All names: J1144+0621, WDJ114402.61+062135.33, Gaia DR3 3909703575588491776, SDSS J114402.59+062135.2, Gaia DR2 3909703579883878528, Gaia EDR3 3909703575588491776, SDSS J114402.60+062135.1
| Parameter | Unit | Gaia EDR3 | Caron et al. 2023 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 44 02.54 (0.3) | 11 44 02.53 | 11 44 02.61 (0.3) | 11 44 02.54 | ||||
| Declination | 06 21 34.31 (0.2) | 06 21 34.31 | 06 21 35.32 (0.2) | 06 21 34.34 | ||||
| Spectral type | DC | DC | DC | DC | ||||
| Effective temperature | [K] | 5295.0 (67) | ||||||
| log(g) | [cgs] | 7.90 (0.04) | ||||||
| Mass | [M☉] | 0.511 (0.03) | ||||||
| log(Luminosity) | [L☉] | |||||||
| Cooling age | [Gyr] | 4.0500 | ||||||
| log(H/He) | ||||||||
| log(C/He) | ||||||||
| log(Ca/He) | ||||||||
| log(Ca/H) | ||||||||
| log(N/He) | ||||||||
| log(O/He) | ||||||||
| log(Na/He) | ||||||||
| log(Mg/He) | ||||||||
| log(Al/He) | ||||||||
| log(Si/He) | ||||||||
| log(P/He) | ||||||||
| log(S/He) | ||||||||
| log(Cl/He) | ||||||||
| log(Sc/He) | ||||||||
| log(Ti/He) | ||||||||
| log(V/He) | ||||||||
| log(Cr/He) | ||||||||
| log(Mn/He) | ||||||||
| log(Fe/He) | ||||||||
| log(Co/He) | ||||||||
| log(Ni/He) | ||||||||
| log(Cu/He) | ||||||||
| log(Zn/He) | ||||||||
| log(Ga/He) | ||||||||
| log(Ge/He) | ||||||||
| log(Sr/He) | ||||||||
| Parallax | [mas] | 12.22 (0.3) | 12.22 (0.3) | 12.22 | 12.22 (0.3) | 11.61 (0.4) | ||
| Distance | [pc] | 81.86 (2) | 81.83 (2) | 81.86 | 81.86 (2) | 86.15 (3) | ||
| Composition | He | |||||||
| Proper motion (right ascension) | [mas/yr] | -71.35041129 (0.3) | -71.35 (0.3) | -71.78920509 | ||||
| Proper motion (declination) | [mas/yr] | -63.50344473 (0.2) | -63.503 (0.2) | -63.68916285 | ||||
| Variability | ||||||||
| Magnetic | ||||||||
| Bd | [MG] | |||||||
| Infrared excess (disk) | ||||||||
| Binarity | ||||||||
| B magnitude | ||||||||
| V magnitude | ||||||||
| R magnitude | ||||||||
| I magnitude | ||||||||
| J magnitude | ||||||||
| H magnitude | ||||||||
| K magnitude | ||||||||
| u magnitude | 20.58 (0.06) | 20.58 (0.06) | 20.58 (0.06) | |||||
| g magnitude | 19.50 (0.01) | 19.50 (0.01) | ||||||
| r magnitude | 18.98 (0.01) | 18.98 (0.01) | ||||||
| i magnitude | 18.86 (0.01) | 18.86 (0.01) | ||||||
| z magnitude | 18.82 (0.03) | 18.82 (0.03) | ||||||
| G magnitude | 19.02 (0.04) | 19.02 | 19.02 (0.004) | 19.05 | ||||
| BP magnitude | 19.37 (0.04) | 19.19 | ||||||
| RP magnitude | 18.55 (0.03) | 18.49 | ||||||
| Pan g magnitude | 19.39 (0.02) | |||||||
| Pan r magnitude | 19.01 (0.03) | |||||||
| Pan i magnitude | 18.83 (0.007) | |||||||
| Pan z magnitude | 18.81 (0.01) | |||||||
| Pan y magnitude | 18.77 (0.03) | |||||||
| E(B-V) | 0.004 | |||||||
* 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.