All names: HIP 37017, Gaia DR2 5592257426113535104, CD-314800, uvby98 -003104800, GSC 07109-02520, TIC 114115352, UCAC4 289-024219, Gaia DR3 5592257426113535104, GEN# -0.03104800, 2MASS J07363019-3212437, Renson 16720, Hbg 54, ALS 591, CD-31 4800, CPD-31 1701, TYC 7109-2520-1, Gaia EDR3 5592257426113535104, HIC 37017, TD1 31160, LS 591
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 07 36 30.16 (0.03) | 07 36 30.19 | 07 36 30.20 (0.03) | ||
| Declination | -32 12 43.04 (0.04) | -32 12 43.67 | -32 12 43.69 (0.04) | ||
| Spectral type | sdO | sdO8p | |||
| Effective temperature | [K] | 43000.0 (250) | |||
| log(g) | [cgs] | 5.84 (0.05) | |||
| Mass | [M☉] | ||||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| Parallax | [mas] | 4.73 (0.05) | 4.86 (0.06) | 4.73 (0.05) | |
| Distance | [pc] | 211.48 (2) | 205.68 (3) | 211.48 (2) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | -25.773 (0.04) | -25.535 (0.1) | -25.773 (0.04) | |
| Proper motion (declination) | [mas/yr] | 40.288 (0.05) | 40.287 (0.1) | 40.288 (0.05) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 10.26 (0.03) | ||||
| V magnitude | 10.48 (0.03) | ||||
| R magnitude | 10.81 (0.02) | ||||
| I magnitude | |||||
| J magnitude | 11.25 (0.02) | 11.25 (0.02) | |||
| H magnitude | 11.38 (0.03) | 11.38 (0.03) | |||
| K magnitude | 11.48 (0.02) | 11.48 (0.02) | |||
| u magnitude | |||||
| g magnitude | 10.39 (0.2) | ||||
| r magnitude | 10.71 (0.04) | ||||
| i magnitude | 11.10 (0.03) | ||||
| z magnitude | |||||
| G magnitude | 10.47 (0.003) | 10.47 (0.0007) | 10.47 (0.003) | ||
| BP magnitude | 10.30 (0.003) | 10.30 (0.003) | |||
| RP magnitude | 10.79 (0.004) | 10.80 (0.001) | |||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | 14.56 (0.01) | ||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.008 | ||||
* 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.