2MASS J01213782+3440431
All names: Gaia EDR3 320029150076023808, TIC 61129836, 2MASS J01213782+3440431, LAMOST J012137.67+344042.9, PSO J020.4067+34.6786, WDJ012137.80+344042.98, Gaia DR3 320029150076023808, SDSS J012137.74+344043.0, PM J01216+3440, 01216+3440, GALEX J012137.7+344043, Gaia DR2 320029150076023808, J0121+3440, WD 0118+344
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | O'Brien et al. 2024 | Caron et al. 2023 | McCleery et al. 2020 | Coutu et al. 2019 | Blouin et al. 2019 | MWDD H | Gaia DR2 | Stilism | Limoges et al. 2015 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 01 21 37.61 (0.05) | 01 21 37.62 (0.08) | 01 21 37.80 | 01 21 37.62 (0.08) | 01 21 37.61 | 01 21 37.80 (0.05) | 01 21 37.62 | 01 21 37.54 | |||||||||
| Declination | 34 40 43.09 (0.05) | 34 40 43.09 (0.09) | 34 40 42.98 | 34 40 43.09 (0.09) | 34 40 43.09 | 34 40 42.98 (0.05) | 34 40 43.09 | 34 40 41.16 | |||||||||
| Spectral type | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ | DZ | ||||||
| Effective temperature | [K] | 7326.0 (55) | 7064.0 (104) | 6798.0 (28) | 7053.5 (118) | 6906.0 (134) | 7050.0 (85) | 7677.0 | 6890.0 (116) | 7068.0 (58) | |||||||
| log(g) | [cgs] | 8.29 (0.01) | 8.26 (0.04) | 8.09 (0.008) | 8.14 (0.05) | 8.13 | 8.22 (0.03) | 8.38 | 8.00 (0) | 8.21 (0.01) | |||||||
| Mass | [M☉] | 0.763 (0.01) | 0.743 (0.02) | 0.627 (0.007) | 0.6529 | 0.713 (0.02) | 0.836 | 0.58 (0.1) | 0.705 (0.01) | ||||||||
| log(Luminosity) | [L☉] | -3.49 | |||||||||||||||
| Cooling age | [Gyr] | 1.9700 | 2.0500 | 2.3480 (0.2) | 2.5190 | ||||||||||||
| log(H/He) | -4.0 | <-3.72 | |||||||||||||||
| log(C/He) | |||||||||||||||||
| log(Ca/He) | -10.6 | -10.85 | -10.8003 (0.06) | -10.86 | -11.03 | ||||||||||||
| 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] | 25.78 (0.07) | 25.78 (0.07) | 25.69 (0.1) | 25.69 (0.1) | 25.69 | 25.69 (0.1) | 25.69 (0.1) | 25.78 | 25.78 (0.07) | 25.69 (0.1) | ||||||
| Distance | [pc] | 38.79 (0.1) | 38.79 (0.1) | 38.93 (0.2) | 38.92 (0.2) | 38.92 (0.2) | 38.92 (0.2) | 38.92 (0.2) | 41.70 (0.9) | 38.79 | 38.79 (0.1) | 38.92 (0.2) | |||||
| Composition | He | He | He | He | He | He | He | ||||||||||
| Proper motion (right ascension) | [mas/yr] | -139.3226037 (0.06) | -139.2642377 (0.1) | -139.323 (0.06) | -139.2642377 | ||||||||||||
| Proper motion (declination) | [mas/yr] | 7.256605599 (0.06) | 7.18911494 (0.2) | 7.257 (0.06) | 7.18911494 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | |||||||||||||||||
| B magnitude | |||||||||||||||||
| V magnitude | |||||||||||||||||
| R magnitude | |||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 16.17 (0.01) | 16.13 (0.1) | 16.13 | 16.13 (0.1) | |||||||||||||
| H magnitude | 16.15 (0.3) | 16.15 (0.3) | 16.15 | 16.15 (0.3) | |||||||||||||
| K magnitude | 15.88 (0.03) | 15.88 | |||||||||||||||
| u magnitude | 17.23 (0.009) | 17.27 | 17.23 (0.009) | 17.26 (0.009) | |||||||||||||
| g magnitude | 16.76 | 16.75 (0.008) | 16.77 (0.004) | ||||||||||||||
| r magnitude | 16.64 | 16.65 (0.004) | 16.64 (0.004) | ||||||||||||||
| i magnitude | 16.64 | 16.67 (0.002) | 16.64 (0.005) | ||||||||||||||
| z magnitude | 16.74 | 16.75 (0.002) | 16.76 (0.01) | ||||||||||||||
| G magnitude | 16.61 (0.005) | 16.63 | 16.63 | 16.61 | 16.61 (0.003) | 16.63 | |||||||||||
| BP magnitude | 16.77 (0.005) | 16.77 | 16.77 | ||||||||||||||
| RP magnitude | 16.33 (0.006) | 16.34 | 16.34 | ||||||||||||||
| Pan g magnitude | 16.75 (0.008) | 16.75 (0.008) | 16.75 (0.008) | ||||||||||||||
| Pan r magnitude | 16.65 (0.005) | 16.65 (0.004) | 16.65 (0.004) | ||||||||||||||
| Pan i magnitude | 16.67 (0.002) | 16.67 (0.002) | 16.67 (0.002) | ||||||||||||||
| Pan z magnitude | 16.75 (0.003) | 16.75 (0.002) | 16.75 (0.002) | ||||||||||||||
| Pan y magnitude | 16.81 (0.008) | 16.81 (0.008) | 16.80 (0.008) | ||||||||||||||
| E(B-V) | 0.001 | ||||||||||||||||
* Constant surface field
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