All names: Gaia DR2 3509408539087933568, GALEX J130213.6-183137, EC12595-1815, Gaia DR3 3509408539087933568, 2MASS J13021362-1831360, EC 12595-1815, TIC 452735006, Gaia EDR3 3509408539087933568
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 13 02 13.60 (0.04) | 13 02 13.60 | 13 02 13.62 (0.04) | ||
| Declination | -18 31 36.00 (0.03) | -18 31 36.04 | -18 31 36.07 (0.03) | ||
| Spectral type | sdOB | sdOB | |||
| Effective temperature | [K] | ||||
| log(g) | [cgs] | ||||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.62 (0.05) | 0.65 (0.08) | 0.62 (0.05) | |
| Distance | [pc] | 1620.75 (131) | 1540.83 (192) | 1620.75 (131) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -12.493 (0.06) | -12.488 (0.1) | -12.493 (0.06) | |
| Proper motion (declination) | [mas/yr] | 4.21 (0.04) | 4.143 (0.1) | 4.21 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 15.57 | ||||
| V magnitude | 15.79 | ||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | 16.35 (0.1) | 16.35 (0.1) | |||
| H magnitude | 16.08 (0.2) | 16.08 (0.2) | |||
| K magnitude | 15.93 (0.3) | 15.93 (0.3) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 15.75 (0.003) | 15.77 (0.001) | 15.75 (0.003) | ||
| BP magnitude | 15.63 (0.004) | 15.59 (0.006) | |||
| RP magnitude | 16.01 (0.005) | 16.01 (0.005) | |||
| Pan g magnitude | 15.60 (0.002) | ||||
| Pan r magnitude | 15.98 (0.003) | ||||
| Pan i magnitude | 16.33 (0.002) | ||||
| Pan z magnitude | 16.59 (0.003) | ||||
| Pan y magnitude | 16.75 (0.004) | ||||
| E(B-V) | 0.042 | ||||
* 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.