All names: 2MASS J15120713-0303492, Gaia EDR3 6336477371910976512, LP 622-13, Gaia DR2 6336477371910976512, LP622-013, WISE J151207.00-030350.3, UCAC4 435-061193, WISEA J151207.00-030350.3, DENIS J151207.1-030349, GSC 05005-00066, WD 1509-028.1, Gaia DR3 6336477371910976512, ** LDS 4534A, TIC 38818680, BPS BS 16547-0006, UCAC3 174-138676, SDSS J151207.09-030349.2, USNO-B1.0 0869-00337004, HE 1509-0252
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 15 12 06.93 (0.02) | 15 12 06.94 (0.03) | 15 12 07.12 (0.02) | 15 12 06.34 | |||
| Declination | -03 03 50.87 (0.02) | -03 03 50.82 (0.03) | -03 03 49.36 (0.02) | -03 03 14.40 | |||
| Spectral type | dF | DA: | |||||
| 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] | 1.90 (0.02) | 1.89 (0.04) | 1.90 (0.02) | |||
| Distance | [pc] | 526.35 (6) | 528.16 (11) | 526.34 (6) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -174.4156935 (0.02) | -174.4517962 (0.06) | -174.416 (0.02) | |||
| Proper motion (declination) | [mas/yr] | -93.92072558 (0.02) | -94.03804236 (0.07) | -93.921 (0.02) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | 14.56 (0.05) | ||||||
| V magnitude | 14.04 (0.06) | ||||||
| R magnitude | 14.30 (0.2) | ||||||
| I magnitude | 13.17 (0.06) | ||||||
| J magnitude | 12.65 (0.02) | ||||||
| H magnitude | 12.30 (0.02) | ||||||
| K magnitude | 12.26 (0.02) | ||||||
| u magnitude | 15.35 (0.005) | ||||||
| g magnitude | 14.32 (0.004) | ||||||
| r magnitude | 13.92 (0.006) | ||||||
| i magnitude | 14.23 (0.01) | ||||||
| z magnitude | 13.67 (0.004) | ||||||
| G magnitude | 13.81 (0.001) | 13.83 | 13.81 (0.003) | ||||
| BP magnitude | 14.15 (0.001) | 14.16 | |||||
| RP magnitude | 13.30 (0.001) | 13.30 | |||||
| Pan g magnitude | 14.20 (0.002) | ||||||
| Pan r magnitude | 13.83 (0.006) | ||||||
| Pan i magnitude | 13.69 (0.008) | ||||||
| Pan z magnitude | 13.58 (0.007) | ||||||
| Pan y magnitude | 13.54 (0.004) | ||||||
| E(B-V) | 0.145 | ||||||
* 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.