All names: Gaia DR3 5020119579868434944, 2MASS J02070228-3023321, Gaia DR2 5020119579868434944, ** LDS 3345B, WDS J02071-3023B, LEHPM 2195, LP 885-22, WDJ020702.30-302332.57, Gaia EDR3 5020119579868434944, NLTT 7051, TIC 123368773, WD 0204-306
| Parameter | Unit | Gaia EDR3 | O'Brien et al. 2024 | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 07 02.60 (0.04) | 02 07 02.59 (0.06) | 02 07 02.60 | 02 07 02.30 (0.04) | 02 07 02.59 | 02 07 04.18 | |||
| Declination | -30 23 34.71 (0.04) | -30 23 34.64 (0.06) | -30 23 34.71 | -30 23 32.58 (0.04) | -30 23 34.64 | -30 24 03.24 | |||
| Spectral type | DA | DA | DA | DA: | |||||
| Effective temperature | [K] | 5589.0 (40) | 5689.0 (23) | ||||||
| log(g) | [cgs] | 8.03 (0.03) | 8.08 (0.009) | ||||||
| Mass | [M☉] | 0.604 (0.02) | 0.635 (0.008) | ||||||
| log(Luminosity) | [L☉] | ||||||||
| Cooling age | [Gyr] | ||||||||
| log(H/He) | |||||||||
| log(C/He) | |||||||||
| log(Ca/He) | |||||||||
| log(Ca/H) | |||||||||
| Parallax | [mas] | 34.19 (0.06) | 34.19 (0.06) | 34.34 (0.08) | 34.19 | 34.19 (0.06) | 34.34 (0.08) | ||
| Distance | [pc] | 29.25 (0.05) | 29.25 (0.05) | 29.12 (0.06) | 29.25 | 29.25 (0.05) | 29.12 (0.06) | ||
| Composition | |||||||||
| Proper motion (right ascension) | [mas/yr] | 246.6297982 (0.07) | 246.8390573 (0.2) | 246.63 (0.07) | 246.8390573 | ||||
| Proper motion (declination) | [mas/yr] | -133.0254246 (0.06) | -133.2567807 (0.1) | -133.025 (0.06) | -133.2567807 | ||||
| Variability | |||||||||
| Magnetic | |||||||||
| Bd | [MG] | ||||||||
| Infrared excess (disk) | |||||||||
| Binarity | |||||||||
| B magnitude | |||||||||
| V magnitude | 16.18 | ||||||||
| R magnitude | |||||||||
| I magnitude | |||||||||
| J magnitude | 15.54 (0.06) | ||||||||
| H magnitude | 15.46 (0.1) | ||||||||
| K magnitude | 15.31 (0.2) | ||||||||
| u magnitude | |||||||||
| g magnitude | |||||||||
| r magnitude | |||||||||
| i magnitude | |||||||||
| z magnitude | |||||||||
| G magnitude | 16.70 (0.006) | 16.71 | 16.70 | 16.70 (0.003) | 16.71 | ||||
| BP magnitude | 17.06 (0.006) | 17.09 | 17.09 | ||||||
| RP magnitude | 16.18 (0.003) | 16.18 | 16.18 | ||||||
| Pan g magnitude | |||||||||
| Pan r magnitude | |||||||||
| Pan i magnitude | |||||||||
| Pan z magnitude | |||||||||
| Pan y magnitude | |||||||||
| E(B-V) | 0.000 | ||||||||
* 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.