All names: SDSS J083253.76+233121.4, SDSS J083253.66+233121.3, Gaia DR2 666354383449386112, SDSS J083253.66+233121.2, SDSS J083253.65+233121.2, Gaia DR3 666354387746138624, Gaia EDR3 666354387746138624, WD 0829+236
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 08 32 53.66 (0.2) | 08 32 53.66 | 08 32 53.66 (0.3) | 08 32 53.67 (0.2) | 08 32 53.78 | 08 32 53.66 | ||||
| Declination | 23 31 21.40 (0.2) | 23 31 21.30 | 23 31 21.40 (0.2) | 23 31 21.32 (0.2) | 23 31 14.88 | 23 31 21.24 | ||||
| Spectral type | DA+M | DA+dMe | DA dM | DA+M | ||||||
| Effective temperature | [K] | 51359.0 (3025) | 11313.0 (198) | |||||||
| log(g) | [cgs] | 7.85 (0.2) | 8.90 (0.2) | |||||||
| Mass | [M☉] | 0.62 (0.09) | ||||||||
| log(Luminosity) | [L☉] | 0.18 (0.2) | ||||||||
| Cooling age | [Gyr] | 0.0019 (0.0004) | ||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| log(C/H) | ||||||||||
| log(N/H) | ||||||||||
| log(O/H) | ||||||||||
| log(Na/H) | ||||||||||
| log(Mg/H) | ||||||||||
| log(Al/H) | ||||||||||
| log(Si/H) | ||||||||||
| log(P/H) | ||||||||||
| log(S/H) | ||||||||||
| log(Sc/H) | ||||||||||
| log(Ti/H) | ||||||||||
| log(Cr/H) | ||||||||||
| log(Mn/H) | ||||||||||
| log(Fe/H) | ||||||||||
| log(Ni/H) | ||||||||||
| Parallax | [mas] | 0.23 (0.3) | 0.04 (0.4) | 0.23 (0.3) | ||||||
| Distance | [pc] | 4403.17 (5393) | 22472.96 (221912) | 4403.35 (5394) | ||||||
| Composition | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -6.964569 (0.3) | -6.885838072 (0.7) | -6.965 (0.3) | ||||||
| Proper motion (declination) | [mas/yr] | 4.866777296 (0.2) | 4.184968609 (0.5) | 4.867 (0.2) | ||||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | WDMS | |||||||||
| B magnitude | ||||||||||
| V magnitude | ||||||||||
| R magnitude | ||||||||||
| I magnitude | ||||||||||
| J magnitude | 17.70 (0.02) | |||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 18.86 (0.02) | 18.80 (0.02) | 18.86 | 18.83 (0.02) | ||||||
| g magnitude | 19.11 (0.01) | 19.09 (0.01) | 19.14 | 19.14 (0.02) | ||||||
| r magnitude | 19.31 (0.01) | 19.28 (0.01) | 19.32 | 19.32 (0.02) | ||||||
| i magnitude | 19.03 (0.01) | 19.01 (0.01) | 19.04 | 19.05 (0.02) | ||||||
| z magnitude | 18.87 (0.03) | 18.83 (0.03) | 18.84 | 18.86 (0.03) | ||||||
| G magnitude | 19.07 (0.03) | 19.10 | 19.07 (0.004) | |||||||
| BP magnitude | 19.19 (0.03) | 19.02 | ||||||||
| RP magnitude | 18.73 (0.03) | 18.64 | ||||||||
| Pan g magnitude | 19.12 (0.01) | |||||||||
| Pan r magnitude | 19.33 (0.009) | |||||||||
| Pan i magnitude | 19.13 (0.01) | |||||||||
| Pan z magnitude | 18.93 (0.02) | |||||||||
| Pan y magnitude | 18.75 (0.06) | |||||||||
| E(B-V) | 0.031 | |||||||||
* 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.