All names: 2MASS J01295260+3202097, LAMOST J012952.60+320209.6, HS0127+3146, TIC 44670726, Gaia DR3 315709100170969856, HS 0127+3146, Gaia DR2 315709100170969856, GALEX J012952.6+320210
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 01 29 52.63 | 01 29 52.61 (0.03) | ||
| Declination | 32 02 10.02 | 32 02 09.72 (0.02) | ||
| Spectral type | sdOB+K | 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] | 0.38 (0.05) | 0.43 (0.03) | |
| Distance | [pc] | 2652.52 (350) | 2333.72 (173) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -3.81 (0.1) | -3.648 (0.04) | |
| Proper motion (declination) | [mas/yr] | -5.603 (0.09) | -5.56 (0.02) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | ||||
| V magnitude | 14.42 | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 14.42 (0.03) | 14.42 (0.03) | ||
| H magnitude | 14.29 (0.04) | 14.29 (0.04) | ||
| K magnitude | 14.25 (0.06) | 14.25 (0.06) | ||
| u magnitude | 14.34 (0.004) | |||
| g magnitude | 14.51 (0.004) | |||
| r magnitude | ||||
| i magnitude | 15.07 (0.005) | |||
| z magnitude | 15.07 (0.006) | |||
| G magnitude | 14.34 (0.0007) | 14.32 (0.003) | ||
| BP magnitude | 14.22 (0.009) | |||
| RP magnitude | 14.42 (0.002) | |||
| Pan g magnitude | 14.24 (0.004) | |||
| Pan r magnitude | 14.53 (0.002) | |||
| Pan i magnitude | 14.77 (0.002) | |||
| Pan z magnitude | 14.94 (0.003) | |||
| Pan y magnitude | 15.04 (0.007) | |||
| E(B-V) | 0.047 | |||
* 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.