All names: UCAC4 555-135807, 2MASS J23243519+2056338, Gaia EDR3 2825795087259417984, WDJ232435.20+205633.83, GALEX J232435.1+205633, USNO-B1.0 1109-00593295, Gaia DR3 2825795087259417984, Gaia DR2 2825795087259417984, TIC 243135276, PG 2322+207, WD 2322+206, LAMOST J232435.16+205633.7, HS 2322+2040, SDSS J232435.16+205633.7
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Guo et al. 2015 | Gianninas et al. 2011 | Koester et al. 2009 | Mukadam et al. 2004 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 23 24 35.16 (0.03) | 23 24 35.16 (0.04) | 23 24 35.16 | 23 24 35.19 (0.03) | 23 24 35.16 | 23 24 34.73 | ||||||||
| Declination | 20 56 33.61 (0.02) | 20 56 33.62 (0.03) | 20 56 33.61 | 20 56 33.83 (0.02) | 20 56 33.62 | 20 56 29.40 | ||||||||
| Spectral type | DA | DA | DA | DA | DA3.7 | DA4 | ||||||||
| Effective temperature | [K] | 12772.0 | 12884.0 (356) | 13560.0 (266) | 12636.0 (28) | 13000.0 | 13014.0 (126) | |||||||
| log(g) | [cgs] | 8.00 | 8.10 (0.1) | 7.96 (0.05) | 7.84 (0.006) | 8.02 (0.007) | ||||||||
| Mass | [M☉] | 0.608 | 0.67 (0.07) | 0.58 (0.03) | 0.617 (0.006) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 0.3163 | ||||||||||||
| 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] | 16.03 (0.04) | 16.07 (0.07) | 16.03 | 16.03 (0.04) | 16.07 (0.07) | ||||||||
| Distance | [pc] | 62.38 (0.2) | 62.24 (0.3) | 96.00 | 62.38 | 62.38 (0.2) | 62.24 (0.3) | |||||||
| Composition | H | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | -32.57106546 (0.03) | -32.69417464 (0.09) | -32.571 (0.03) | -32.69417464 | |||||||||
| Proper motion (declination) | [mas/yr] | -13.51821705 (0.03) | -13.55745444 (0.07) | -13.518 (0.03) | -13.55745444 | |||||||||
| Variability | NOV | NOV | ||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | 15.55 (0.04) | |||||||||||||
| V magnitude | 15.59 | 15.47 (0.03) | ||||||||||||
| R magnitude | 15.82 (0.06) | |||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 15.74 (0.01) | |||||||||||||
| H magnitude | 15.71 (0.03) | |||||||||||||
| K magnitude | 15.35 (0.07) | |||||||||||||
| u magnitude | 15.87 (0.005) | 15.87 (0.005) | ||||||||||||
| g magnitude | 15.46 (0.003) | 15.46 (0.003) | ||||||||||||
| r magnitude | 15.68 (0.004) | 15.68 (0.004) | ||||||||||||
| i magnitude | 15.89 (0.004) | 15.89 (0.004) | ||||||||||||
| z magnitude | 16.17 (0.007) | 16.17 (0.007) | ||||||||||||
| G magnitude | 15.56 (0.002) | 15.58 | 15.56 | 15.56 (0.003) | 15.58 | |||||||||
| BP magnitude | 15.56 (0.002) | 15.56 | 15.56 | |||||||||||
| RP magnitude | 15.61 (0.002) | 15.62 | 15.62 | |||||||||||
| Pan g magnitude | 15.47 (0.002) | |||||||||||||
| Pan r magnitude | 15.68 (0.002) | |||||||||||||
| Pan i magnitude | 15.93 (0.004) | |||||||||||||
| Pan z magnitude | 16.15 (0.003) | |||||||||||||
| Pan y magnitude | 16.29 (0.005) | |||||||||||||
| E(B-V) | 0.005 | |||||||||||||
* 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.