All names: Gaia EDR3 730978316810801408, SDSS J104851.93+273817.6, Gaia DR2 730978316810801408, GALEX J104851.9+273818, LAMOST J104851.93+273817.7, SDSS J104851.94+273817.7, Gaia DR3 730978316810801408
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Guo et al. 2015 | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 48 51.90 (0.3) | 10 48 51.93 | 10 48 51.90 (0.7) | 10 48 51.95 (0.3) | 10 48 51.94 | |||||
| Declination | 27 38 17.52 (0.2) | 27 38 17.70 | 27 38 17.53 (0.3) | 27 38 17.80 (0.2) | 27 38 17.72 | |||||
| Spectral type | DA | DAH | DAH | DA | ||||||
| Effective temperature | [K] | 10923.0 (175) | ||||||||
| log(g) | [cgs] | 7.75 (0.1) | ||||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 1.15 (0.3) | 0.83 (0.6) | 1.15 (0.3) | ||||||
| Distance | [pc] | 865.88 (240) | 1209.80 (855) | 865.88 (240) | ||||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -38.77910145 (0.4) | -37.88061098 (1) | -38.779 (0.4) | ||||||
| Proper motion (declination) | [mas/yr] | -17.30667287 (0.3) | -15.76278569 (0.8) | -17.307 (0.3) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 19.67 (0.03) | 19.67 (0.03) | 19.68 (0.03) | |||||||
| g magnitude | 19.16 (0.01) | 19.16 (0.01) | 19.20 (0.02) | |||||||
| r magnitude | 19.31 (0.01) | 19.31 (0.01) | 19.34 (0.02) | |||||||
| i magnitude | 19.44 (0.02) | 19.44 (0.02) | 19.47 (0.02) | |||||||
| z magnitude | 19.58 (0.08) | 19.58 (0.08) | 19.60 (0.07) | |||||||
| G magnitude | 19.25 (0.06) | 19.31 | 19.25 (0.005) | |||||||
| BP magnitude | 19.38 (0.06) | 19.24 | ||||||||
| RP magnitude | 19.30 (0.06) | 19.09 | ||||||||
| Pan g magnitude | 19.19 (0.008) | |||||||||
| Pan r magnitude | 19.33 (0.008) | |||||||||
| Pan i magnitude | 19.54 (0.006) | |||||||||
| Pan z magnitude | 19.68 (0.02) | |||||||||
| Pan y magnitude | 19.80 (0.08) | |||||||||
| E(B-V) | 0.019 | |||||||||
* 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.