All names: TIC 444036737, CSI+09-08515, Gaia DR2 597324024095840512, UBV 8615, UBV M 44664, Gaia DR3 597324024095840512, FB 53, ULAS J085413.16+085352.8, 2MASS J08541316+0853531, GEN# +6.20056031, IRAS 08515+0905, PN A55 20, SH 2-290, PK 219+31, PN A66 31, SDSS J085413.16+085352.9, PN G219.1+31.2, Gaia EDR3 597324024095840512, WD 0851+090, PN VV' 81, PN ARO 135, GALEX J085413.0+085354, GSC2 N23103322677, LAMOST J085413.07+085354.4, GALEX J085413.1+085352, PK 219+31 1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 08 54 13.15 (0.04) | 08 54 13.15 (0.07) | 08 54 13.16 (0.04) | 08 54 12.46 | |||
| Declination | 08 53 52.80 (0.02) | 08 53 52.81 (0.04) | 08 53 52.94 (0.02) | 08 53 51.72 | |||
| Spectral type | sdO6 | DAO.60 | |||||
| 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] | 1.84 (0.06) | 1.96 (0.09) | 1.84 (0.06) | |||
| Distance | [pc] | 542.87 (16) | 510.55 (23) | 542.86 (16) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -9.96736803 (0.06) | -9.674522114 (0.1) | -9.967 (0.06) | |||
| Proper motion (declination) | [mas/yr] | -8.566962918 (0.04) | -8.441470968 (0.08) | -8.567 (0.04) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 15.20 (0.007) | ||||||
| V magnitude | 15.54 (0.001) | ||||||
| R magnitude | 15.69 (0.009) | ||||||
| I magnitude | 15.83 (0.02) | ||||||
| J magnitude | 15.94 (0.007) | ||||||
| H magnitude | 15.80 (0.01) | ||||||
| K magnitude | 15.67 (0.01) | ||||||
| u magnitude | 14.73 (0.01) | ||||||
| g magnitude | 15.22 (0.02) | ||||||
| r magnitude | 15.75 (0.02) | ||||||
| i magnitude | 16.10 (0.01) | ||||||
| z magnitude | 16.37 (0.02) | ||||||
| G magnitude | 15.47 (0.002) | 15.48 | 15.47 (0.003) | ||||
| BP magnitude | 15.30 (0.002) | 15.22 | |||||
| RP magnitude | 15.77 (0.002) | 15.77 | |||||
| Pan g magnitude | 15.29 (0.005) | ||||||
| Pan r magnitude | 15.77 (0.003) | ||||||
| Pan i magnitude | 16.11 (0.005) | ||||||
| Pan z magnitude | 16.35 (0.005) | ||||||
| Pan y magnitude | 16.48 (0.008) | ||||||
| E(B-V) | 0.031 | ||||||
* 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.