LHS 1405
All names: J0226+6459, 02265+6459, Gaia DR2 515289392829738624, WDJ022631.96+645929.92, USNO-B1.0 1549-00066576, LHS 1405, Gaia EDR3 515289392829738624, WD 0222+641, PLX 489.11, PSO J036.6383+64.9902, LSPM J0226+6459, NLTT 7937, 2MASS J02263208+6459291, USNO-B1.0 1549-00066607, Gaia DR3 515289392829738624, WISE J022632.03+645928.4, WISEA J022632.02+645928.4, TIC 13456844, PM J02265+6459, LP 53-7, WD 0222+648
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Bergeron et al. 2001 | Bergeron et al. 1997 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 02 26 33.43 (0.05) | 02 26 33.38 (0.07) | 02 26 33.38 (0.07) | 02 26 33.43 | 02 26 31.96 (0.05) | 02 26 33.38 | 02 26 26.86 | |||||||||||
| Declination | 64 59 23.87 (0.08) | 64 59 24.06 (0.09) | 64 59 24.06 (0.09) | 64 59 23.87 | 64 59 29.92 (0.08) | 64 59 24.06 | 65 01 29.28 | |||||||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | |||||||
| Effective temperature | [K] | 4189.0 (57) | 4345.0 (25) | 4079.5 (72) | 4145.0 (40) | 4164.0 | 3907.0 | 4530.0 (264) | 4520.0 (40) | 4530.0 (40) | 4244.0 (39) | |||||||
| log(g) | [cgs] | 7.81 (0.04) | 7.94 (0.01) | 7.77 (0.05) | 7.80 (0.03) | 7.81 | 7.53 | 8.00 (0.04) | 8.00 (0.05) | 7.99 (0.04) | 7.87 (0.02) | |||||||
| Mass | [M☉] | 0.469 (0.02) | 0.539 (0.01) | 0.464 (0.01) | 0.468 | 0.324 | 0.58 (0.03) | 0.57 (0.03) | 0.56 (0.03) | 0.498 (0.01) | ||||||||
| log(Luminosity) | [L☉] | -4.22 | -4.23 (0.02) | -4.22 (0.02) | ||||||||||||||
| Cooling age | [Gyr] | 7.7800 | 6.7020 (0.3) | 6.7210 | 4.2040 | 7.0800 (0.5) | 7.5800 (0.5) | |||||||||||
| 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] | 32.30 (0.1) | 32.30 (0.1) | 32.37 (0.1) | 32.37 (0.1) | 32.37 (0.1) | 32.37 (0.1) | 31.40 (0.8) | 31.40 (0.8) | 31.10 (0.8) | 32.30 | 32.30 (0.1) | 32.37 (0.1) | 31.10 (1) | ||||
| Distance | [pc] | 30.96 (0.1) | 30.96 (0.1) | 30.89 (0.1) | 30.89 (0.1) | 30.89 (0.1) | 30.89 (0.1) | 31.80 (4) | 31.85 (0.8) | 32.15 (0.8) | 30.96 | 30.96 (0.1) | 30.89 (0.1) | 32.15 (1) | ||||
| Composition | H | H | H | He | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 580.3999617 (0.06) | 580.1781593 (0.2) | 580.4 (0.06) | 580.1781593 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -378.2779916 (0.09) | -378.2593705 (0.2) | -378.278 (0.09) | -378.2593705 | |||||||||||||
| Variability | ||||||||||||||||||
| Magnetic | ||||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | 19.59 | 19.59 | 20.90 | |||||||||||||||
| V magnitude | 18.29 | 18.29 | 18.80 | |||||||||||||||
| R magnitude | 17.58 | 17.58 | 17.50 | |||||||||||||||
| I magnitude | 16.95 | 16.95 | ||||||||||||||||
| J magnitude | 16.35 (0.05) | 16.22 (0.09) | 16.35 | 16.35 | 15.47 (0.06) | |||||||||||||
| H magnitude | 16.06 (0.05) | 15.78 (0.1) | 16.06 | 16.06 | 15.07 (0.08) | |||||||||||||
| K magnitude | 15.98 (0.05) | 15.58 (0.2) | 15.98 | 15.98 | 14.68 (0.09) | |||||||||||||
| u magnitude | ||||||||||||||||||
| g magnitude | 18.80 (0.008) | |||||||||||||||||
| r magnitude | 17.87 (0.008) | |||||||||||||||||
| i magnitude | 17.48 (0.007) | |||||||||||||||||
| z magnitude | 17.33 (0.009) | |||||||||||||||||
| G magnitude | 17.90 (0.01) | 17.92 | 17.92 | 17.90 | 17.90 (0.003) | 17.92 | ||||||||||||
| BP magnitude | 18.59 (0.01) | 18.62 | 18.62 | |||||||||||||||
| RP magnitude | 17.13 (0.005) | 17.14 | 17.14 | |||||||||||||||
| Pan g magnitude | 18.80 (0.008) | 18.80 (0.008) | 18.80 (0.008) | |||||||||||||||
| Pan r magnitude | 17.87 (0.007) | 17.87 (0.008) | 17.87 (0.008) | |||||||||||||||
| Pan i magnitude | 17.48 (0.007) | 17.48 (0.007) | 17.48 (0.007) | |||||||||||||||
| Pan z magnitude | 17.33 (0.008) | 17.33 (0.009) | 17.33 (0.009) | |||||||||||||||
| Pan y magnitude | 17.24 (0.03) | 17.24 (0.03) | 17.24 (0.03) | |||||||||||||||
| E(B-V) | 0.001 | |||||||||||||||||
* Constant surface field
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