All names: J0035+0958, SDSS J003504.65+095827.6, Gaia DR3 2751172946772404224, Gaia EDR3 2751172946772404224, SDSS J003504.65+095827.60, WDJ003504.65+095827.91, Gaia DR2 2751172946772404224, GALEX J003504.6+095828
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR10 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Kepler et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 35 04.67 (0.2) | 00 35 04.65 | 00 35 04.67 (0.2) | 00 35 04.67 | 00 35 04.65 (0.2) | 00 35 04.67 | ||||||||
| Declination | 09 58 27.28 (0.09) | 09 58 27.61 | 09 58 27.29 (0.1) | 09 58 27.28 | 09 58 27.91 (0.09) | 09 58 27.29 | ||||||||
| Spectral type | DC | DC | DC: | DC | DZ: | |||||||||
| Effective temperature | [K] | 7002.0 (76) | 7493.0 | 7250.0 | 11604.0 (1000) | 6578.0 (168) | ||||||||
| log(g) | [cgs] | 8.22 (0.03) | 8.43 | 8.35 | 9.00 (0.5) | 8.16 (0.04) | ||||||||
| Mass | [M☉] | 0.712 (0.03) | 0.869 | 0.8 | 0.674 (0.04) | |||||||||
| log(Luminosity) | [L☉] | |||||||||||||
| Cooling age | [Gyr] | 2.4300 | 2.9730 | 2.8570 | ||||||||||
| log(H/He) | -3.4 | |||||||||||||
| log(C/He) | ||||||||||||||
| log(Ca/He) | ||||||||||||||
| log(Ca/H) | ||||||||||||||
| log(N/He) | ||||||||||||||
| log(O/He) | ||||||||||||||
| log(Na/He) | ||||||||||||||
| log(Mg/He) | ||||||||||||||
| log(Al/He) | ||||||||||||||
| log(Si/He) | ||||||||||||||
| log(P/He) | ||||||||||||||
| log(S/He) | ||||||||||||||
| log(Cl/He) | ||||||||||||||
| log(Sc/He) | ||||||||||||||
| log(Ti/He) | ||||||||||||||
| log(V/He) | ||||||||||||||
| log(Cr/He) | ||||||||||||||
| log(Mn/He) | ||||||||||||||
| log(Fe/He) | ||||||||||||||
| log(Co/He) | ||||||||||||||
| log(Ni/He) | ||||||||||||||
| log(Cu/He) | ||||||||||||||
| log(Zn/He) | ||||||||||||||
| log(Ga/He) | ||||||||||||||
| log(Ge/He) | ||||||||||||||
| log(Sr/He) | ||||||||||||||
| Parallax | [mas] | 11.45 (0.2) | 11.23 (0.2) | 11.23 (0.2) | 11.45 | 11.45 (0.2) | 11.23 (0.2) | |||||||
| Distance | [pc] | 87.37 (1) | 89.05 (2) | 89.01 (2) | 87.37 | 87.37 (1) | 89.01 (2) | |||||||
| Composition | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 17.71987496 (0.2) | 16.74737517 (0.6) | 17.72 (0.2) | 16.74737517 | |||||||||
| Proper motion (declination) | [mas/yr] | -39.44215456 (0.2) | -39.55460744 (0.3) | -39.442 (0.2) | -39.55460744 | |||||||||
| Variability | ||||||||||||||
| Magnetic | ||||||||||||||
| Bd | [MG] | |||||||||||||
| Infrared excess (disk) | ||||||||||||||
| Binarity | ||||||||||||||
| B magnitude | ||||||||||||||
| V magnitude | ||||||||||||||
| R magnitude | ||||||||||||||
| I magnitude | ||||||||||||||
| J magnitude | 18.10 (0.04) | |||||||||||||
| H magnitude | 18.19 (0.1) | |||||||||||||
| K magnitude | 18.12 (0.2) | |||||||||||||
| u magnitude | 19.25 (0.03) | 19.21 (0.03) | 19.25 (0.03) | 19.25 (0.03) | 19.25 (0.03) | |||||||||
| g magnitude | 18.76 (0.008) | 18.76 (0.01) | 18.76 (0.008) | 18.76 (0.008) | ||||||||||
| r magnitude | 18.59 (0.009) | 18.59 (0.01) | 18.59 (0.009) | 18.59 (0.009) | ||||||||||
| i magnitude | 18.62 (0.01) | 18.62 (0.01) | 18.62 (0.01) | 18.62 (0.01) | ||||||||||
| z magnitude | 18.68 (0.03) | 18.68 (0.03) | 18.68 (0.03) | 18.68 (0.03) | ||||||||||
| G magnitude | 18.59 (0.02) | 18.62 | 18.59 | 18.59 (0.003) | 18.62 | |||||||||
| BP magnitude | 18.79 (0.02) | 18.73 | 18.73 | |||||||||||
| RP magnitude | 18.28 (0.02) | 18.25 | 18.25 | |||||||||||
| Pan g magnitude | 18.73 (0.01) | 18.73 (0.009) | ||||||||||||
| Pan r magnitude | 18.61 (0.006) | 18.61 (0.006) | ||||||||||||
| Pan i magnitude | 18.62 (0.01) | 18.62 (0.01) | ||||||||||||
| Pan z magnitude | 18.69 (0.01) | 18.69 (0.01) | ||||||||||||
| Pan y magnitude | 18.73 (0.05) | 18.73 (0.06) | ||||||||||||
| E(B-V) | 0.004 | |||||||||||||
* 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.