All names: Gaia DR2 588015867892630272, Gaia DR3 588015867892630272, GALEX J093058.8+080533, Gaia EDR3 588015867892630272, SDSS J093058.96+080534.5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 30 58.95 (0.8) | 09 30 58.96 | 09 30 58.95 (2) | 09 30 58.96 (0.8) | 09 30 58.96 | ||||
| Declination | 08 05 34.15 (0.7) | 08 05 34.52 | 08 05 34.16 (1) | 08 05 34.61 (0.7) | 08 05 34.53 | ||||
| Spectral type | DA | DA | DA | ||||||
| Effective temperature | [K] | 8179.0 (105) | |||||||
| log(g) | [cgs] | 8.02 (0.2) | |||||||
| Mass | [M☉] | 0.607 (0.1) | |||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 2.60 (0.7) | 2.60 (0.7) | ||||||
| Distance | [pc] | 384.07 (104) | 384.07 (104) | ||||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -4.271386695 (0.8) | -4.271 (0.8) | ||||||
| Proper motion (declination) | [mas/yr] | -28.98487807 (0.7) | -28.985 (0.7) | ||||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 20.70 (0.05) | 20.69 (0.05) | 20.69 (0.05) | ||||||
| g magnitude | 20.31 (0.02) | 20.33 (0.03) | 20.33 (0.03) | ||||||
| r magnitude | 20.25 (0.03) | 20.28 (0.03) | 20.28 (0.03) | ||||||
| i magnitude | 20.23 (0.04) | 20.25 (0.04) | 20.25 (0.04) | ||||||
| z magnitude | 20.26 (0.2) | 20.25 (0.1) | 20.25 (0.1) | ||||||
| G magnitude | 20.20 (0.05) | 20.26 | 20.20 (0.006) | ||||||
| BP magnitude | 20.17 (0.05) | 20.15 | |||||||
| RP magnitude | 20.13 (0.1) | 20.14 | |||||||
| Pan g magnitude | 20.27 (0.02) | ||||||||
| Pan r magnitude | 20.24 (0.01) | ||||||||
| Pan i magnitude | 20.25 (0.04) | ||||||||
| Pan z magnitude | 20.39 (0.06) | ||||||||
| Pan y magnitude | 20.32 (0.04) | ||||||||
| E(B-V) | 0.026 | ||||||||
* 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.