 5242316444456199808
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | O'Brien et al. 2022 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 55 22.45 (0.02) | 09 55 22.47 (0.03) | 09 55 22.45 | 09 55 22.89 (0.02) | 09 55 22.47 | 09 55 28.20 | |||||
| Declination | -71 18 10.04 (0.02) | -71 18 09.99 (0.03) | -71 18 10.04 | -71 18 08.37 (0.02) | -71 18 09.99 | -71 16 17.04 | |||||
| Spectral type | DA | DA | DA | DA | DA3.4 | DA5 | |||||
| Effective temperature | [K] | 14275.0 (208) | 14280.0 (210) | 14730.0 (226) | 14765.0 (95) | ||||||
| log(g) | [cgs] | 7.80 (0.02) | 7.80 (0.02) | 7.80 (0.04) | 7.84 (0.006) | ||||||
| Mass | [M☉] | 0.502 (0.01) | 0.51 (0.02) | 0.524 (0.004) | |||||||
| 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] | 32.73 (0.02) | 32.73 (0.02) | 32.73 (0.02) | 32.70 (0.03) | 32.73 | 32.73 (0.02) | 32.70 (0.03) | |||
| Distance | [pc] | 30.55 (0.02) | 30.55 (0.02) | 30.55 (0.02) | 30.58 (0.03) | 31.00 | 30.55 | 30.55 (0.02) | 30.58 (0.03) | ||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -130.3560272 (0.02) | -130.5791235 (0.05) | -130.356 (0.02) | -130.5791235 | ||||||
| Proper motion (declination) | [mas/yr] | -104.7653961 (0.02) | -104.7948573 (0.05) | -104.765 (0.02) | -104.7948573 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 13.60 | ||||||||||
| V magnitude | 13.48 | ||||||||||
| R magnitude | 13.71 (0.08) | ||||||||||
| I magnitude | 13.64 (0.02) | ||||||||||
| J magnitude | 13.79 (0.03) | ||||||||||
| H magnitude | 13.84 (0.03) | ||||||||||
| K magnitude | 13.92 (0.05) | ||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 13.54 (0.0008) | 13.56 | 13.54 | 13.54 (0.003) | 13.56 | ||||||
| BP magnitude | 13.51 (0.0008) | 13.50 | 13.50 | ||||||||
| RP magnitude | 13.64 (0.0007) | 13.64 | 13.64 | ||||||||
| Pan g magnitude | |||||||||||
| Pan r magnitude | |||||||||||
| Pan i magnitude | |||||||||||
| Pan z magnitude | |||||||||||
| Pan y magnitude | |||||||||||
| E(B-V) | 0.001 | ||||||||||
* 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.