All names: Gaia EDR3 4429114659552190080, TIC 371331561, GALEX J153049.9+060057, PG1528+062, SDSS J153049.92+060056.2, Gaia DR2 4429114659552190080, LAMOST J153049.93+060056.0, 2MASS J15304993+0600561, Gaia DR3 4429114659552190080, GSC 00362-00102, PG 1528+062
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 15 30 49.92 (0.03) | 15 30 49.93 | 15 30 49.93 (0.04) | ||
| Declination | 06 00 55.96 (0.03) | 06 00 57.47 | 06 00 56.28 (0.03) | ||
| Spectral type | sdOB | sdOB | |||
| Effective temperature | [K] | 33840.0 (80) | |||
| log(g) | [cgs] | 6.00 (0.02) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.21 (0.04) | 1.10 (0.05) | 1.21 (0.04) | |
| Distance | [pc] | 825.49 (28) | 906.62 (44) | 825.49 (28) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -2.47 (0.04) | -2.513 (0.1) | -2.47 (0.04) | |
| Proper motion (declination) | [mas/yr] | -19.961 (0.04) | -20.191 (0.1) | -19.961 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.52 (0) | ||||
| V magnitude | 14.77 (0) | ||||
| R magnitude | 14.88 (0) | ||||
| I magnitude | 15.06 (0) | ||||
| J magnitude | 15.26 (0.05) | 15.34 (0.004) | |||
| H magnitude | 15.31 (0.09) | 15.43 (0.007) | |||
| K magnitude | 15.32 (0.2) | 15.53 (0.01) | |||
| u magnitude | 14.18 (0.004) | 14.20 (0.02) | |||
| g magnitude | 14.43 (0.004) | 14.46 (0.02) | |||
| r magnitude | 14.93 (0.004) | 14.92 (0.01) | |||
| i magnitude | 15.27 (0.005) | 15.27 (0.01) | |||
| z magnitude | 15.60 (0.006) | 15.62 (0.01) | |||
| G magnitude | 14.69 (0.003) | 14.71 (0.0006) | 14.69 (0.003) | ||
| BP magnitude | 14.55 (0.003) | 14.51 (0.009) | |||
| RP magnitude | 14.96 (0.004) | 14.95 (0.003) | |||
| Pan g magnitude | 14.54 (0.004) | ||||
| Pan r magnitude | 14.94 (0.002) | ||||
| Pan i magnitude | 15.29 (0.001) | ||||
| Pan z magnitude | 15.56 (0.001) | ||||
| Pan y magnitude | 15.73 (0.005) | ||||
| E(B-V) | 0.031 | ||||
* 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.