All names: SDSS J151714.26+031027.9, WD 1514+03, UCAC3 187-114866, 2MASS J15171426+0310279, Gaia DR3 4421940758497428096, Gaia EDR3 4421940758497428096, PG1514+034, UCAC4 466-052334, Gaia DR2 4421940758497428096, TIC 461286752, UCAC2 32880871, LAMOST J151714.35+031027.4, GJ 3899, GSC 00340-00678, WD 1514+033, Balloon 81400003, 1SWASP J151714.27+031028.0, EGGR 440, PG 1514+034, GALEX J151714.2+031027
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Geier 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 15 17 14.27 (0.02) | 15 17 14.26 | 15 17 14.27 (0.03) | 15 17 14.27 (0.02) | 15 17 12.89 | |||
| Declination | 03 10 27.91 (0.02) | 03 10 28.29 | 03 10 27.91 (0.03) | 03 10 27.95 (0.02) | 03 10 26.40 | |||
| Spectral type | sdB+K2 | sdOB+G1V | DAWK | |||||
| 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] | 0.84 (0.03) | 0.81 (0.04) | 0.81 (0.04) | 0.84 (0.03) | |||
| Distance | [pc] | 1187.14 (38) | 1234.72 (56) | 1234.72 (56) | 1187.08 (38) | |||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 4.582246084 (0.03) | 4.529 (0.07) | 4.529 (0.07) | 4.582 (0.03) | |||
| Proper motion (declination) | [mas/yr] | -2.422907503 (0.03) | -2.4 (0.07) | -2.4 (0.07) | -2.423 (0.03) | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 14.04 (0.01) | |||||||
| V magnitude | 13.99 (0) | |||||||
| R magnitude | 14.24 (0.1) | |||||||
| I magnitude | 13.79 (0.008) | |||||||
| J magnitude | 13.58 (0.03) | 13.58 (0.03) | ||||||
| H magnitude | 13.33 (0.03) | 13.33 (0.03) | ||||||
| K magnitude | 13.27 (0.03) | 13.27 (0.03) | ||||||
| u magnitude | 13.84 (0.003) | 13.85 (0.003) | ||||||
| g magnitude | 13.87 (0.003) | 13.86 (0.003) | ||||||
| r magnitude | 14.00 (0.003) | 13.99 (0.003) | ||||||
| i magnitude | 14.10 (0.003) | 14.09 (0.003) | ||||||
| z magnitude | 14.21 (0.004) | 14.18 (0.004) | ||||||
| G magnitude | 13.91 (0.002) | 13.93 (0.0008) | 13.93 | 13.91 (0.003) | ||||
| BP magnitude | 13.94 (0.002) | 13.90 (0.009) | 13.90 | |||||
| RP magnitude | 13.82 (0.003) | 13.83 (0.003) | 13.83 | |||||
| Pan g magnitude | 13.94 (0.002) | 13.94 (0.002) | ||||||
| Pan r magnitude | 14.05 (0.003) | 14.05 (0.003) | ||||||
| Pan i magnitude | 14.16 (0.003) | 14.16 (0.003) | ||||||
| Pan z magnitude | 14.24 (0.002) | 14.24 (0.002) | ||||||
| Pan y magnitude | 14.29 (0.003) | 14.29 (0.003) | ||||||
| E(B-V) | 0.033 | |||||||
* 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.