All names: Gaia EDR3 1108570336575480704, Gaia DR3 1108570336575480704, WD 0727+692, [CGC97] J0732.8+6909, Gaia DR2 1108570336575480704, LAMOST J073251.19+690934.1, USNO-B1.0 1591-00094695, GALEX J073251.0+690934, HS 0727+6915
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Mukadam et al. 2004 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 32 51.21 (0.03) | 07 32 51.20 (0.04) | 07 32 51.21 | 07 32 51.13 (0.03) | 07 32 50.26 | |||
| Declination | 69 09 34.23 (0.04) | 69 09 34.21 (0.06) | 69 09 34.23 | 69 09 33.74 (0.04) | 69 09 29.52 | |||
| Spectral type | DA | DA | DA4.2 | |||||
| Effective temperature | [K] | 12100.0 (250) | 14958.0 (191) | |||||
| log(g) | [cgs] | 8.16 (0.01) | ||||||
| Mass | [M☉] | 0.712 (0.01) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 8.84 (0.06) | 8.95 (0.08) | 8.84 | 8.84 (0.06) | |||
| Distance | [pc] | 113.09 (0.7) | 111.69 (1) | 113.09 | 113.09 (0.7) | |||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 26.64050708 (0.04) | 26.91087605 (0.09) | 26.641 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | 30.28064392 (0.05) | 30.47831865 (0.1) | 30.281 (0.05) | ||||
| Variability | NOV | |||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 16.50 | |||||||
| V magnitude | ||||||||
| R magnitude | 16.90 | |||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | ||||||||
| g magnitude | ||||||||
| r magnitude | ||||||||
| i magnitude | ||||||||
| z magnitude | ||||||||
| G magnitude | 16.84 (0.003) | 16.86 | 16.84 | 16.84 (0.003) | ||||
| BP magnitude | 16.81 (0.003) | 16.81 | ||||||
| RP magnitude | 16.94 (0.006) | 16.94 | ||||||
| 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.