All names: WISEA J095830.94+692858.6, GPM 149.627175+69.483454, TIC 103570864, FBS 0954+697, 2MASS J09583077+6928589, Gaia DR3 1070555477959634560, Gaia EDR3 1070555477959634560, WISE J095830.92+692858.6, UCAC4 798-020165, FBS B 879, SDSS J095830.84+692858.8, Pul -3 630162, WD 0954+697, Gaia DR2 1070555477959634560, SDSS J095830.83+692858.8, PG 0954+697
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Koester et al. 2014 | Gianninas et al. 2011 | Liebert et al. 2005 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 58 30.92 (0.03) | 09 58 30.91 (0.05) | 09 58 30.92 | 09 58 30.81 (0.03) | 09 58 29.95 | |||||
| Declination | 69 28 58.51 (0.04) | 69 28 58.52 (0.07) | 69 28 58.51 | 69 28 59.01 (0.04) | 69 28 46.20 | |||||
| Spectral type | DA | DA | DA2.2 | DA3 | ||||||
| Effective temperature | [K] | 21831.0 (296) | 22410.0 (376) | 21420.0 (355) | 22801.0 (300) | |||||
| log(g) | [cgs] | 7.92 (0.09) | 7.95 (0.05) | 7.91 (0.05) | 7.96 (0.01) | |||||
| Mass | [M☉] | 0.586 (0.05) | 0.6 (0.03) | 0.58 (0.03) | 0.609 (0.01) | |||||
| log(Luminosity) | [L☉] | -1.43 | ||||||||
| Cooling age | [Gyr] | 0.0537 | ||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| log(C/H) | <-8.20 | |||||||||
| log(N/H) | ||||||||||
| log(O/H) | ||||||||||
| log(Na/H) | ||||||||||
| log(Mg/H) | ||||||||||
| log(Al/H) | ||||||||||
| log(Si/H) | -8 (0.2) | |||||||||
| 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] | 8.04 (0.05) | 8.11 (0.08) | 8.04 | 8.04 (0.05) | |||||
| Distance | [pc] | 124.32 (0.7) | 123.37 (1) | 123.00 | 124.00 | 124.32 | 124.32 (0.7) | |||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | 34.55267008 (0.04) | 34.51523199 (0.09) | 34.553 (0.04) | ||||||
| Proper motion (declination) | [mas/yr] | -31.44077578 (0.05) | -31.32725525 (0.1) | -31.441 (0.05) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 15.87 (0.1) | |||||||||
| V magnitude | 15.96 (0.07) | 15.95 | 15.96 (0.07) | |||||||
| R magnitude | 16.00 | |||||||||
| I magnitude | ||||||||||
| J magnitude | 16.39 (0.1) | |||||||||
| H magnitude | 16.61 (0.04) | |||||||||
| K magnitude | 16.55 (0.08) | |||||||||
| u magnitude | ||||||||||
| g magnitude | 15.80 (0.1) | |||||||||
| r magnitude | 16.19 (0.09) | |||||||||
| i magnitude | 16.36 (0.01) | |||||||||
| z magnitude | ||||||||||
| G magnitude | 15.96 (0.002) | 15.98 | 15.96 | 15.96 (0.003) | ||||||
| BP magnitude | 15.87 (0.002) | 15.85 | ||||||||
| RP magnitude | 16.17 (0.003) | 16.17 | ||||||||
| Pan g magnitude | ||||||||||
| Pan r magnitude | ||||||||||
| Pan i magnitude | ||||||||||
| Pan z magnitude | ||||||||||
| Pan y magnitude | ||||||||||
| E(B-V) | 0.007 | |||||||||
* 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.