All names: CNS5 1830, WDJ072251.38-304234.38, Gaia DR3 5605383430285597696, WDJ072251.38-304234.37, Gaia EDR3 5605383430285597696, PM J07228-3042, TIC 111381080, 2MASS J07225134-3042344, Gaia DR2 5605383430285597696, 072251.38-304234.38
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | O'Brien et al. 2022 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 07 22 51.79 (0.05) | 07 22 51.78 | 07 22 51.79 | 07 22 51.38 (0.05) | 07 22 51.78 | |||||||
| Declination | -30 42 28.42 (0.06) | -30 42 28.61 | -30 42 28.42 | -30 42 34.38 (0.06) | -30 42 28.61 | |||||||
| Spectral type | DA | DA | DC: | DA | ||||||||
| Effective temperature | [K] | 5141.0 (41) | 5140.0 (40) | 5173.0 | 4872.0 | 5229.0 (31) | ||||||
| log(g) | [cgs] | 8.56 (0.02) | 8.56 (0.02) | 8.57 | 8.41 | 8.60 (0.01) | ||||||
| Mass | [M☉] | 0.95 (0.01) | 0.959 | 0.84 | 0.973 (0.01) | |||||||
| log(Luminosity) | [L☉] | |||||||||||
| Cooling age | [Gyr] | 8.2810 | 7.3050 | |||||||||
| log(H/He) | ||||||||||||
| log(C/He) | ||||||||||||
| log(Ca/He) | ||||||||||||
| log(Ca/H) | ||||||||||||
| Parallax | [mas] | 42.72 (0.07) | 42.72 (0.07) | 42.72 (0.07) | 42.61 (0.08) | 42.72 | 42.72 (0.07) | 42.61 (0.08) | ||||
| Distance | [pc] | 23.41 (0.04) | 23.41 (0.04) | 23.41 (0.04) | 23.47 (0.05) | 23.41 | 23.41 (0.04) | 23.47 (0.05) | ||||
| Composition | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 334.369864 (0.06) | 334.4505503 (0.1) | 334.37 (0.06) | 334.4505503 | |||||||
| Proper motion (declination) | [mas/yr] | 372.2094632 (0.07) | 372.0070526 (0.2) | 372.209 (0.07) | 372.0070526 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | ||||||||||||
| B magnitude | 18.30 | |||||||||||
| V magnitude | ||||||||||||
| R magnitude | 17.40 | |||||||||||
| I magnitude | 17.20 | |||||||||||
| J magnitude | 16.42 | |||||||||||
| H magnitude | 15.69 | |||||||||||
| K magnitude | 15.52 | |||||||||||
| u magnitude | ||||||||||||
| g magnitude | ||||||||||||
| r magnitude | ||||||||||||
| i magnitude | ||||||||||||
| z magnitude | ||||||||||||
| G magnitude | 17.42 (0.007) | 17.44 | 17.42 | 17.42 (0.003) | 17.44 | |||||||
| BP magnitude | 17.88 (0.007) | 17.88 | 17.88 | |||||||||
| RP magnitude | 16.82 (0.004) | 16.83 | 16.83 | |||||||||
| Pan g magnitude | 17.96 (0.008) | |||||||||||
| Pan r magnitude | 17.40 (0.0006) | |||||||||||
| Pan i magnitude | 17.18 (0.02) | |||||||||||
| Pan z magnitude | 17.11 (0.005) | |||||||||||
| Pan y magnitude | 17.06 (0.02) | |||||||||||
| 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.