All names: UCAC4 747-041197, 06556+5920, TIC 14196564, Gaia DR2 1002450898805359488, PM J06556+5920, LSPM J0655+5920, Gaia EDR3 1002450898805359488, USNO-B1.0 1493-00170524, WD 0651+594, 2MASS J06553850+5920276
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Limoges et al. 2015 | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 06 55 38.51 (0.03) | 06 55 38.51 (0.04) | 06 55 38.51 (100) | 06 55 38.52 | ||||
| Declination | 59 20 24.89 (0.04) | 59 20 24.97 (0.05) | 59 20 26.85 (100) | 59 20 26.52 | ||||
| Spectral type | DA+dM | DA+dM | DA d | |||||
| Effective temperature | [K] | 12050.0 (490) | ||||||
| log(g) | [cgs] | 8.48 (0.1) | ||||||
| Mass | [M☉] | 0.91 (0.06) | ||||||
| log(Luminosity) | [L☉] | -2.80 | ||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| log(C/H) | ||||||||
| log(N/H) | ||||||||
| log(O/H) | ||||||||
| log(Na/H) | ||||||||
| log(Mg/H) | ||||||||
| log(Al/H) | ||||||||
| log(Si/H) | ||||||||
| log(P/H) | ||||||||
| log(S/H) | ||||||||
| log(Sc/H) | ||||||||
| log(Ti/H) | ||||||||
| log(Cr/H) | ||||||||
| log(Mn/H) | ||||||||
| log(Fe/H) | ||||||||
| log(Ni/H) | ||||||||
| Parallax | [mas] | 11.69 (0.06) | 11.60 (0.07) | |||||
| Distance | [pc] | 85.56 (0.4) | 86.24 (0.5) | 53.10 (2) | ||||
| Composition | H | |||||||
| Proper motion (right ascension) | [mas/yr] | 3.593825125 (0.04) | 3.522089429 (0.08) | 3.0 (8) | ||||
| Proper motion (declination) | [mas/yr] | -155.904992 (0.04) | -155.9617161 (0.06) | -159.0 (8) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | WDMS | |||||||
| B magnitude | 15.90 | |||||||
| V magnitude | 15.20 | |||||||
| R magnitude | 15.30 (0.2) | |||||||
| I magnitude | ||||||||
| J magnitude | 12.05 | 12.05 (0.02) | ||||||
| H magnitude | 11.41 | 11.41 (0.02) | ||||||
| K magnitude | 11.17 | 11.17 (0.02) | ||||||
| u magnitude | ||||||||
| g magnitude | ||||||||
| r magnitude | ||||||||
| i magnitude | ||||||||
| z magnitude | ||||||||
| G magnitude | 14.81 (0.03) | 14.81 | ||||||
| BP magnitude | 15.79 (0.03) | 15.77 | ||||||
| RP magnitude | 13.58 (0.004) | 13.60 | ||||||
| Pan g magnitude | 16.14 (0.02) | |||||||
| Pan r magnitude | 15.30 (0.02) | |||||||
| Pan i magnitude | 14.07 (0.003) | |||||||
| Pan z magnitude | 13.52 (0.005) | |||||||
| Pan y magnitude | 13.24 (0.004) | |||||||
| E(B-V) | 0.003 | |||||||
* 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.