All names: 2QZ J110907.9+000130, SDSS J110907.95+000133.4, Gaia DR2 3804182280735227008, GALEX J110908.0+000134, MGC 16955, WDJ110907.96+000132.92, Gaia EDR3 3804182280735442560, Gaia DR3 3804182280735442560
| Parameter | Unit | Gaia EDR3 | Kilic et al. 2026a | Stilism | Simbad |
|---|---|---|---|---|---|
| Right ascension | 11 09 07.95 (0.3) | 11 09 07.96 (0.3) | |||
| Declination | 00 01 34.31 (0.3) | 00 01 32.92 (0.3) | |||
| Spectral type | LP40-365st | DB | |||
| Effective temperature | [K] | 16458.0 (386) | |||
| log(g) | [cgs] | 6.03 (0.4) | |||
| Mass | [M☉] | 0.188 (0.009) | |||
| log(Luminosity) | [L☉] | ||||
| Cooling age | [Gyr] | ||||
| log(H/He) | |||||
| log(C/He) | |||||
| log(Ca/He) | |||||
| log(Ca/H) | |||||
| log(Li/H) | |||||
| log(Be/H) | |||||
| log(B/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(Cl/H) | |||||
| log(K/H) | |||||
| log(Sc/H) | |||||
| log(Ti/H) | |||||
| log(V/H) | |||||
| log(Cr/H) | |||||
| log(Mn/H) | |||||
| log(Fe/H) | |||||
| log(Co/H) | |||||
| log(Ni/H) | |||||
| log(Cu/H) | |||||
| log(Sr/H) | |||||
| Parallax | [mas] | 0.40 (0.3) | 0.40 (0.3) | ||
| Distance | [pc] | 2530.36 (1957) | 2530.36 (1957) | ||
| Composition | H | ||||
| Proper motion (right ascension) | [mas/yr] | -9.293 (0.4) | -9.293 (0.4) | ||
| Proper motion (declination) | [mas/yr] | 87.154 (0.3) | 87.154 (0.3) | ||
| Variability | |||||
| Magnetic | |||||
| Bd | [MG] | ||||
| Infrared excess (disk) | |||||
| Binarity | |||||
| B magnitude | 19.11 | ||||
| V magnitude | |||||
| R magnitude | |||||
| I magnitude | |||||
| J magnitude | |||||
| H magnitude | |||||
| K magnitude | |||||
| u magnitude | 19.06 (0.03) | ||||
| g magnitude | 19.02 (0.01) | ||||
| r magnitude | 19.15 (0.01) | ||||
| i magnitude | 19.41 (0.02) | ||||
| z magnitude | 19.81 (0.1) | ||||
| G magnitude | 19.09 (0.004) | 19.09 (0.004) | |||
| BP magnitude | 19.06 (0.03) | ||||
| RP magnitude | 19.15 (0.05) | ||||
| Pan g magnitude | |||||
| Pan r magnitude | |||||
| Pan i magnitude | |||||
| Pan z magnitude | |||||
| Pan y magnitude | |||||
| E(B-V) | 0.026 | ||||
* 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.