All names: SDSS J162935.90+003149.1, PG 1627+006, Gaia DR2 4431621992740777088, Gaia DR3 4431621992740777088, PG1627+006, UCAC4 453-062417, TIC 281268523, GALEX J162935.9+003148, 2MASS J16293591+0031491, UCAC2 32053941, Gaia EDR3 4431621992740777088, LAMOST J162935.90+003149.1
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 16 29 35.91 (0.03) | 16 29 35.90 | 16 29 35.91 (0.03) | ||
| Declination | 00 31 49.05 (0.02) | 00 31 49.42 | 00 31 49.11 (0.02) | ||
| Spectral type | sdB | sdB2.5VIIeHe3 | |||
| Effective temperature | [K] | 18860.0 (510) | |||
| log(g) | [cgs] | 5.77 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.90 (0.04) | 0.95 (0.06) | 0.90 (0.04) | |
| Distance | [pc] | 1105.22 (49) | 1049.21 (69) | 1105.22 (49) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -1.783 (0.04) | -2.039 (0.1) | -1.783 (0.04) | |
| Proper motion (declination) | [mas/yr] | -3.366 (0.04) | -3.492 (0.07) | -3.366 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.88 (0.03) | ||||
| V magnitude | 15.00 (0.05) | ||||
| R magnitude | 15.33 (0.2) | ||||
| I magnitude | |||||
| J magnitude | 15.36 (0.05) | 15.36 (0.05) | |||
| H magnitude | 15.43 (0.09) | 15.43 (0.09) | |||
| K magnitude | 15.37 (0.1) | 15.37 (0.1) | |||
| u magnitude | 14.73 (0.004) | 14.73 (0.004) | |||
| g magnitude | 14.75 (0.003) | 14.75 (0.003) | |||
| r magnitude | 15.13 (0.003) | 15.13 (0.003) | |||
| i magnitude | 15.44 (0.004) | 15.44 (0.004) | |||
| z magnitude | 15.71 (0.006) | 15.71 (0.006) | |||
| G magnitude | 14.96 (0.003) | 14.98 (0.0006) | 14.96 (0.003) | ||
| BP magnitude | 14.86 (0.004) | 14.82 (0.007) | |||
| RP magnitude | 15.13 (0.004) | 15.13 (0.002) | |||
| Pan g magnitude | 14.82 (0.004) | ||||
| Pan r magnitude | 15.16 (0.0008) | ||||
| Pan i magnitude | 15.48 (0.002) | ||||
| Pan z magnitude | 15.70 (0.003) | ||||
| Pan y magnitude | 15.85 (0.005) | ||||
| E(B-V) | 0.085 | ||||
* 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.