All names: 2MASS J01260876+6901554, Lan 4, Lan 004, GALEX J012608.8+690155, TIC 352836502, Gaia DR3 532282894797253888, Gaia DR2 532282894797253888, Gaia EDR3 532282894797253888
| Parameter | Unit | Gaia EDR3 | Stilism | Lepine et al. 2011 | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 01 26 08.73 (0.03) | 01 26 08.73 | 01 26 08.79 (0.03) | |||
| Declination | 69 01 55.98 (0.03) | 69 01 55.98 | 69 01 55.80 (0.03) | |||
| Spectral type | DA2.0 | DA | DA2 | |||
| Effective temperature | [K] | 28640.0 (422) | 25180.0 (321) | |||
| log(g) | [cgs] | 7.33 (0.05) | 7.15 (0.01) | |||
| Mass | [M☉] | 0.38 (0.01) | 0.323 (0.004) | |||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | 0.0110 | ||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 4.23 (0.04) | 4.23 | 4.23 (0.04) | ||
| Distance | [pc] | 236.19 (2) | 261.00 | 236.19 | 236.19 (2) | |
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -21.238 (0.03) | -21.238 (0.03) | |||
| Proper motion (declination) | [mas/yr] | 11.351 (0.04) | 11.351 (0.04) | |||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | 15.90 | |||||
| V magnitude | 16.08 | |||||
| R magnitude | 16.30 | |||||
| I magnitude | 16.50 | |||||
| J magnitude | 16.20 (0.1) | |||||
| H magnitude | ||||||
| K magnitude | ||||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 15.86 (0.003) | 15.86 | 15.86 (0.003) | |||
| BP magnitude | 15.76 (0.004) | |||||
| RP magnitude | 16.09 (0.005) | |||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.066 | |||||
* 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.