All names: LSPM J1134+4648, PG 1132+471, 2MASS J11344882+4648357, Gaia EDR3 785521450828261632, USNO-B1.0 1368-00233732, PLX 2677.01, WD 1132+470, WDJ113448.83+464835.67, GALEX J113448.7+464835, G122-31, NLTT 27858, TIC 393857833, G 122-31, Gaia DR2 785521450828261632, Gaia DR3 785521450828261632, GEN# +9.80122031, USNO 322
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | Gaia DR2 | Stilism | Gianninas et al. 2011 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 34 48.59 (0.03) | 11 34 48.60 (0.09) | 11 34 48.59 | 11 34 48.83 (0.03) | 11 34 48.60 | 11 34 49.01 | |||||
| Declination | 46 48 33.67 (0.05) | 46 48 33.73 (0.1) | 46 48 33.67 | 46 48 35.66 (0.05) | 46 48 33.73 | 46 48 42.84 | |||||
| Spectral type | DA | DA | DA | DA1.8 | DA2 | ||||||
| Effective temperature | [K] | 12222.0 | 28160.0 (466) | 16332.0 (176) | |||||||
| log(g) | [cgs] | 8.41 | 8.96 (0.06) | 8.65 (0.01) | |||||||
| Mass | [M☉] | 0.863 | 1.19 (0.03) | 1.019 (0.007) | |||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.6664 | |||||||||
| 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] | 15.22 (0.07) | 15.11 (0.1) | 15.22 | 15.22 (0.07) | 15.11 (0.1) | 14.00 (5) | ||||
| Distance | [pc] | 65.68 (0.3) | 66.20 (0.7) | 83.00 | 65.68 | 65.68 (0.3) | 66.20 (0.7) | 71.43 (26) | |||
| Composition | H | H | |||||||||
| Proper motion (right ascension) | [mas/yr] | -157.4357561 (0.05) | -157.0406917 (0.2) | -157.436 (0.05) | -157.0406917 | ||||||
| Proper motion (declination) | [mas/yr] | -124.4097332 (0.06) | -125.0597691 (0.2) | -124.41 (0.06) | -125.0597691 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 16.46 | ||||||||||
| V magnitude | |||||||||||
| R magnitude | 16.20 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.57 (0.1) | ||||||||||
| H magnitude | 16.14 (0.2) | ||||||||||
| K magnitude | |||||||||||
| u magnitude | 16.25 (0.005) | ||||||||||
| g magnitude | 16.23 (0.004) | ||||||||||
| r magnitude | 16.48 (0.004) | ||||||||||
| i magnitude | 16.68 (0.005) | ||||||||||
| z magnitude | 16.95 (0.01) | ||||||||||
| G magnitude | 16.38 (0.002) | 16.39 | 16.38 | 16.38 (0.003) | 16.39 | ||||||
| BP magnitude | 16.34 (0.002) | 16.30 | 16.30 | ||||||||
| RP magnitude | 16.40 (0.004) | 16.39 | 16.39 | ||||||||
| Pan g magnitude | 16.30 (0.006) | ||||||||||
| Pan r magnitude | 16.52 (0.003) | ||||||||||
| Pan i magnitude | 16.73 (0.002) | ||||||||||
| Pan z magnitude | 16.91 (0.007) | ||||||||||
| Pan y magnitude | 17.06 (0.007) | ||||||||||
| E(B-V) | 0.003 | ||||||||||
* 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.