All names: SDSS J095759.17-010707.6, SDSS J095759.16-010707.4, SDSS J095759.16-010707.5, J0957-0107, Gaia DR2 3832801498958855552, USNO-B1.0 0888-00188762, SDSS J095759.16-010707.3, Gaia EDR3 3832801498958855552, WIRED J095759.16-010707.2, Gaia DR3 3832801498958855552, SDSS J095759.16-010707.2, WD 0955-008.1, ULAS J095759.19-010708.1
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Caron et al. 2023 | Stilism | Tremblay et al. 2011 | Vincent et al. 2024 | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Kleinman et al. 2004 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 09 57 59.20 (0.1) | 09 57 59.16 | 09 57 59.20 | 09 57 59.17 (0.1) | 09 58 10.18 | 09 57 59.16 | 09 57 59.16 | ||||||
| Declination | -01 07 09.53 (0.2) | -01 07 07.45 | -01 07 09.53 | -01 07 07.44 (0.2) | -01 04 15.24 | -01 07 07.29 | -01 07 07.28 | ||||||
| Spectral type | DA | DA | DA | DA | DA2.1 | DA | DA | ||||||
| Effective temperature | [K] | 7900.0 (49) | 7760.0 (40) | 7721.0 (133) | 7626.0 (32) | 8200.0 (32) | |||||||
| log(g) | [cgs] | 8.19 (0.01) | 8.09 (0.07) | 8.14 (0.03) | 7.91 (0.06) | 8.70 (0.07) | |||||||
| Mass | [M☉] | 0.713 (0.01) | 0.65 (0.04) | 0.68 (0.03) | 0.546 (0.03) | ||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 1.5300 | 1.3490 | ||||||||||
| 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] | 13.65 (0.1) | 13.65 (0.1) | 13.65 | 13.65 (0.1) | ||||||||
| Distance | [pc] | 73.27 (0.7) | 73.26 (0.7) | 73.27 | 73.27 (0.7) | ||||||||
| Composition | H | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 31.19076453 (0.1) | 31.191 (0.1) | 34.0 | |||||||||
| Proper motion (declination) | [mas/yr] | -130.6334862 (0.2) | -130.633 (0.2) | -129.0 | |||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 17.60 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 17.30 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.13 (0.02) | 17.13 (0.02) | |||||||||||
| H magnitude | 17.02 (0.04) | 17.02 (0.04) | |||||||||||
| K magnitude | 17.13 (0.07) | 17.13 (0.07) | |||||||||||
| u magnitude | 18.16 (0.01) | 18.16 (0.01) | 18.16 (0.01) | 16.40 | 18.21 (0.02) | 18.21 (0.02) | |||||||
| g magnitude | 17.73 (0.006) | 17.71 (0.005) | 16.51 | 17.72 (0.01) | 17.75 (0.03) | ||||||||
| r magnitude | 17.64 (0.006) | 17.63 (0.006) | 16.84 | 17.63 (0.01) | 17.67 (0.02) | ||||||||
| i magnitude | 17.64 (0.007) | 17.64 (0.007) | 17.18 | 17.64 (0.01) | 17.66 (0.02) | ||||||||
| z magnitude | 17.70 (0.02) | 17.70 (0.02) | 17.41 | 17.69 (0.03) | 17.74 (0.03) | ||||||||
| G magnitude | 17.59 (0.02) | 17.59 | 17.59 (0.003) | ||||||||||
| BP magnitude | 17.73 (0.02) | ||||||||||||
| RP magnitude | 17.35 (0.01) | ||||||||||||
| Pan g magnitude | 17.73 (0.006) | 17.73 (0.006) | |||||||||||
| Pan r magnitude | 17.63 (0.003) | 17.63 (0.003) | |||||||||||
| Pan i magnitude | 17.65 (0.003) | 17.65 (0.003) | |||||||||||
| Pan z magnitude | 17.73 (0.006) | 17.73 (0.006) | |||||||||||
| Pan y magnitude | 17.77 (0.01) | 17.77 (0.01) | |||||||||||
| E(B-V) | 0.002 | ||||||||||||
* 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.