All names: Ton S 201, [PS72] 290, Gaia DR2 5033887183435272064, uvby98 610161003, TIC 11489563, KUV 01098-2629, UBV M 43837, GEN# +6.20035054, FB 15, SB 485, PHL 1003, PS 2-54, EC 01097-2629, 2MASS J01121167-2613277, GD 691, 1SWASP J011211.65-261327.7, DRIL 41, GALEX J011211.7-261326, UBV 1269, Gaia EDR3 5033887183435272064, GEN# +6.10161003, WD 0109-26, GSC 06425-01982, CSI-26-01098, UBV M 43218, WD 0109-264, Gaia DR3 5033887183435272064, MCT 0109-2629, FB15, GEN# +6.20021485, SGPA 254, BPS CS 29514-0015, TYC 6425-1982-1
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 01 12 11.66 (0.03) | 01 12 11.65 | 01 12 11.66 (0.06) | 01 12 11.66 (0.03) | 01 12 11.66 | ||
| Declination | -26 13 27.59 (0.02) | -26 13 27.77 | -26 13 27.59 (0.04) | -26 13 27.66 (0.02) | -26 13 23.16 | ||
| Spectral type | sdB | sdBHe0 | DA1 | ||||
| Effective temperature | [K] | 27738.0 (500) | |||||
| log(g) | [cgs] | 5.51 (0.05) | |||||
| Mass | [M☉] | ||||||
| log(Luminosity) | [L☉] | ||||||
| Cooling age | [Gyr] | ||||||
| log(H/He) | |||||||
| log(C/He) | |||||||
| log(Ca/He) | |||||||
| log(Ca/H) | |||||||
| Parallax | [mas] | 1.75 (0.04) | 1.66 (0.07) | 1.66 (0.07) | 1.75 (0.04) | ||
| Distance | [pc] | 569.86 (12) | 601.90 (24) | 601.90 (24) | 569.87 (12) | ||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 3.768164949 (0.05) | 3.746 (0.2) | 3.746 (0.2) | 3.768 (0.05) | ||
| Proper motion (declination) | [mas/yr] | 4.342583244 (0.03) | 4.576 (0.1) | 4.576 (0.1) | 4.343 (0.03) | ||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 13.09 (0.2) | ||||||
| V magnitude | 13.71 (0.4) | ||||||
| R magnitude | |||||||
| I magnitude | |||||||
| J magnitude | 13.73 (0.03) | 13.73 (0.03) | |||||
| H magnitude | 13.87 (0.03) | 13.87 (0.03) | |||||
| K magnitude | 13.90 (0.05) | 13.90 (0.05) | |||||
| u magnitude | |||||||
| g magnitude | |||||||
| r magnitude | |||||||
| i magnitude | |||||||
| z magnitude | |||||||
| G magnitude | 13.10 (0.001) | 13.12 (0.0008) | 13.12 | 13.10 (0.003) | |||
| BP magnitude | 12.96 (0.001) | 12.89 (0.005) | 12.89 | ||||
| RP magnitude | 13.37 (0.0008) | 13.37 (0.002) | 13.37 | ||||
| Pan g magnitude | 13.20 | ||||||
| Pan r magnitude | 13.41 (0.001) | ||||||
| Pan i magnitude | 13.73 (0.004) | ||||||
| Pan z magnitude | 13.98 (0.004) | ||||||
| Pan y magnitude | 14.14 (0.004) | ||||||
| E(B-V) | 0.008 | ||||||
* 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.