All names: TIC 58105597, UCAC4 606-001163, HS0023+3049, Gaia DR2 2862194144817359872, HS 0023+3049, UCAC2 42694587, LAMOST J002602.55+310620.5, 2MASS J00260254+3106203, Gaia DR3 2862194144817359872
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 00 26 02.53 | 00 26 02.55 (0.03) | ||
| Declination | 31 06 20.72 | 31 06 20.45 (0.02) | ||
| Spectral type | sdB | sdB | ||
| Effective temperature | [K] | 30800.0 (800) | ||
| log(g) | [cgs] | 5.80 (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 (0.07) | 0.83 (0.04) | |
| Distance | [pc] | 1116.07 (87) | 1201.20 (53) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | 0.841 (0.2) | 0.821 (0.05) | |
| Proper motion (declination) | [mas/yr] | 0.161 (0.08) | 0.134 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 14.73 (0.04) | |||
| V magnitude | 14.86 (0.03) | |||
| R magnitude | ||||
| I magnitude | ||||
| J magnitude | 15.34 (0.06) | 15.34 (0.06) | ||
| H magnitude | 15.39 (0.1) | 15.39 (0.1) | ||
| K magnitude | 15.39 (0.2) | 15.39 (0.2) | ||
| u magnitude | 14.54 (0.004) | |||
| g magnitude | 14.62 (0.003) | 14.71 (0.05) | ||
| r magnitude | 15.04 (0.003) | 15.08 (0.03) | ||
| i magnitude | 15.33 (0.003) | |||
| z magnitude | 15.61 (0.006) | |||
| G magnitude | 14.87 (0.0005) | 14.85 (0.003) | ||
| BP magnitude | 14.72 (0.006) | |||
| RP magnitude | 15.03 (0.001) | |||
| Pan g magnitude | 14.73 (0.01) | |||
| Pan r magnitude | 15.07 (0.001) | |||
| Pan i magnitude | 15.37 (0.002) | |||
| Pan z magnitude | 15.60 (0.004) | |||
| Pan y magnitude | 15.76 (0.007) | |||
| E(B-V) | 0.055 | |||
* 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.