All names: MCT 0106-3259, TIC 67584818, Gaia DR3 5026956858566738688, CD-33 417, MCT0106-3259, TYC 6999-763-1, GEN# +6.10080192, SB 459, UBV 1168, WISE J010826.76-324311.5, CSI-33-01061, GSC 06999-00763, Ton S 192, HIC 5355, UBV M 43215, SGPA 233, GEN# -0.03300417, Gaia DR2 5026956858566738688, uvby98 -003300417, PS 1-88, Gaia EDR3 5026956858566738688, 2MASS J01082677-3243116, UCAC4 287-001190, HIP 5355
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 01 08 26.78 (0.05) | 01 08 26.77 | 01 08 26.78 (0.05) | ||
| Declination | -32 43 11.62 (0.03) | -32 43 11.60 | -32 43 11.63 (0.03) | ||
| Spectral type | sdB | sdBHe1 | |||
| Effective temperature | [K] | 25000.0 (1200) | |||
| log(g) | [cgs] | 5.30 (0.2) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 2.59 (0.06) | 2.37 (0.07) | 2.59 (0.06) | |
| Distance | [pc] | 386.31 (8) | 421.87 (12) | 386.31 (8) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -2.192 (0.05) | -2.207 (0.1) | -2.192 (0.05) | |
| Proper motion (declination) | [mas/yr] | 0.93 (0.04) | 1.117 (0.08) | 0.93 (0.04) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 12.02 (0.02) | ||||
| V magnitude | 12.23 (0.04) | ||||
| R magnitude | 12.54 (0.07) | ||||
| I magnitude | |||||
| J magnitude | 12.81 (0.02) | 12.81 (0.02) | |||
| H magnitude | 13.00 (0.03) | 13.00 (0.03) | |||
| K magnitude | 13.08 (0.04) | 13.08 (0.04) | |||
| u magnitude | |||||
| g magnitude | 12.02 (0.02) | ||||
| r magnitude | 12.45 (0.06) | ||||
| i magnitude | 12.80 (0.04) | ||||
| z magnitude | |||||
| G magnitude | 12.21 (0.003) | 12.24 (0.0004) | 12.21 (0.003) | ||
| BP magnitude | 12.09 (0.003) | 12.03 (0.005) | |||
| RP magnitude | 12.48 (0.004) | 12.48 (0.001) | |||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.007 | ||||
* 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.