All names: HE 1238-1745, EC 12383-1745, UCAC2 24842094, GALEX J124101.0-180157, Gaia DR2 3522196890110946688, EC12383-1745, 2MASS J12410110-1801573, UCAC4 360-065296, FAUST 3361, Gaia EDR3 3522196890110946688, Gaia DR3 3522196890110946688, TIC 286866448
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 12 41 01.10 (0.04) | 12 41 01.18 | 12 41 01.11 (0.04) | ||
| Declination | -18 01 57.18 (0.02) | -18 01 57.20 | -18 01 57.24 (0.02) | ||
| Spectral type | He-sdOB | sdOHe | |||
| Effective temperature | [K] | 38219.0 (1000) | |||
| log(g) | [cgs] | 5.64 (0.1) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 0.82 (0.04) | 0.69 (0.07) | 0.82 (0.04) | |
| Distance | [pc] | 1226.39 (66) | 1448.02 (152) | 1226.39 (66) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -12.556 (0.05) | -12.41 (0.1) | -12.556 (0.05) | |
| Proper motion (declination) | [mas/yr] | 4.193 (0.03) | 4.218 (0.07) | 4.193 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 14.36 (0.03) | ||||
| V magnitude | 14.58 (0.02) | ||||
| R magnitude | 15.21 (0.08) | ||||
| I magnitude | |||||
| J magnitude | 15.33 (0.04) | 15.33 (0.04) | |||
| H magnitude | 15.59 (0.1) | 15.59 (0.1) | |||
| K magnitude | 15.76 (0.3) | 15.76 (0.3) | |||
| u magnitude | 13.93 (0.003) | ||||
| g magnitude | 14.27 (0.003) | ||||
| r magnitude | 14.77 (0.003) | ||||
| i magnitude | 15.13 (0.004) | ||||
| z magnitude | 15.47 (0.006) | ||||
| G magnitude | 14.53 (0.003) | 14.55 (0.0005) | 14.53 (0.003) | ||
| BP magnitude | 14.38 (0.003) | 14.33 (0.007) | |||
| RP magnitude | 14.84 (0.004) | 14.85 (0.002) | |||
| Pan g magnitude | 14.36 (0.002) | ||||
| Pan r magnitude | 14.80 (0.002) | ||||
| Pan i magnitude | 15.18 (0.002) | ||||
| Pan z magnitude | 15.48 (0.003) | ||||
| Pan y magnitude | 15.67 (0.005) | ||||
| E(B-V) | 0.027 | ||||
* 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.