All names: SDSS J125941.88-003928.8, SDSS J125941.88-003928.7, Gaia DR2 3689100350025605888, TIC 175738596, SDSSJ125941.88-003928.7, Gaia DR3 3689100350025605888, Gaia EDR3 3689100350025605888, GALEX J125941.8-003928, SDSS J125941.88-003928.80, 2MASS J12594186-0039287, SDSS J125941.87-003928.7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Harris et al. 2003 | Simbad | Eisenstein et al. 2006 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 12 59 41.87 (0.07) | 12 59 41.88 | 12 59 41.88 | 12 59 41.88 | 12 59 41.87 (0.09) | 12 59 41.88 (0.07) | 12 59 41.88 | |||||
| Declination | -00 39 28.79 (0.05) | -00 39 28.74 | -00 39 28.74 | -00 39 28.73 | -00 39 28.79 (0.07) | -00 39 28.76 (0.05) | -00 39 28.78 | |||||
| Spectral type | sdOB | sdO | sdO | sdO | SDO | |||||||
| Effective temperature | [K] | 31899.0 (81) | 7391.0 (20) | |||||||||
| log(g) | [cgs] | 5.00 (0.05) | 7.74 (0.04) | |||||||||
| Mass | [M☉] | |||||||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | |||||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 0.33 (0.09) | 0.34 (0.1) | 0.34 (0.1) | 0.33 (0.09) | |||||||
| Distance | [pc] | 3053.45 (869) | 2942.91 (859) | 2942.97 (859) | 3053.44 (869) | |||||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -9.396997633 (0.1) | -9.468 (0.2) | -9.467531952 (0.2) | -9.397 (0.1) | -5.8 | ||||||
| Proper motion (declination) | [mas/yr] | -2.122706312 (0.1) | -2.141 (0.1) | -2.14053633 (0.1) | -2.123 (0.1) | -4.2 | ||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | 16.34 (0.09) | 16.34 (0.09) | ||||||||||
| H magnitude | 16.13 (0.2) | 16.13 (0.2) | ||||||||||
| K magnitude | 15.65 | |||||||||||
| u magnitude | 16.81 (0.007) | 16.81 (0.007) | 16.81 (0.007) | 16.82 (0.02) | 16.82 | 16.81 (0.007) | 16.81 (0.02) | |||||
| g magnitude | 16.78 (0.004) | 16.78 (0.004) | 16.78 (0.004) | 16.80 (0.02) | 16.81 | 16.78 (0.004) | 16.80 (0.02) | |||||
| r magnitude | 16.94 (0.005) | 16.94 (0.005) | 16.94 (0.005) | 16.93 (0.02) | 16.93 | 16.94 (0.005) | 16.93 (0.02) | |||||
| i magnitude | 17.03 (0.005) | 17.03 (0.005) | 17.03 (0.005) | 17.03 (0.02) | 17.02 | 17.03 (0.005) | 17.03 (0.02) | |||||
| z magnitude | 17.11 (0.01) | 17.11 (0.01) | 17.11 (0.01) | 17.10 (0.02) | 17.09 | 17.10 (0.01) | 17.08 (0.01) | |||||
| G magnitude | 16.82 (0.005) | 16.85 (0.002) | 16.85 | 16.82 (0.003) | ||||||||
| BP magnitude | 16.86 (0.005) | 16.83 (0.01) | 16.83 | |||||||||
| RP magnitude | 16.72 (0.007) | 16.70 (0.007) | 16.70 | |||||||||
| Pan g magnitude | 16.84 (0.002) | 16.84 (0.002) | ||||||||||
| Pan r magnitude | 16.95 (0.002) | 16.95 (0.002) | ||||||||||
| Pan i magnitude | 17.06 (0.004) | 17.05 (0.004) | ||||||||||
| Pan z magnitude | 17.14 (0.008) | 17.14 (0.008) | ||||||||||
| Pan y magnitude | 17.19 (0.007) | 17.19 (0.007) | ||||||||||
| E(B-V) | 0.022 | |||||||||||
* 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.