All names: ** SLN 75B, USNO-B1.0 1209-00205981, ** LDS 1358B, WDS J13046+3100B, GALEX J130430.3+305855, CCDM J13045+3059B, SDSS J130430.32+305855.0, Gaia DR2 1466211369960196480, LP 322-500 B, IDS 12598+3132 B, Gaia EDR3 1466211369960196480, WD 1302+312.2, Gaia DR3 1466211369960196480, LP322-500B, WDS J13045+3059B
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|
| Right ascension | 13 04 30.32 (0.5) | 13 04 30.32 (0.6) | 13 04 30.32 (0.5) | 13 04 28.75 | |||
| Declination | 30 58 54.97 (0.3) | 30 58 54.98 (0.4) | 30 58 55.20 (0.3) | 30 59 56.04 | |||
| Spectral type | DZ | DZ: | |||||
| 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] | 1.78 (0.6) | 2.43 (0.8) | 1.78 (0.6) | |||
| Distance | [pc] | 560.42 (185) | 411.66 (128) | 560.41 (185) | |||
| Composition | |||||||
| Proper motion (right ascension) | [mas/yr] | 2.675577125 (0.6) | 1.929 (1) | 2.676 (0.6) | |||
| Proper motion (declination) | [mas/yr] | -14.15806681 (0.4) | -14.864 (0.9) | -14.158 (0.4) | |||
| Variability | |||||||
| Magnetic | |||||||
| Bd | [MG] | ||||||
| Infrared excess (disk) | |||||||
| Binarity | yes | ||||||
| B magnitude | 20.20 | ||||||
| V magnitude | 19.20 | ||||||
| R magnitude | 20.40 | ||||||
| I magnitude | |||||||
| J magnitude | |||||||
| H magnitude | |||||||
| K magnitude | |||||||
| u magnitude | 20.45 (0.06) | ||||||
| g magnitude | 20.30 (0.02) | ||||||
| r magnitude | 20.40 (0.03) | ||||||
| i magnitude | 20.56 (0.05) | ||||||
| z magnitude | 20.56 (0.1) | ||||||
| G magnitude | 20.35 (0.05) | 20.42 | 20.35 (0.005) | ||||
| BP magnitude | 20.42 (0.05) | 20.37 | |||||
| RP magnitude | 20.25 (0.08) | 20.19 | |||||
| Pan g magnitude | 20.32 (0.02) | ||||||
| Pan r magnitude | 20.40 (0.01) | ||||||
| Pan i magnitude | 20.61 (0.03) | ||||||
| Pan z magnitude | 20.75 (0.05) | ||||||
| Pan y magnitude | |||||||
| E(B-V) | 0.013 | ||||||
* 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.