All names: USNO-B1.0 0909-00217739, 2MASS J13005915+0057115, SDSS J130059.21+005711.7, SDSS J130059.20+005711.7, Gaia DR2 3689564206493682816, PG 1258+012, Gaia EDR3 3689564206493682816, GALEX J130059.2+005712, TIC 411249730, LAMOST J130059.20+005711.7, PG1258+012, HE 1258+0113, Gaia DR3 3689564206493682816
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Geier 2020 | Gaia DR2 | Stilism | Harris et al. 2003 | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 00 59.19 (0.06) | 13 00 59.20 | 13 00 59.24 | 13 00 59.19 (0.09) | 13 00 59.21 (0.06) | 13 00 59.20 | ||||
| Declination | 00 57 11.84 (0.04) | 00 57 11.76 | 00 57 11.80 | 00 57 11.83 (0.06) | 00 57 11.77 (0.04) | 00 57 11.75 | ||||
| Spectral type | He-sdOB | sdO | sdOHe | SDB | ||||||
| Effective temperature | [K] | 39359.0 (1000) | 36026.0 (206) | |||||||
| log(g) | [cgs] | 5.64 (0.1) | 5.01 (0.02) | |||||||
| Mass | [M☉] | |||||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 0.43 (0.06) | 0.44 (0.09) | 0.44 (0.09) | 0.43 (0.06) | |||||
| Distance | [pc] | 2301.91 (327) | 2267.06 (446) | 2267.26 (446) | 2302.03 (327) | |||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -10.16494117 (0.09) | -10.519 (0.2) | -10.51932254 (0.2) | -10.165 (0.09) | -5.2 | ||||
| Proper motion (declination) | [mas/yr] | 4.331380619 (0.08) | 4.087 (0.1) | 4.086776524 (0.1) | 4.331 (0.08) | 1.6 | ||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 16.60 | |||||||||
| V magnitude | ||||||||||
| R magnitude | 16.70 | |||||||||
| I magnitude | ||||||||||
| J magnitude | 16.40 (0.2) | 16.40 (0.2) | ||||||||
| H magnitude | 16.16 (0.2) | 16.26 (0.02) | ||||||||
| K magnitude | 16.38 | 16.20 (0.04) | ||||||||
| u magnitude | 15.93 (0.005) | 15.93 (0.005) | 15.94 | 15.93 (0.005) | 15.95 (0.01) | |||||
| g magnitude | 16.24 (0.003) | 16.24 (0.003) | 16.28 | 16.24 (0.003) | 16.28 (0.01) | |||||
| r magnitude | 16.65 (0.004) | 16.65 (0.004) | 16.66 | 16.65 (0.004) | 16.66 (0.01) | |||||
| i magnitude | 16.89 (0.005) | 16.89 (0.005) | 16.89 | 16.89 (0.005) | 16.90 (0.02) | |||||
| z magnitude | 17.07 (0.01) | 17.07 (0.01) | 17.05 | 17.07 (0.01) | 17.05 (0.02) | |||||
| G magnitude | 16.44 (0.003) | 16.47 (0.002) | 16.47 | 16.44 (0.003) | ||||||
| BP magnitude | 16.34 (0.003) | 16.28 (0.006) | 16.28 | |||||||
| RP magnitude | 16.58 (0.004) | 16.57 (0.006) | 16.57 | |||||||
| Pan g magnitude | 16.32 (0.002) | 16.32 (0.002) | ||||||||
| Pan r magnitude | 16.66 (0.005) | 16.66 (0.005) | ||||||||
| Pan i magnitude | 16.92 (0.003) | 16.92 (0.003) | ||||||||
| Pan z magnitude | 17.09 (0.01) | 17.09 (0.01) | ||||||||
| Pan y magnitude | 17.19 (0.008) | 17.19 (0.008) | ||||||||
| E(B-V) | 0.021 | |||||||||
* 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.