All names: CSI-30-05159, TIC 77959296, EC 05160-3051, Ton S 415, UBV M 43227, Gaia DR2 4827575749313476096, Gaia DR3 4827575749313476096, GALEXJ05179-3047, GALEX J051756.6-304748, WISEA J051756.54-304749.4, UCAC2 18820166, SOPS III a-38, UCAC4 297-006410, GEN# +6.10080415, WISE J051756.54-304749.5, UBV 5066, Gaia EDR3 4827575749313476096, EC 05160-3050, 2MASS J05175653-3047497
| Parameter | Unit | Gaia EDR3 | Geier 2020 | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 05 17 56.54 (0.02) | 05 17 56.61 | 05 17 56.53 (0.02) | ||
| Declination | -30 47 49.44 (0.03) | -30 47 48.56 | -30 47 49.64 (0.03) | ||
| Spectral type | He-sdO | sdO8VIIHe30 | |||
| 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] | 1.87 (0.03) | 1.92 (0.03) | 1.87 (0.03) | |
| Distance | [pc] | 534.25 (9) | 521.21 (9) | 534.25 (9) | |
| Composition | |||||
| Proper motion (right ascension) | [mas/yr] | 9.245 (0.03) | 9.203 (0.05) | 9.245 (0.03) | |
| Proper motion (declination) | [mas/yr] | 12.623 (0.03) | 12.774 (0.06) | 12.623 (0.03) | |
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 13.08 (0.03) | ||||
| V magnitude | 13.34 (0.03) | ||||
| R magnitude | 13.67 (0.06) | ||||
| I magnitude | |||||
| J magnitude | 14.10 (0.03) | 14.10 (0.03) | |||
| H magnitude | 14.30 (0.04) | 14.30 (0.04) | |||
| K magnitude | 14.28 (0.08) | 14.28 (0.08) | |||
| u magnitude | |||||
| g magnitude | 13.10 (0.02) | ||||
| r magnitude | 13.60 (0.03) | ||||
| i magnitude | 13.95 (0.2) | ||||
| z magnitude | |||||
| G magnitude | 13.32 (0.003) | 13.33 (0.0006) | 13.32 (0.003) | ||
| BP magnitude | 13.15 (0.003) | 13.08 (0.006) | |||
| RP magnitude | 13.65 (0.004) | 13.65 (0.002) | |||
| Pan g magnitude | 13.21 | ||||
| Pan r magnitude | 13.60 (0.001) | ||||
| Pan i magnitude | 14.00 (0.003) | ||||
| Pan z magnitude | 14.29 (0.008) | ||||
| Pan y magnitude | 14.45 (0.004) | ||||
| 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.