All names: WISEA J120405.05+081909.7, Gaia DR2 3899738362404181632, Gaia EDR3 3899738362404181632, SDSS J120405.06+081909.9, 2MASS J12040508+0819099, UCAC4 492-056253, WISE J120405.06+081909.7, WD 1201+085, Gaia DR3 3899738362404181632, TIC 397479615
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 12 04 05.04 (0.04) | 12 04 05.04 (0.06) | 12 04 05.07 (0.04) | 12 04 04.63 | |||
| Declination | 08 19 09.56 (0.03) | 08 19 09.57 (0.04) | 08 19 09.91 (0.03) | 08 19 05.88 | |||
| Spectral type | ? | ||||||
| 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] | 0.43 (0.05) | 0.47 (0.08) | 0.43 (0.05) | |||
| Distance | [pc] | 2337.97 (289) | 2122.69 (378) | 2338.09 (289) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | -25.58320526 (0.06) | -25.207 (0.2) | -25.583 (0.06) | |||
| Proper motion (declination) | [mas/yr] | -21.91611721 (0.03) | -22.113 (0.08) | -21.916 (0.03) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | |||||||
| B magnitude | 16.53 (0.04) | ||||||
| V magnitude | 16.05 (0.03) | ||||||
| R magnitude | 16.05 (0.05) | ||||||
| I magnitude | |||||||
| J magnitude | 14.93 (0.05) | ||||||
| H magnitude | 14.52 (0.05) | ||||||
| K magnitude | 14.51 (0.1) | ||||||
| u magnitude | |||||||
| g magnitude | 16.14 (0.05) | ||||||
| r magnitude | 15.92 (0.04) | ||||||
| i magnitude | 15.62 (0.2) | ||||||
| z magnitude | |||||||
| G magnitude | 15.83 (0.004) | 15.84 | 15.83 (0.003) | ||||
| BP magnitude | 16.11 (0.004) | 16.11 | |||||
| RP magnitude | 15.39 (0.002) | 15.39 | |||||
| Pan g magnitude | 16.14 (0.0008) | ||||||
| Pan r magnitude | 15.84 (0.004) | ||||||
| Pan i magnitude | 15.73 (0.003) | ||||||
| Pan z magnitude | 15.73 (0.003) | ||||||
| Pan y magnitude | 15.70 (0.006) | ||||||
| E(B-V) | 0.022 | ||||||
* 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.