All names: WD 1052-485, ESO 215-4, PN G283.9+09.7, Gaia DR3 5362804330246457344, TYC 8207-2114-1, GSC 08207-02114, CD-48 6027, ALS 2018, PN DS 1, SBC9 646, GALEX J105440.2-484702, Gaia EDR3 5362804330246457344, 2MASS J10544056-4847028, UCAC4 207-048292, WEB 9688, AAVSO 1050-48, GSC2 S1300233911, V* KV Vel, GALEX J105440.7-484701, PSCz P10524-4831, LS 2018, CPD-48 3606, PK 283+09 1, TIC 120596335, IRAS 10524-4831, Gaia DR2 5362804330246457344
| Parameter | Unit | Gaia EDR3 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|
| Right ascension | 10 54 40.53 (0.02) | 10 54 40.53 (0.03) | 10 54 40.56 (0.02) | 10 54 40.03 | ||
| Declination | -48 47 02.69 (0.02) | -48 47 02.70 (0.03) | -48 47 02.82 (0.02) | -48 47 00.60 | ||
| Spectral type | sdO | WD/M | ||||
| 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] | 1.23 (0.03) | 1.29 (0.04) | 1.23 (0.03) | ||
| Distance | [pc] | 815.53 (21) | 772.63 (24) | 815.53 (21) | ||
| Composition | ||||||
| Proper motion (right ascension) | [mas/yr] | -18.19113682 (0.03) | -18.16414114 (0.07) | -18.191 (0.03) | ||
| Proper motion (declination) | [mas/yr] | 7.740697332 (0.03) | 7.728890009 (0.06) | 7.741 (0.03) | ||
| Variability | ||||||
| Magnetic | ||||||
| Bd | [MG] | |||||
| Infrared excess (disk) | ||||||
| Binarity | yes | |||||
| B magnitude | 11.99 (0.09) | |||||
| V magnitude | 12.12 (0.2) | |||||
| R magnitude | 12.39 (0.1) | |||||
| I magnitude | ||||||
| J magnitude | 12.61 (0.03) | |||||
| H magnitude | 12.63 (0.03) | |||||
| K magnitude | 12.65 (0.03) | |||||
| u magnitude | ||||||
| g magnitude | 11.86 (0.2) | |||||
| r magnitude | 12.19 (0.2) | |||||
| i magnitude | 12.67 (0.3) | |||||
| z magnitude | ||||||
| G magnitude | 12.14 (0.02) | 12.18 | 12.14 (0.008) | |||
| BP magnitude | 12.00 (0.02) | 11.94 | ||||
| RP magnitude | 12.28 (0.03) | 12.26 | ||||
| Pan g magnitude | ||||||
| Pan r magnitude | ||||||
| Pan i magnitude | ||||||
| Pan z magnitude | ||||||
| Pan y magnitude | ||||||
| E(B-V) | 0.098 | |||||
* 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.