All names: Gaia EDR3 577975505665039616, TIC 265278592, Gaia DR2 577975505665039616, 2MASS J08514204+0230271, Gaia DR3 577975505665039616, SDSS J085142.04+023027.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 51 42.05 (0.02) | 08 51 42.05 | 08 51 42.05 (0.04) | 08 51 42.05 (0.02) | 08 51 42.05 | |||
| Declination | 02 30 27.17 (0.01) | 02 30 27.17 | 02 30 27.17 (0.03) | 02 30 27.17 (0.01) | 02 30 27.15 | |||
| Spectral type | sd | SD_auto | ||||||
| Effective temperature | [K] | 11898.0 (25) | ||||||
| log(g) | [cgs] | 5.00 (0.002) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.21 (0.03) | 0.19 (0.05) | 0.21 (0.03) | ||||
| Distance | [pc] | 4733.58 (659) | 5337.64 (1338) | 4732.61 (658) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -1.936592488 (0.03) | -1.7173259 (0.08) | -1.937 (0.03) | -1.6 | |||
| Proper motion (declination) | [mas/yr] | 0.106977638 (0.02) | 0.064758577 (0.05) | 0.107 (0.02) | 1.3 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.69 (0.05) | |||||||
| H magnitude | 14.75 (0.06) | |||||||
| K magnitude | 14.80 (0.1) | |||||||
| u magnitude | 15.82 (0.005) | 15.82 (0.005) | 15.83 (0.02) | |||||
| g magnitude | 14.69 (0.003) | 14.67 (0.003) | 14.74 (0.02) | |||||
| r magnitude | 14.92 (0.003) | 14.94 (0.004) | 14.95 (0.01) | |||||
| i magnitude | 15.11 (0.003) | 15.11 (0.005) | 15.12 (0.02) | |||||
| z magnitude | 15.27 (0.005) | 15.28 (0.006) | 15.28 (0.02) | |||||
| G magnitude | 14.82 (0.001) | 14.84 | 14.82 (0.003) | |||||
| BP magnitude | 14.84 (0.001) | 14.83 | ||||||
| RP magnitude | 14.79 (0.001) | 14.80 | ||||||
| Pan g magnitude | 14.75 (0.005) | |||||||
| Pan r magnitude | 14.95 (0.001) | |||||||
| Pan i magnitude | 15.14 (0.003) | |||||||
| Pan z magnitude | 15.29 (0.003) | |||||||
| Pan y magnitude | 15.30 (0.005) | |||||||
| E(B-V) | 0.033 | |||||||
* 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.