All names: Gaia DR3 2546872420633409536, SDSS J002200.04+004149.5, 2MASS J00220003+0041494, GALEX J002159.9+004149, Gaia DR2 2546872420633409536, Gaia EDR3 2546872420633409536, WD 0019+004, SDSS J002200.03+004149.4, SDSS J002200.04+004149.4, TIC 293372732
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 22 00.04 (0.2) | 00 22 00.04 | 00 22 00.04 (0.1) | 00 22 00.04 (0.2) | 00 21 59.83 | |||
| Declination | 00 41 49.40 (0.1) | 00 41 49.46 | 00 41 49.40 (0.1) | 00 41 49.46 (0.1) | 00 41 50.28 | |||
| Spectral type | D+M3 | WD M | ||||||
| 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] | 2.46 (0.2) | 2.69 (0.2) | 2.46 (0.2) | ||||
| Distance | [pc] | 407.11 (33) | 371.43 (25) | 407.12 (33) | ||||
| Composition | ||||||||
| Proper motion (right ascension) | [mas/yr] | 1.835459658 (0.2) | -3.063651786 (0.4) | 1.835 (0.2) | ||||
| Proper motion (declination) | [mas/yr] | -4.19261947 (0.2) | -4.671126871 (0.2) | -4.193 (0.2) | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | 14.65 (0.002) | |||||||
| H magnitude | 14.08 (0.004) | |||||||
| K magnitude | 13.82 (0.005) | |||||||
| u magnitude | 19.56 (0.03) | 19.67 (0.04) | 19.67 | |||||
| g magnitude | 18.93 (0.009) | 18.90 (0.009) | 18.90 | |||||
| r magnitude | 17.93 (0.007) | 17.89 (0.007) | 17.90 | |||||
| i magnitude | 16.76 (0.006) | 16.74 (0.005) | 16.75 | |||||
| z magnitude | 16.08 (0.007) | 16.06 (0.007) | 16.09 | |||||
| G magnitude | 17.42 (0.02) | 17.43 | 17.42 (0.003) | |||||
| BP magnitude | 18.62 (0.02) | 18.60 | ||||||
| RP magnitude | 16.28 (0.005) | 16.29 | ||||||
| Pan g magnitude | 18.80 (0.005) | |||||||
| Pan r magnitude | 17.91 (0.006) | |||||||
| Pan i magnitude | 16.75 (0.005) | |||||||
| Pan z magnitude | 16.16 (0.004) | |||||||
| Pan y magnitude | 15.90 (0.008) | |||||||
| E(B-V) | 0.027 | |||||||
* 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.