All names: KUV 23223+0921, KUV 23220+0921, SDSS J232453.17+093730.5, PB 5368, Gaia EDR3 2762034992078869760, Gaia DR3 2762034992078869760, GALEX J232453.1+093730, SDSS J232453.17+093730.4, Gaia DR2 2762034992078869760, WD 2322+093, USNO-B1.0 0996-00631016
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 24 53.21 (0.07) | 23 24 53.21 (0.1) | 23 24 53.21 | 23 24 53.14 (0.07) | 23 24 52.99 | |||
| Declination | 09 37 30.24 (0.05) | 09 37 30.25 (0.07) | 09 37 30.24 | 09 37 30.78 (0.05) | 09 37 29.64 | |||
| Spectral type | DA | DA | DA3.4 | DA | ||||
| Effective temperature | [K] | 14750.0 (318) | 14324.0 (319) | |||||
| log(g) | [cgs] | 7.94 (0.06) | 8.02 (0.02) | |||||
| Mass | [M☉] | 0.58 (0.03) | 0.625 (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] | 7.95 (0.07) | 7.95 (0.1) | 7.95 | 7.95 (0.07) | |||
| Distance | [pc] | 125.75 (1) | 125.71 (2) | 125.00 | 125.75 | 125.75 (1) | ||
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | 70.18083831 (0.08) | 70.10037876 (0.2) | 70.181 (0.08) | ||||
| Proper motion (declination) | [mas/yr] | -33.72886368 (0.06) | -33.68554063 (0.1) | -33.729 (0.06) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 17.30 | |||||||
| V magnitude | 16.70 | |||||||
| R magnitude | 17.20 | |||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 17.15 (0.009) | |||||||
| g magnitude | 16.80 (0.004) | |||||||
| r magnitude | 17.05 (0.005) | |||||||
| i magnitude | 17.32 (0.006) | |||||||
| z magnitude | 17.59 (0.02) | |||||||
| G magnitude | 16.94 (0.006) | 16.96 | 16.94 | 16.94 (0.003) | ||||
| BP magnitude | 16.93 (0.006) | 16.93 | ||||||
| RP magnitude | 17.03 (0.006) | 17.03 | ||||||
| Pan g magnitude | ||||||||
| Pan r magnitude | ||||||||
| Pan i magnitude | ||||||||
| Pan z magnitude | ||||||||
| Pan y magnitude | ||||||||
| E(B-V) | 0.013 | |||||||
* 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.