All names: LP 357-110, NLTT 12355, WDJ040104.29+214025.06, TIC 14256488, 2MASS J04010430+2140252, Gaia DR3 53042472446551424, LSPM J0401+2140, Gaia EDR3 53042472446551424, WDJ04014.29+214025.06, J0401+2140, USNO-B1.0 1116-00061583, Gaia DR2 53042472446551424
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Jewett et al. 2024 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 04 01 04.23 (0.07) | 04 01 04.23 | 04 01 04.23 | 04 01 04.29 (0.07) | 04 01 04.23 | ||||||
| Declination | 21 40 20.97 (0.04) | 21 40 21.10 | 21 40 20.97 | 21 40 25.07 (0.04) | 21 40 21.10 | ||||||
| Spectral type | DA | DA | DA | ||||||||
| Effective temperature | [K] | 18009.0 (416) | 18012.0 | 18463.0 | 17653.0 (409) | ||||||
| log(g) | [cgs] | 9.04 | 9.04 | 9.11 | 9.02 (0.02) | ||||||
| Mass | [M☉] | 1.217 (0.007) | 1.216 | 1.235 | 1.209 (0.009) | ||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 0.8400 (0.06) | 0.7637 | 0.7654 | |||||||
| 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] | 14.03 (0.08) | 13.98 (0.1) | 14.03 | 14.03 (0.08) | 13.98 (0.1) | |||||
| Distance | [pc] | 71.27 (0.4) | 71.55 (0.6) | 71.27 | 71.27 (0.4) | 71.55 (0.6) | |||||
| Composition | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -52.36211801 (0.09) | -51.98354895 (0.2) | -52.362 (0.09) | -51.98354895 | ||||||
| Proper motion (declination) | [mas/yr] | -256.2680817 (0.06) | -255.9578633 (0.1) | -256.268 (0.06) | -255.9578633 | ||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | 16.70 | ||||||||||
| V magnitude | |||||||||||
| R magnitude | 17.20 | ||||||||||
| I magnitude | |||||||||||
| J magnitude | 16.74 (0.2) | ||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | |||||||||||
| g magnitude | |||||||||||
| r magnitude | |||||||||||
| i magnitude | |||||||||||
| z magnitude | |||||||||||
| G magnitude | 17.10 (0.009) | 17.12 | 17.10 | 17.10 (0.003) | 17.12 | ||||||
| BP magnitude | 17.05 (0.009) | 17.01 | 17.01 | ||||||||
| RP magnitude | 17.24 (0.009) | 17.23 | 17.23 | ||||||||
| Pan g magnitude | 16.97 (0.007) | ||||||||||
| Pan r magnitude | 17.25 (0.004) | ||||||||||
| Pan i magnitude | 17.55 (0.004) | ||||||||||
| Pan z magnitude | 17.81 (0.005) | ||||||||||
| Pan y magnitude | 17.98 (0.02) | ||||||||||
| E(B-V) | 0.002 | ||||||||||
* 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.