All names: MCT0146-3426, GALEX J014837.5-341146, BPS CS 29504-0046, 2MASS J01483771-3411476, TIC 32421492, Gaia EDR3 5017376672019199360, Gaia DR3 5017376672019199360, MCT 0146-3426, Gaia DR2 5017376779394327936, Gaia DR3 5017376779394327936
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Vincent et al. 2024 | Simbad |
|---|---|---|---|---|---|---|
| Right ascension | 01 48 37.16 (0.1) | 01 48 37.69 | 01 48 37.16 | 01 48 37.73 (0.03) | ||
| Declination | -34 13 09.52 (0.1) | -34 11 47.73 | -34 13 09.52 | -34 11 47.70 (0.03) | ||
| Spectral type | sdO | DA | sdO6He4 | |||
| Effective temperature | [K] | 7424.0 (189) | ||||
| log(g) | [cgs] | 8.00 (0.06) | ||||
| Mass | [M☉] | 0.592 (0.05) | ||||
| log(Luminosity) | [L☉] | |||||
| Cooling age | [Gyr] | |||||
| log(H/He) | ||||||
| log(C/He) | ||||||
| log(Ca/He) | ||||||
| log(Ca/H) | ||||||
| Parallax | [mas] | 6.75 (0.2) | 0.07 (0.05) | 6.75 | 0.16 (0.04) | |
| Distance | [pc] | 148.16 (4) | 15197.57 (10578) | 148.16 | 6337.14 (1683) | |
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -3.71 (0.2) | 2.172 (0.06) | 2.098 (0.04) | ||
| Proper motion (declination) | [mas/yr] | 4.902 (0.2) | -3.767 (0.05) | -3.79 (0.03) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | ||||||
| B magnitude | ||||||
| V magnitude | 15.40 | |||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 16.00 (0.07) | 16.00 (0.07) | ||||
| H magnitude | 16.06 (0.2) | 16.06 (0.2) | ||||
| K magnitude | 17.06 | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 19.07 (0.003) | 15.32 (0.0006) | 19.07 | 15.31 (0.003) | ||
| BP magnitude | 19.27 (0.02) | 15.05 (0.008) | ||||
| RP magnitude | 18.80 (0.02) | 15.61 (0.004) | ||||
| Pan g magnitude | 19.52 | |||||
| Pan r magnitude | 18.58 | |||||
| Pan i magnitude | 15.96 (0.003) | |||||
| Pan z magnitude | 17.52 | |||||
| Pan y magnitude | 17.41 | |||||
| E(B-V) | 0.009 | |||||
* 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.