LP 374-46
All names: 11253+2111, 2MASS J11252145+2111158, USNO-B1.0 1111-00200220, Gaia EDR3 3978862277154958592, WDJ112521.40+211114.77, NLTT 27340, SDSS J112521.30+211113.3, TIC 3896252, SDSS J112521.29+211113.2, J1125+2111, Gaia DR3 3978862277154958592, LSPM J1125+2111, LP 374-46, WD 1122+214, PSO J171.3381+21.1863, GALEX J112521.3+211113, PM J11253+2111, Gaia DR2 3978862277154958592
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | 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 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 11 25 21.09 (0.06) | 11 25 21.10 (0.09) | 11 25 21.10 (0.09) | 11 25 21.09 | 11 25 21.40 (0.06) | 11 25 21.10 | 11 25 20.83 | ||||||||||
| Declination | 21 11 09.98 (0.06) | 21 11 10.13 (0.09) | 21 11 10.13 (0.09) | 21 11 09.98 | 21 11 14.77 (0.06) | 21 11 10.13 | 21 11 12.12 | ||||||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | DC | DC: | DC | DC | ||||||
| Effective temperature | [K] | 5994.0 (22) | 6194.0 (81) | 5968.0 (24) | 6143.9 (68) | 6095.0 (95) | 6400.0 | 6152.0 | 6390.0 (117) | 5601.0 (89) | |||||||
| log(g) | [cgs] | 7.92 (0.007) | 8.04 (0.04) | 7.90 (0.007) | 8.02 (0.04) | 8.01 (0.04) | 8.16 | 8.03 | 8.00 (0) | 7.87 (0.02) | |||||||
| Mass | [M☉] | 0.522 (0.006) | 0.598 (0.03) | 0.515 (0.005) | 0.579 (0.02) | 0.688 | 0.588 | 0.57 (0.1) | 0.497 (0.02) | ||||||||
| log(Luminosity) | [L☉] | -3.63 | |||||||||||||||
| Cooling age | [Gyr] | 2.2300 | 2.4290 (0.2) | 2.7070 | 2.3910 | ||||||||||||
| log(H/He) | -3.0 | -3.0 | |||||||||||||||
| 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] | 26.22 (0.07) | 26.22 (0.07) | 26.16 (0.09) | 26.16 (0.09) | 26.16 (0.09) | 26.16 (0.09) | 26.22 | 26.22 (0.07) | 26.16 (0.09) | |||||||
| Distance | [pc] | 38.14 (0.1) | 38.14 (0.1) | 38.23 (0.1) | 38.23 (0.1) | 38.23 (0.1) | 38.23 (0.1) | 41.20 (5) | 38.14 | 38.14 (0.1) | 38.23 (0.1) | ||||||
| Composition | He | He | He | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -266.1023831 (0.08) | -265.7130187 (0.2) | -266.102 (0.08) | -265.7130187 | ||||||||||||
| Proper motion (declination) | [mas/yr] | -299.3526686 (0.07) | -299.1827239 (0.2) | -299.353 (0.07) | -299.1827239 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | |||||||||||||||||
| B magnitude | 16.80 | ||||||||||||||||
| V magnitude | |||||||||||||||||
| R magnitude | 16.70 | ||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 16.13 (0.01) | 16.24 (0.1) | 16.24 | 16.24 (0.1) | |||||||||||||
| H magnitude | 16.18 (0.2) | 16.18 (0.2) | 16.18 | 16.18 (0.2) | |||||||||||||
| K magnitude | 15.65 (0.2) | 15.65 (0.2) | 15.65 | 15.65 (0.2) | |||||||||||||
| u magnitude | 17.87 (0.01) | 17.88 | 17.88 (0.01) | 17.88 (0.01) | |||||||||||||
| g magnitude | 17.18 | 17.17 (0.007) | 17.18 (0.004) | ||||||||||||||
| r magnitude | 16.90 | 16.89 (0.002) | 16.91 (0.004) | ||||||||||||||
| i magnitude | 16.79 | 16.82 (0.003) | 16.80 (0.005) | ||||||||||||||
| z magnitude | 16.79 | 16.84 (0.002) | 16.78 (0.009) | ||||||||||||||
| G magnitude | 16.89 (0.01) | 16.90 | 16.90 | 16.89 | 16.89 (0.003) | 16.90 | |||||||||||
| BP magnitude | 17.15 (0.01) | 17.15 | 17.15 | ||||||||||||||
| RP magnitude | 16.47 (0.006) | 16.48 | 16.48 | ||||||||||||||
| Pan g magnitude | 17.17 (0.008) | 17.17 (0.007) | 17.17 (0.007) | ||||||||||||||
| Pan r magnitude | 16.89 (0.002) | 16.89 (0.002) | 16.89 (0.002) | ||||||||||||||
| Pan i magnitude | 16.82 (0.003) | 16.82 (0.003) | 16.82 (0.003) | ||||||||||||||
| Pan z magnitude | 16.84 (0.001) | 16.84 (0.002) | 16.84 (0.002) | ||||||||||||||
| Pan y magnitude | 16.87 (0.007) | 16.87 (0.006) | 16.86 (0.006) | ||||||||||||||
| E(B-V) | 0.001 | ||||||||||||||||
* Constant surface field
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