All names: WISE J065122.91+624253.1, PM J06513+6242, WD 0646+627, Gaia DR3 1100089318058003328, Gaia EDR3 1100089318058003328, GALEX J065122.9+624253, 06513+6242, USNO-B1.0 1527-00195399, J0651+6242, WDJ065123.03+624254.29, WISEA J065122.92+624253.1, Gaia DR2 1100089318058003328
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Hardy et al. 2023a | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 06 51 22.88 (0.05) | 06 51 22.89 (0.06) | 06 51 22.88 | 06 51 23.03 (0.05) | 06 51 22.89 | 06 51 19.49 | ||||||||
| Declination | 62 42 52.36 (0.05) | 62 42 52.42 (0.07) | 62 42 52.36 | 62 42 54.29 (0.05) | 62 42 52.42 | 62 43 09.48 | ||||||||
| Spectral type | DAH | DAH | DAH | DA | DAH | DAH | ||||||||
| Effective temperature | [K] | 6696.5 (31) | 6775.0 (45) | 6775.0 | 6517.0 | 6900.0 (289) | 6786.0 (54) | |||||||
| log(g) | [cgs] | 8.14 (0.03) | 8.14 (0.01) | 8.14 | 8.02 | 8.00 (0) | 8.15 (0.01) | |||||||
| Mass | [M☉] | 0.6776619101896582 (0.04) | 0.679 (0.01) | 0.679 | 0.586 | 0.59 (0.1) | 0.687 (0.01) | |||||||
| log(Luminosity) | [L☉] | -3.48 | ||||||||||||
| Cooling age | [Gyr] | 2.1500 | 2.1270 | 1.9210 | ||||||||||
| 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] | 18.08 (0.08) | 18.03 (0.1) | 18.03 (0.1) | 18.08 | 18.08 (0.08) | 18.03 (0.1) | |||||||
| Distance | [pc] | 55.32 (0.3) | 55.46 (0.3) | 55.47 (0.3) | 65.30 (12) | 55.32 | 55.32 (0.3) | 55.47 (0.3) | ||||||
| Composition | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -61.60231112 (0.07) | -61.686 (0.1) | -61.602 (0.07) | -61.68609636 | |||||||||
| Proper motion (declination) | [mas/yr] | -120.8433941 (0.06) | -120.955 (0.1) | -120.843 (0.06) | -120.9545274 | |||||||||
| Variability | ||||||||||||||
| Magnetic | yes | yes | ||||||||||||
| Bd | [MG] | 1.218045335856205 | ||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 17.50 | |||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | 17.60 | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | ||||||||||||||
| H magnitude | ||||||||||||||
| K magnitude | ||||||||||||||
| u magnitude | ||||||||||||||
| g magnitude | ||||||||||||||
| r magnitude | ||||||||||||||
| i magnitude | ||||||||||||||
| z magnitude | ||||||||||||||
| G magnitude | 17.47 (0.007) | 17.49 | 17.47 | 17.47 (0.003) | 17.49 | |||||||||
| BP magnitude | 17.70 (0.007) | 17.69 | 17.69 | |||||||||||
| RP magnitude | 17.11 (0.005) | 17.12 | 17.12 | |||||||||||
| Pan g magnitude | 17.67 (0.009) | 17.67 (0.008) | ||||||||||||
| Pan r magnitude | 17.50 (0.007) | 17.50 (0.006) | ||||||||||||
| Pan i magnitude | 17.44 (0.002) | 17.44 (0.003) | ||||||||||||
| Pan z magnitude | 17.48 (0.005) | 17.48 (0.005) | ||||||||||||
| Pan y magnitude | 17.49 (0.006) | 17.49 (0.005) | ||||||||||||
| E(B-V) | 0.001 | |||||||||||||
* 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.