All names: 2MASS J16295070+0223334, Gaia DR3 4432855816586702592, Gaia DR2 4432855816586702592, WISEA J162950.80+022332.9, UCAC4 462-057573, PG 1627+025, TIC 281293247, PG1627+025, WISE J162950.79+022333.4
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 16 29 50.71 | 16 29 50.72 (0.05) | ||
| Declination | 02 23 33.69 | 02 23 33.37 (0.03) | ||
| Spectral type | sdB | sdB | ||
| 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] | 0.30 (0.09) | 0.21 (0.06) | |
| Distance | [pc] | 3377.24 (973) | 4739.34 (1301) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.026 (0.1) | -0.359 (0.06) | |
| Proper motion (declination) | [mas/yr] | 1.415 (0.09) | 1.361 (0.05) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 16.30 (0.04) | |||
| V magnitude | 16.44 (0.01) | |||
| R magnitude | 16.21 | |||
| I magnitude | ||||
| J magnitude | 16.79 (0.1) | 16.79 (0.1) | ||
| H magnitude | 16.56 | |||
| K magnitude | 16.61 | |||
| u magnitude | ||||
| g magnitude | ||||
| r magnitude | ||||
| i magnitude | ||||
| z magnitude | ||||
| G magnitude | 16.39 (0.002) | 16.36 (0.003) | ||
| BP magnitude | 16.21 (0.01) | |||
| RP magnitude | 16.56 (0.01) | |||
| Pan g magnitude | 16.18 (0.01) | |||
| Pan r magnitude | 16.56 (0.01) | |||
| Pan i magnitude | 16.91 (0.005) | |||
| Pan z magnitude | 17.18 (0.01) | |||
| Pan y magnitude | 17.32 (0.01) | |||
| E(B-V) | 0.069 | |||
* 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.