All names: GSC 09203-02759, GC 12595, PLX 2188.00, 1RXS J090508.2-723611, uvby98 100078791, Gaia DR3 5218900665015560064, IRAS 09050-7224, TD1 13611, CPC 21.2 1278, UBV 8799, SAO 256582, PPM 370195, 2MASS J09050884-7236097, 2XMM J090508.2-723609, SKY# 17521, HIP 44599, PLX 2188, UBV M 15139, JP11 1775, WEB 8534, Gaia EDR3 5218900665015560064, CPD-72 779, ROT 1441, HR 3643, TIC 288064211, FK5 2720, HD 78791, TYC 9203-2759-1, GEN# +1.00078791, GCRV 5975, HIC 44599, Gaia DR2 5218900665015560064, WD 0905-724, * G Car
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 09 05 08.78 (0.2) | 09 05 08.78 (0.2) | 09 05 08.81 (0.2) | 09 05 08.18 | ||
| Declination | -72 36 09.82 (0.2) | -72 36 09.82 (0.2) | -72 36 09.73 (0.2) | -72 36 10.44 | ||
| Spectral type | F8II+DA | DA1.5+F9 | ||||
| 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] | 8.40 (0.2) | 8.43 (0.2) | 8.40 (0.2) | ||
| Distance | [pc] | 118.99 (2) | 118.69 (3) | 118.99 (2) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -9.049013325 (0.3) | -8.417 (0.4) | -9.049 (0.3) | ||
| Proper motion (declination) | [mas/yr] | -5.932077846 (0.2) | -8.025 (0.4) | -5.932 (0.2) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | yes | |||||
| B magnitude | 5.07 (0.01) | |||||
| V magnitude | 4.47 (0.009) | |||||
| R magnitude | ||||||
| I magnitude | ||||||
| J magnitude | 3.31 (0.2) | |||||
| H magnitude | 2.97 (0.2) | |||||
| K magnitude | 2.98 (0.3) | |||||
| u magnitude | ||||||
| g magnitude | ||||||
| r magnitude | ||||||
| i magnitude | ||||||
| z magnitude | ||||||
| G magnitude | 4.33 (0.002) | 4.25 | 4.33 (0.003) | |||
| BP magnitude | 4.63 (0.002) | 4.65 | ||||
| RP magnitude | 3.83 (0.002) | 3.86 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.007 | |||||
* 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.