All names: 2MASS J22410462+3646388, J2241+3646, 22410+3646, USNO-B1.0 1267-00552242, Gaia DR2 1904585689586580736, PM J22410+3646, LSPM J2241+3646, TIC 128784233, Gaia EDR3 1904585689586580736, PSO J340.2701+36.7776, WDJ224104.65+364638.81, Gaia DR3 1904585689586580736
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 22 41 04.86 (0.03) | 22 41 04.86 (0.05) | 22 41 04.86 | 22 41 04.65 (0.03) | 22 41 04.86 | ||||||||
| Declination | 36 46 39.47 (0.05) | 36 46 39.44 (0.07) | 36 46 39.47 | 36 46 38.81 (0.05) | 36 46 39.44 | ||||||||
| Spectral type | DA | DA | DA | DA | DA | ||||||||
| Effective temperature | [K] | 7261.0 (22) | 7185.0 (60) | 7256.0 | 6986.0 | 7350.0 (113) | 7325.0 (45) | ||||||
| log(g) | [cgs] | 8.11 (0.008) | 8.09 (0.02) | 8.11 | 8.00 | 8.20 (0.09) | 8.12 (0.01) | ||||||
| Mass | [M☉] | 0.661 (0.006) | 0.65 (0.01) | 0.66 | 0.574 | 0.72 (0.06) | 0.669 (0.01) | ||||||
| log(Luminosity) | [L☉] | -3.49 | |||||||||||
| Cooling age | [Gyr] | 1.6900 | 1.6100 (0.06) | 1.6020 | 1.5540 | ||||||||
| 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] | 19.17 (0.06) | 19.18 (0.09) | 19.18 (0.09) | 19.18 (0.09) | 19.17 | 19.17 (0.06) | 19.18 (0.09) | |||||
| Distance | [pc] | 52.17 (0.2) | 52.14 (0.2) | 52.12 (0.2) | 52.12 (0.2) | 53.20 (2) | 52.17 | 52.17 (0.2) | 52.12 (0.2) | ||||
| Composition | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 159.7336532 (0.06) | 159.759 (0.08) | 162.0 | 159.734 (0.06) | 159.7589363 | |||||||
| Proper motion (declination) | [mas/yr] | 41.06229411 (0.06) | 41.219 (0.1) | 47.0 | 41.062 (0.07) | 41.21860235 | |||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | 17.60 | ||||||||||||
| V magnitude | |||||||||||||
| R magnitude | 16.90 | ||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 16.43 (0.01) | 16.38 (0.09) | 16.38 | 16.38 (0.09) | |||||||||
| H magnitude | 16.17 (0.2) | 16.17 (0.2) | 16.17 | 16.17 (0.2) | |||||||||
| K magnitude | 16.98 (0.03) | 16.98 | |||||||||||
| u magnitude | |||||||||||||
| g magnitude | 17.21 (0.002) | ||||||||||||
| r magnitude | 17.07 (0.003) | ||||||||||||
| i magnitude | 17.05 (0.002) | ||||||||||||
| z magnitude | 17.11 (0.005) | ||||||||||||
| G magnitude | 17.03 (0.005) | 17.05 | 17.03 | 17.03 (0.003) | 17.05 | ||||||||
| BP magnitude | 17.21 (0.005) | 17.19 | 17.19 | ||||||||||
| RP magnitude | 16.73 (0.004) | 16.73 | 16.73 | ||||||||||
| Pan g magnitude | 17.21 (0.002) | 17.21 (0.002) | 17.20 (0.002) | ||||||||||
| Pan r magnitude | 17.07 (0.003) | 17.07 (0.002) | 17.07 (0.002) | ||||||||||
| Pan i magnitude | 17.05 (0.002) | 17.05 (0.002) | 17.05 (0.002) | ||||||||||
| Pan z magnitude | 17.11 (0.003) | 17.11 (0.005) | 17.11 (0.005) | ||||||||||
| Pan y magnitude | 17.16 (0.01) | 17.16 (0.01) | 17.16 (0.01) | ||||||||||
| E(B-V) | 0.005 | ||||||||||||
* 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.