All names: Gaia DR3 626427371033272192, SDSS J095553.01+182014.2, SDSS J095553.01+182014.3, GALEX J095553.0+182014, Gaia EDR3 626427371033272192, Gaia DR2 626427371033272192
| Parameter | Unit | Gaia EDR3 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 55 53.00 (1) | 09 55 53.01 | 09 55 53.00 (14) | 09 55 53.02 (1) | 09 55 53.01 | ||||
| Declination | 18 20 14.10 (0.8) | 18 20 14.24 | 18 20 14.10 (14) | 18 20 14.14 (0.8) | 18 20 14.25 | ||||
| Spectral type | DA | DA | DA | DA | |||||
| Effective temperature | [K] | 32848.0 (1937) | 32558.0 (1220) | ||||||
| log(g) | [cgs] | 7.67 (0.4) | 7.44 (0.2) | ||||||
| Mass | [M☉] | 0.5 (0.2) | 0.466 (0.08) | ||||||
| log(Luminosity) | [L☉] | -0.51 (0.3) | |||||||
| Cooling age | [Gyr] | 0.0059 (0.002) | |||||||
| 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] | 0.17 (1) | 0.17 (1) | ||||||
| Distance | [pc] | 5977.21 (41740) | 5977.29 (41741) | ||||||
| Composition | H | ||||||||
| Proper motion (right ascension) | [mas/yr] | -14.44612716 (2) | -14.446 (2) | ||||||
| Proper motion (declination) | [mas/yr] | -3.003113945 (1) | -3.003 (1) | ||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.07 (0.04) | 20.07 (0.04) | 20.07 (0.04) | ||||||
| g magnitude | 20.35 (0.02) | 20.36 (0.02) | 20.36 (0.02) | ||||||
| r magnitude | 20.76 (0.04) | 20.78 (0.04) | 20.78 (0.04) | ||||||
| i magnitude | 21.13 (0.07) | 21.14 (0.07) | 21.14 (0.07) | ||||||
| z magnitude | 21.59 (0.4) | 21.61 (0.4) | 21.61 (0.4) | ||||||
| G magnitude | 20.58 (0.1) | 20.64 | 20.58 (0.01) | ||||||
| BP magnitude | 20.43 (0.1) | 20.50 | |||||||
| RP magnitude | 20.44 (0.2) | 20.50 | |||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.023 | ||||||||
* 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.