All names: EC 01111-1526, Gaia EDR3 2455641680268793472, UCAC4 375-001324, 2MASS J01133823-1511020, WISE J011338.20-151102.1, Gaia DR3 2455641680268793472, Gaia DR2 2455641680268793472, GALEX J011338.1-151103, WISEA J011338.23-151102.4, BPS CS 31081-0047, HE 0111-1526, UCAC2 26137762, MCT0111-1526, TIC 439404889, MCT 0111-1526
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 01 13 38.25 (0.04) | 01 13 38.20 | 01 13 38.23 (0.04) | ||
| Declination | -15 11 02.28 (0.03) | -15 11 02.38 | -15 11 02.27 (0.03) | ||
| Spectral type | He-sdOB | sdO7He3 | |||
| Effective temperature | [K] | 39152.0 (1000) | |||
| log(g) | [cgs] | 6.31 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 1.11 (0.05) | 1.00 (0.05) | 1.11 (0.05) | |
| Distance | [pc] | 899.20 (41) | 998.40 (51) | 899.20 (41) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 14.674 (0.07) | 14.683 (0.1) | 14.674 (0.07) | |
| Proper motion (declination) | [mas/yr] | -0.024 (0.09) | -0.006 (0.09) | -0.024 (0.09) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.68 (0.03) | ||||
| V magnitude | 14.85 (0.02) | ||||
| R magnitude | 15.13 (0.09) | ||||
| I magnitude | |||||
| J magnitude | 15.60 (0.06) | 15.60 (0.06) | |||
| H magnitude | 15.60 (0.1) | 15.60 (0.1) | |||
| K magnitude | 15.81 (0.3) | 15.81 (0.3) | |||
| u magnitude | |||||
| g magnitude | |||||
| r magnitude | |||||
| i magnitude | |||||
| z magnitude | |||||
| G magnitude | 14.81 (0.003) | 14.83 (0.0004) | 14.81 (0.003) | ||
| BP magnitude | 14.66 (0.003) | 14.61 (0.005) | |||
| RP magnitude | 15.10 (0.004) | 15.10 (0.002) | |||
| Pan g magnitude | 14.65 (0.003) | ||||
| Pan r magnitude | 15.08 (0.002) | ||||
| Pan i magnitude | 15.43 (0.004) | ||||
| Pan z magnitude | 15.70 (0.005) | ||||
| Pan y magnitude | 15.90 (0.003) | ||||
| E(B-V) | 0.020 | ||||
* 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.