All names: [HHD2009] SDSS J1101+1222, Gaia DR3 3871669067497155200, WD 1059+126, Gaia EDR3 3871669067497155200, TIC 372445238, [SGR2010] J1101+1222, WIRED J110151.34+122241.5, Gaia DR2 3871669067497155200, SDSS J110151.34+122241.5, 2MASS J11015131+1222409, GALEX J110151.3+122242
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Tremblay et al. 2011 | Simbad | Eisenstein et al. 2006 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 01 51.35 (0.3) | 11 01 51.34 | 11 01 51.35 (0.5) | 11 01 51.34 | 11 01 51.34 (0.3) | 11 01 51.34 | 11 01 51.55 | 11 01 51.34 | |||||
| Declination | 12 22 41.62 (0.3) | 12 22 41.50 | 12 22 41.62 (0.5) | 12 22 41.48 | 12 22 41.44 (0.3) | 12 22 41.51 | 12 22 39.36 | 12 22 41.51 | |||||
| Spectral type | DA+M | DA | DA+M | DA+M | DA d | DA+M | DA+MS | ||||||
| Effective temperature | [K] | 19868.0 (594) | 21030.0 (580) | 9318.0 (69) | 9356.0 (64) | ||||||||
| log(g) | [cgs] | 7.78 (0.1) | 7.82 (0.08) | 8.26 (0.1) | 8.11 (0.08) | ||||||||
| Mass | [M☉] | 0.51 (0.05) | 0.53 (0.04) | ||||||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 0.0398 | |||||||||||
| 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] | 2.98 (0.3) | 2.76 (0.5) | 2.98 (0.3) | |||||||||
| Distance | [pc] | 335.40 (35) | 362.90 (70) | 1499.00 (362) | 335.40 (35) | ||||||||
| Composition | H | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 9.737447071 (0.4) | 10.45349986 (1) | 9.737 (0.4) | 15.9 | ||||||||
| Proper motion (declination) | [mas/yr] | 11.26767768 (0.3) | 10.92524886 (0.9) | 11.268 (0.3) | 16.4 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | WDMS | WDMS | WDMS | WDMS | |||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.66 (0.2) | ||||||||||||
| H magnitude | 15.85 (0.2) | ||||||||||||
| K magnitude | 15.90 (0.2) | ||||||||||||
| u magnitude | 18.69 (0.02) | 18.70 | 18.71 (0.02) | 18.70 (0.05) | 18.70 | 18.71 (0.05) | |||||||
| g magnitude | 18.57 (0.008) | 18.55 | 18.57 (0.009) | 18.55 (0.03) | 18.55 | 18.56 (0.03) | |||||||
| r magnitude | 18.74 (0.01) | 18.74 | 18.73 (0.01) | 18.74 (0.02) | 18.74 | 18.75 (0.02) | |||||||
| i magnitude | 18.44 (0.01) | 18.44 | 18.43 (0.01) | 18.44 (0.02) | 18.44 | 18.44 (0.02) | |||||||
| z magnitude | 18.01 (0.03) | 18.03 | 18.04 (0.03) | 18.03 (0.04) | 18.03 | 18.00 (0.04) | |||||||
| G magnitude | 18.59 (0.03) | 18.55 | 18.59 (0.005) | ||||||||||
| BP magnitude | 18.62 (0.03) | 18.61 | |||||||||||
| RP magnitude | 18.05 (0.03) | 18.02 | |||||||||||
| Pan g magnitude | 18.61 (0.004) | ||||||||||||
| Pan r magnitude | 18.76 (0.01) | ||||||||||||
| Pan i magnitude | 18.42 (0.01) | ||||||||||||
| Pan z magnitude | 18.09 (0.006) | ||||||||||||
| Pan y magnitude | 17.86 (0.02) | ||||||||||||
| E(B-V) | 0.023 | ||||||||||||
* 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.