All names: SDSS J112316.81+291558.4, Gaia EDR3 4022136473549012736, SDSS J112316.80+291558.4, PB 2618, LAMOST J112316.80+291558.4, LB 10161, WD 1120+295, Gaia DR2 4022136473549012736, Gaia DR3 4022136473549012736, GALEX J112316.8+291559, SDSS J112316.80+291558.5
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Bedard et al. 2020 | Gaia DR2 | Stilism | sdss-wdms.org (29/04/2016) | Simbad | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 23 16.80 (0.3) | 11 23 16.80 | 11 23 16.80 (0.4) | 11 23 16.80 | 11 23 16.80 (0.3) | 11 23 16.97 | 11 23 16.80 | |||||
| Declination | 29 15 58.36 (0.2) | 29 15 58.47 | 29 15 58.36 (0.3) | 29 15 58.50 | 29 15 58.36 (0.2) | 29 15 55.80 | 29 15 58.46 | |||||
| Spectral type | DA | DA+M | DA+M | DA1.6 M | DA+M | DA | ||||||
| Effective temperature | [K] | 30898.0 (409) | 31128.0 (643) | 30996.0 (400) | ||||||||
| log(g) | [cgs] | 7.71 (0.1) | 7.69 (0.1) | 7.76 (0.1) | ||||||||
| Mass | [M☉] | 0.51 (0.04) | 0.5 (0.06) | |||||||||
| log(Luminosity) | [L☉] | -0.65 (0.07) | ||||||||||
| Cooling age | [Gyr] | 0.0074 (0.0008) | ||||||||||
| 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] | 0.98 (0.3) | 1.26 (0.4) | 0.98 (0.3) | ||||||||
| Distance | [pc] | 1018.59 (334) | 793.90 (248) | 538.00 (49) | 1018.64 (334) | |||||||
| Composition | H | |||||||||||
| Proper motion (right ascension) | [mas/yr] | -0.02824944 (0.3) | 1.071 (0.8) | -0.028 (0.3) | ||||||||
| Proper motion (declination) | [mas/yr] | -0.198197069 (0.3) | -0.309 (0.6) | -0.198 (0.3) | ||||||||
| Variability | ||||||||||||
| Magnetic | ||||||||||||
| Bd | [MG] | |||||||||||
| Infrared excess (disk) | ||||||||||||
| Binarity | WDMS | yes | WDMS | |||||||||
| B magnitude | ||||||||||||
| V magnitude | ||||||||||||
| R magnitude | ||||||||||||
| I magnitude | ||||||||||||
| J magnitude | ||||||||||||
| H magnitude | ||||||||||||
| K magnitude | ||||||||||||
| u magnitude | 18.82 (0.02) | 18.85 | 18.82 (0.02) | 18.85 | 18.85 (0.02) | |||||||
| g magnitude | 19.04 (0.009) | 19.05 | 19.04 (0.009) | 19.05 | 19.05 (0.02) | |||||||
| r magnitude | 19.49 (0.01) | 19.50 | 19.49 (0.01) | 19.50 | 19.49 (0.02) | |||||||
| i magnitude | 19.76 (0.02) | 19.77 | 19.76 (0.02) | 19.77 | 19.76 (0.03) | |||||||
| z magnitude | 19.76 (0.1) | 19.77 | 19.77 (0.1) | 19.77 | 19.76 (0.1) | |||||||
| G magnitude | 19.26 (0.03) | 19.30 | 19.26 (0.004) | |||||||||
| BP magnitude | 19.14 (0.03) | 19.08 | ||||||||||
| RP magnitude | 19.58 (0.07) | 19.53 | ||||||||||
| Pan g magnitude | 19.08 (0.005) | |||||||||||
| Pan r magnitude | 19.48 (0.01) | |||||||||||
| Pan i magnitude | 19.80 (0.01) | |||||||||||
| Pan z magnitude | 19.95 (0.02) | |||||||||||
| Pan y magnitude | 19.87 (0.04) | |||||||||||
| E(B-V) | 0.017 | |||||||||||
* 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.