All names: SDSS J102453.04+103336.6, Gaia DR3 3876454756281701760, SDSS J102453.03+103336.6, SDSS J102453.04+103336.7, GALEX J102453.1+103336, SDSS J102453.03+103336.5, Gaia DR2 3876454756281701760, [HHD2009] SDSS J1024+1033, WD 1022+108, Gaia EDR3 3876454756281701760
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 24 53.03 (0.3) | 10 24 53.03 | 10 24 53.03 (0.4) | 10 24 53.03 | 10 24 53.04 (0.3) | 10 24 53.04 | 10 24 52.90 | 10 24 53.04 | ||||
| Declination | 10 33 36.54 (0.2) | 10 33 36.57 | 10 33 36.54 (0.4) | 10 33 36.61 | 10 33 36.69 (0.2) | 10 33 36.65 | 10 33 33.12 | 10 33 36.65 | ||||
| Spectral type | DA+M | DA+M | DA+dMe | DA+M | DA dM | DA+M | ||||||
| Effective temperature | [K] | 37555.0 (2897) | 37424.0 (2883) | 6481.0 (91) | 6313.0 (18) | |||||||
| log(g) | [cgs] | 7.59 (0.4) | 8.21 (0.4) | 7.72 (0.3) | 5.88 (0.3) | |||||||
| Mass | [M☉] | 0.48 (0.1) | 0.79 (0.2) | |||||||||
| log(Luminosity) | [L☉] | -0.21 (0.3) | ||||||||||
| Cooling age | [Gyr] | 0.0032 (0.002) | ||||||||||
| 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] | 0.45 (0.3) | -0.30 (0.5) | 0.45 (0.3) | ||||||||
| Distance | [pc] | 2234.13 (1580) | 248.00 (9) | 2234.14 (1580) | ||||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -4.07774637 (0.3) | -3.623712362 (0.9) | -4.078 (0.3) | -3.0 | |||||||
| Proper motion (declination) | [mas/yr] | -9.258000246 (0.3) | -8.286412797 (1) | -9.258 (0.3) | -8.6 | |||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | WDMS | WDMS | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 19.71 (0.03) | 19.68 | 19.68 (0.04) | 19.68 (0.04) | 19.68 | 19.68 (0.04) | ||||||
| g magnitude | 19.90 (0.02) | 19.70 | 19.67 (0.02) | 19.70 (0.03) | 19.70 | 19.69 (0.03) | ||||||
| r magnitude | 19.49 (0.02) | 19.46 | 19.42 (0.02) | 19.46 (0.02) | 19.46 | 19.45 (0.02) | ||||||
| i magnitude | 18.95 (0.01) | 19.02 | 18.96 (0.01) | 19.02 (0.03) | 19.02 | 19.02 (0.03) | ||||||
| z magnitude | 18.62 (0.03) | 18.54 | 18.50 (0.03) | 18.54 (0.04) | 18.54 | 18.54 (0.04) | ||||||
| G magnitude | 19.31 (0.06) | 19.32 | 19.31 (0.005) | |||||||||
| BP magnitude | 19.86 (0.06) | 19.59 | ||||||||||
| RP magnitude | 18.61 (0.02) | 18.52 | ||||||||||
| Pan g magnitude | 19.75 (0.01) | |||||||||||
| Pan r magnitude | 19.49 (0.007) | |||||||||||
| Pan i magnitude | 18.99 (0.02) | |||||||||||
| Pan z magnitude | 18.68 (0.01) | |||||||||||
| Pan y magnitude | 18.51 (0.03) | |||||||||||
| E(B-V) | 0.025 | |||||||||||
* 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.