All names: UCAC4 441-060026, GALEX J151250.0-015436, Gaia EDR3 4418070237049386240, Gaia DR3 4418070237049386240, FBS 1510-017, PG 1510-017, SDSS J151250.01-015436.3, TIC 38829648, SDSS J151250.01-015436.1, SDSS J151250.01-015436.32, 2MASS J15125002-0154361, Gaia DR2 4418070237049386240, LAMOST J151250.03-015436.3
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Gaia DR2 | Stilism | Kepler et al. 2015 | Simbad |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 12 50.01 (0.03) | 15 12 50.01 | 15 12 50.01 (0.04) | 15 12 50.01 (0.03) | ||||
| Declination | -01 54 36.42 (0.03) | -01 54 36.11 | -01 54 36.41 (0.04) | -01 54 36.12 (0.03) | ||||
| Spectral type | sdB | sdB | ||||||
| Effective temperature | [K] | 23151.0 (96) | ||||||
| log(g) | [cgs] | 5.00 (0.05) | ||||||
| Mass | [M☉] | |||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 0.26 (0.04) | 0.26 (0.05) | 0.26 (0.04) | ||||
| Distance | [pc] | 3857.71 (548) | 3794.75 (755) | 3858.02 (548) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | -3.268791399 (0.04) | -3.41637126 (0.09) | -3.269 (0.04) | ||||
| Proper motion (declination) | [mas/yr] | -18.95473436 (0.04) | -18.82241526 (0.08) | -18.955 (0.04) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 15.64 (0.05) | |||||||
| V magnitude | 15.67 (0.05) | |||||||
| R magnitude | 15.91 (0.1) | |||||||
| I magnitude | ||||||||
| J magnitude | 15.59 (0.008) | |||||||
| H magnitude | 15.57 (0.01) | |||||||
| K magnitude | 15.60 (0.02) | |||||||
| u magnitude | 15.92 (0.005) | 15.92 (0.02) | 15.92 (0.005) | |||||
| g magnitude | 15.50 (0.003) | 15.52 (0.01) | 15.50 (0.003) | |||||
| r magnitude | 15.70 (0.004) | 15.69 (0.01) | 15.70 (0.004) | |||||
| i magnitude | 15.87 (0.004) | 15.84 (0.02) | 15.87 (0.004) | |||||
| z magnitude | 16.02 (0.007) | 16.02 (0.02) | 16.02 (0.007) | |||||
| G magnitude | 15.60 (0.002) | 15.62 | 15.60 (0.003) | |||||
| BP magnitude | 15.61 (0.002) | 15.60 | ||||||
| RP magnitude | 15.57 (0.002) | 15.58 | ||||||
| Pan g magnitude | 15.57 (0.004) | |||||||
| Pan r magnitude | 15.73 (0.003) | |||||||
| Pan i magnitude | 15.91 (0.003) | |||||||
| Pan z magnitude | 16.07 (0.004) | |||||||
| Pan y magnitude | 16.12 (0.01) | |||||||
| E(B-V) | 0.114 | |||||||
* 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.