All names: Gaia EDR3 4414966002195312896, SDSS J151344.87-023419.8, TIC 38838733, GALEX J151344.8-023420, 2MASS J15134485-0234198, Gaia DR3 4414966002195312896, SDSS J151344.88-023419.8, Gaia DR2 4414966002195312896, SDSS J151344.88-023419.85, SDSSJ151344.87-023419.8
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Geier 2020 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 13 44.87 (0.06) | 15 13 44.87 | 15 13 44.87 | 15 13 44.87 (0.09) | 15 13 44.87 (0.06) | ||||
| Declination | -02 34 19.91 (0.05) | -02 34 19.87 | -02 34 19.80 | -02 34 19.91 (0.08) | -02 34 19.90 (0.05) | ||||
| Spectral type | sdOB | DAO/sdO | B3III | ||||||
| Effective temperature | [K] | 36000.0 (180) | |||||||
| log(g) | [cgs] | 5.59 (0.03) | |||||||
| Mass | [M☉] | ||||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 0.44 (0.07) | 0.38 (0.1) | 0.38 (0.1) | 0.44 (0.07) | ||||
| Distance | [pc] | 2285.28 (353) | 2600.10 (727) | 2600.42 (727) | 2285.19 (353) | ||||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | -2.62160762 (0.08) | -2.591 (0.2) | -2.591365484 (0.2) | -2.622 (0.08) | ||||
| Proper motion (declination) | [mas/yr] | -0.728295939 (0.07) | -0.945 (0.2) | -0.945068243 (0.2) | -0.728 (0.07) | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | |||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 16.81 (0.1) | 17.49 (0.04) | |||||||
| H magnitude | 16.26 | 17.54 (0.07) | |||||||
| K magnitude | 15.75 | 17.60 (0.1) | |||||||
| u magnitude | 16.55 (0.007) | 16.55 (0.007) | 16.54 (0.02) | 16.55 (0.007) | |||||
| g magnitude | 16.73 (0.004) | 16.73 (0.004) | 16.77 (0.01) | 16.73 (0.004) | |||||
| r magnitude | 17.13 (0.005) | 17.13 (0.005) | 17.13 (0.02) | 17.13 (0.005) | |||||
| i magnitude | 17.43 (0.006) | 17.43 (0.006) | 17.43 (0.02) | 17.43 (0.006) | |||||
| z magnitude | 17.70 (0.02) | 17.70 (0.02) | 17.68 (0.02) | 17.70 (0.02) | |||||
| G magnitude | 16.95 (0.004) | 16.98 (0.002) | 16.98 | 16.95 (0.003) | |||||
| BP magnitude | 16.85 (0.004) | 16.81 (0.01) | 16.81 | ||||||
| RP magnitude | 17.14 (0.008) | 17.15 (0.01) | 17.15 | ||||||
| Pan g magnitude | 16.83 (0.004) | 16.83 (0.004) | |||||||
| Pan r magnitude | 17.18 (0.02) | 17.18 (0.02) | |||||||
| Pan i magnitude | 17.45 (0.009) | 17.45 (0.009) | |||||||
| Pan z magnitude | 17.69 (0.006) | 17.69 (0.006) | |||||||
| Pan y magnitude | 17.83 (0.02) | 17.83 (0.02) | |||||||
| E(B-V) | 0.139 | ||||||||
* 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.