All names: UBV 2276, UBV M 30508, WD 0214+568, LAWD 12, WDJ021733.53+570647.35, PLX 462, 1SWASP J021733.49+570647.3, CSI+56-02140, GEN# +2.08690230, TIC 348137708, Gaia DR2 458558784733311232, NAME H PER1166, PLX 462.00, Gaia DR3 458558784733311232, USNO-B1.0 1471-00089417, H PER 1166, [SHM2002] 1039, GSC 03694-02903, WD 0214+56, EGGR 17, ALS 17097, LSPM J0217+5706, GCRV 21673, 2MASS J02173351+5706474, AC2000 1749316, NGC 869 230, Gaia EDR3 458558784733311232
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | McCleery et al. 2020 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 17 33.86 (0.02) | 02 17 33.85 (0.02) | 02 17 33.85 (0.02) | 02 17 33.86 | 02 17 33.53 (0.02) | 02 17 33.85 | 02 17 31.20 | ||||||
| Declination | 57 06 46.97 (0.02) | 57 06 46.98 (0.03) | 57 06 46.98 (0.03) | 57 06 46.97 | 57 06 47.35 (0.02) | 57 06 46.98 | 57 06 51.12 | ||||||
| Spectral type | DA | DA | DA | DA | DA | DA2.3 | DA2 | ||||||
| Effective temperature | [K] | 22261.0 (453) | 21463.6 (293) | 19345.0 | 22080.0 (344) | 23114.0 (179) | |||||||
| log(g) | [cgs] | 8.03 (0.03) | 7.99 (0.02) | 7.89 | 7.98 (0.05) | 8.08 (0.007) | |||||||
| Mass | [M☉] | 0.643 (0.01) | 0.563 | 0.62 (0.03) | 0.675 (0.006) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.0601 | |||||||||||
| 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] | 25.16 (0.03) | 25.16 (0.03) | 25.10 (0.04) | 25.10 (0.04) | 25.16 | 25.16 (0.03) | 25.10 (0.04) | 14.80 (4) | ||||
| Distance | [pc] | 39.75 (0.04) | 39.75 (0.05) | 39.84 (0.07) | 39.84 (0.07) | 42.00 | 39.75 | 39.75 (0.04) | 39.84 (0.07) | 67.57 (18) | |||
| Composition | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 171.111227 (0.02) | 171.0432494 (0.07) | 171.111 (0.02) | 171.0432494 | ||||||||
| Proper motion (declination) | [mas/yr] | -23.67144928 (0.03) | -23.68526948 (0.08) | -23.671 (0.03) | -23.68526948 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 13.56 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 14.60 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 14.18 (0.03) | ||||||||||||
| H magnitude | 14.32 (0.05) | ||||||||||||
| K magnitude | 14.20 (0.07) | ||||||||||||
| u magnitude | |||||||||||||
| g magnitude | |||||||||||||
| r magnitude | |||||||||||||
| i magnitude | |||||||||||||
| z magnitude | |||||||||||||
| G magnitude | 13.64 (0.0008) | 13.66 | 13.66 | 13.64 | 13.64 (0.003) | 13.66 | |||||||
| BP magnitude | 13.54 (0.0008) | 13.50 | 13.50 | ||||||||||
| RP magnitude | 13.85 (0.0007) | 13.84 | 13.84 | ||||||||||
| Pan g magnitude | 13.52 (0.001) | ||||||||||||
| Pan r magnitude | 13.88 (0.005) | ||||||||||||
| Pan i magnitude | 14.20 (0.008) | ||||||||||||
| Pan z magnitude | 14.45 (0.0008) | ||||||||||||
| Pan y magnitude | 14.60 (0.004) | ||||||||||||
| 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.