All names: Gaia EDR3 1604588894044855808, Gaia DR3 1604588894044855808, SDSS J143006.23+510313.8, GALEX J143006.2+510313, SBSS 1428+512, CBS 271, SDSS J143006.23+510314.0, PG 1428+513, PG1428+513, Gaia DR2 1604588894044855808, USNO-B1.0 1410-00244551
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 14 30 06.23 (0.04) | 14 30 06.23 | 14 30 06.25 | 14 30 06.23 (0.06) | 14 30 06.23 (0.04) | 14 30 06.23 | |||
| Declination | 51 03 13.85 (0.04) | 51 03 14.08 | 51 03 15.19 | 51 03 13.86 (0.05) | 51 03 14.12 (0.04) | 51 03 14.04 | |||
| Spectral type | He-sdO | sdOHe | SDO | ||||||
| Effective temperature | [K] | 45079.0 (2000) | 99605.0 (2953) | ||||||
| log(g) | [cgs] | 5.77 (0.2) | 5.64 (0.08) | ||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.16 (0.05) | 0.29 (0.07) | 0.29 (0.07) | 0.16 (0.05) | ||||
| Distance | [pc] | 6079.00 (1912) | 3416.47 (839) | 3416.17 (839) | 6079.03 (1911) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 1.978345799 (0.05) | 1.983 (0.1) | 1.982839233 (0.1) | 1.978 (0.05) | 3.8 | |||
| Proper motion (declination) | [mas/yr] | -16.60855644 (0.05) | -16.528 (0.1) | -16.52796554 (0.1) | -16.609 (0.05) | -18.0 | |||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | 16.50 | ||||||||
| V magnitude | |||||||||
| R magnitude | 17.20 | ||||||||
| I magnitude | |||||||||
| J magnitude | |||||||||
| H magnitude | |||||||||
| K magnitude | |||||||||
| u magnitude | 16.16 (0.006) | 16.16 (0.006) | 16.16 (0.006) | 16.14 (0.01) | |||||
| g magnitude | 16.56 (0.004) | 16.56 (0.004) | 16.56 (0.004) | 16.61 (0.02) | |||||
| r magnitude | 17.11 (0.005) | 17.11 (0.005) | 17.11 (0.005) | 17.12 (0.01) | |||||
| i magnitude | 17.47 (0.006) | 17.47 (0.006) | 17.47 (0.006) | 17.48 (0.01) | |||||
| z magnitude | 17.75 (0.02) | 17.75 (0.02) | 17.75 (0.02) | 17.77 (0.02) | |||||
| G magnitude | 16.85 (0.005) | 16.88 (0.002) | 16.88 | 16.85 (0.003) | |||||
| BP magnitude | 16.68 (0.005) | 16.59 (0.02) | 16.59 | ||||||
| RP magnitude | 17.18 (0.009) | 17.17 (0.005) | 17.17 | ||||||
| Pan g magnitude | 16.67 (0.003) | 16.67 (0.003) | |||||||
| Pan r magnitude | 17.11 (0.004) | 17.11 (0.004) | |||||||
| Pan i magnitude | 17.49 (0.003) | 17.49 (0.003) | |||||||
| Pan z magnitude | 17.79 (0.005) | 17.79 (0.005) | |||||||
| Pan y magnitude | 17.97 (0.01) | 17.97 (0.01) | |||||||
| E(B-V) | 0.020 | ||||||||
* 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.