All names: CSI-27-07377, GEN# +6.10000630, Gaia DR3 5612229062706949376, uvby98 610000630, LS 630, 2MASS J07394173-2727220, UCAC4 313-029160, ALS 630, LSS630, TIC 125556577, Gaia DR2 5612229062706949376
| Parameter | Unit | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|
| Right ascension | 07 39 41.72 | 07 39 41.74 (0.02) | ||
| Declination | -27 27 22.33 | -27 27 22.03 (0.02) | ||
| Spectral type | sdO | sdOHe | ||
| Effective temperature | [K] | |||
| log(g) | [cgs] | |||
| Mass | [M☉] | |||
| log(Luminosity) | [L☉] | |||
| Cooling age | [Gyr] | |||
| log(H/He) | ||||
| log(C/He) | ||||
| log(Ca/He) | ||||
| log(Ca/H) | ||||
| Parallax | [mas] | 0.87 (0.04) | 0.88 (0.03) | |
| Distance | [pc] | 1155.27 (48) | 1142.07 (40) | |
| Composition | ||||
| Proper motion (right ascension) | [mas/yr] | -5.009 (0.05) | -5.055 (0.03) | |
| Proper motion (declination) | [mas/yr] | 3.339 (0.06) | 3.223 (0.03) | |
| Variability | ||||
| Magnetic | ||||
| Bd | [MG] | |||
| Infrared excess (disk) | ||||
| Binarity | ||||
| B magnitude | 13.34 (0.05) | |||
| V magnitude | 13.59 (0.04) | |||
| R magnitude | 13.87 (0.1) | |||
| I magnitude | ||||
| J magnitude | 14.23 (0.03) | 14.23 (0.03) | ||
| H magnitude | 14.26 (0.04) | 14.26 (0.04) | ||
| K magnitude | 14.56 (0.1) | 14.56 (0.1) | ||
| u magnitude | ||||
| g magnitude | 13.32 (0.04) | |||
| r magnitude | 13.80 (0.06) | |||
| i magnitude | 14.23 (0.07) | |||
| z magnitude | ||||
| G magnitude | 13.56 (0.0005) | 13.55 (0.003) | ||
| BP magnitude | 13.33 (0.006) | |||
| RP magnitude | 13.85 (0.001) | |||
| Pan g magnitude | 13.41 (0.003) | |||
| Pan r magnitude | 13.84 (0.001) | |||
| Pan i magnitude | 14.20 (0.003) | |||
| Pan z magnitude | 14.49 (0.004) | |||
| Pan y magnitude | 14.65 (0.003) | |||
| E(B-V) | 0.059 | |||
* 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.