All names: SDSS J001524.54+261352.5, USNO-B1.0 1162-00004086, Gaia DR2 2850426479892014976, SDSS J001524.54+261352.6, WDJ001524.48+261352.17, Gaia DR3 2850426479892014976, LSPM J0015+2613, Gaia EDR3 2850426479892014976, WDJ001524.48+261352.16
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 15 24.69 (0.3) | 00 15 24.69 | 00 15 24.69 | 00 15 24.48 (0.3) | 00 15 24.69 | |||
| Declination | 26 13 53.52 (0.2) | 26 13 53.48 | 26 13 53.52 | 26 13 52.17 (0.2) | 26 13 53.48 | |||
| Spectral type | DA | DA | ||||||
| Effective temperature | [K] | 4837.0 (113) | ||||||
| log(g) | [cgs] | 7.96 (0.07) | ||||||
| Mass | [M☉] | 0.553 (0.06) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | |||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| Parallax | [mas] | 12.79 (0.4) | 12.90 (0.5) | 12.79 | 12.79 (0.4) | 12.90 (0.5) | ||
| Distance | [pc] | 78.16 (2) | 77.53 (3) | 78.16 | 78.16 (2) | 77.53 (3) | ||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 181.7854686 (0.5) | 181.2353351 (0.9) | 181.785 (0.5) | 181.2353351 | |||
| Proper motion (declination) | [mas/yr] | 84.62051838 (0.4) | 84.73327064 (0.6) | 84.621 (0.4) | 84.73327064 | |||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | 20.10 | |||||||
| V magnitude | ||||||||
| R magnitude | 19.10 | |||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 21.99 (0.2) | 21.99 (0.2) | ||||||
| g magnitude | 20.22 (0.02) | 20.22 (0.02) | ||||||
| r magnitude | 19.42 (0.01) | 19.42 (0.01) | ||||||
| i magnitude | 19.08 (0.01) | 19.08 (0.01) | ||||||
| z magnitude | 19.11 (0.05) | 19.11 (0.05) | ||||||
| G magnitude | 19.45 (0.05) | 19.48 | 19.45 | 19.45 (0.004) | 19.48 | |||
| BP magnitude | 20.04 (0.05) | 20.03 | 20.03 | |||||
| RP magnitude | 18.77 (0.03) | 18.79 | 18.79 | |||||
| Pan g magnitude | 20.09 (0.01) | |||||||
| Pan r magnitude | 19.39 (0.01) | |||||||
| Pan i magnitude | 19.14 (0.01) | |||||||
| Pan z magnitude | 18.97 (0.02) | |||||||
| Pan y magnitude | 18.91 (0.02) | |||||||
| E(B-V) | 0.005 | |||||||
* 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.