All names: WD 0922+162, WDS J09252+1602A, ** FAR 8A, Gaia DR2 630770819920096640, SDSS J092513.48+160144.1, Gaia EDR3 630770819920096640, GSC2 N23132124654, Gaia DR3 630770819920096640, PG 0922+162A, PG 0922+162
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Liebert et al. 2005 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 25 13.44 (0.07) | 09 25 13.44 (0.4) | 09 25 13.44 | 09 25 13.50 (0.07) | 09 25 12.91 | ||||
| Declination | 16 01 43.93 (0.07) | 16 01 43.94 (0.7) | 16 01 43.93 | 16 01 44.36 (0.07) | 16 01 37.56 | ||||
| Spectral type | DA | DA | DA2.0 | DA2 | |||||
| Effective temperature | [K] | 24670.0 (385) | 23560.0 (369) | 24782.0 (489) | |||||
| log(g) | [cgs] | 8.35 (0.05) | 8.35 (0.05) | 8.44 (0.02) | |||||
| Mass | [M☉] | 0.85 (0.03) | 0.85 (0.03) | 0.902 (0.02) | |||||
| log(Luminosity) | [L☉] | -1.54 | |||||||
| Cooling age | [Gyr] | 0.1023 | |||||||
| 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] | 8.94 (0.08) | 8.94 | 8.94 (0.08) | |||||
| Distance | [pc] | 111.85 (0.9) | 112.00 | 109.00 | 111.85 | 111.85 (0.9) | |||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -56.3742282 (0.08) | -56.374 (0.09) | ||||||
| Proper motion (declination) | [mas/yr] | -27.24595677 (0.08) | -27.246 (0.08) | ||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 15.29 (0.3) | ||||||||
| V magnitude | 16.19 | ||||||||
| R magnitude | 16.73 (0.3) | ||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 16.05 (0.02) | ||||||||
| g magnitude | 16.13 (0.02) | ||||||||
| r magnitude | 16.55 (0.02) | ||||||||
| i magnitude | 16.88 (0.03) | ||||||||
| z magnitude | 17.17 (0.02) | ||||||||
| G magnitude | 16.35 (0.003) | 16.38 | 16.35 | 16.35 (0.003) | |||||
| BP magnitude | 16.24 (0.003) | 16.20 | |||||||
| RP magnitude | 16.58 (0.007) | 16.56 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.006 | ||||||||
* 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.