2MASS J03092486+0025256
All names: Gaia DR3 3266873724451739776, SDSS J030924.87+002525.1, J0309+0025, Gaia DR2 3266873724451739776, Gaia EDR3 3266873724451739776, PSO J047.3536+00.4233, SDSS J030924.87+002525.2, WD 0306+002.1, SDSS J030924.88+002525.2, WDJ030924.88+002525.58, SDSS J030924.87+002525.3, 2MASS J03092486+0025256, TIC 328401010
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | Bergeron et al. 2022 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 03 09 24.87 (0.1) | 03 09 24.88 | 03 09 24.87 (0.1) | 03 09 24.87 | 03 09 24.88 (0.1) | 03 09 24.87 | 03 09 25.03 | 03 09 24.87 | ||||||||||
| Declination | 00 25 23.88 (0.1) | 00 25 25.16 | 00 25 23.94 (0.1) | 00 25 23.88 | 00 25 25.58 (0.1) | 00 25 23.94 | 00 25 23.16 | 00 25 25.30 | ||||||||||
| Spectral type | DC-IRfaint | DC | DC | DC | DC | DC | DC | DC | DC | DC8.9 | DC | DC | ||||||
| Effective temperature | [K] | 5561.0 (31) | 5570.0 (31) | 5561.0 (31) | 5200.0 (65) | 5516.0 | 5233.0 | 5669.0 (65) | 6300.0 (3) | |||||||||
| log(g) | [cgs] | 8.17 (0.009) | 8.16 (0.01) | 7.94 (0.03) | 8.13 | 7.95 | 8.21 (0.02) | 10.00 (0.003) | ||||||||||
| Mass | [M☉] | 0.675 (0.006) | 0.671 (0.008) | 0.675 (0.006) | 0.533 (0.02) | 0.663 | 0.536 | 0.721 (0.02) | ||||||||||
| log(Luminosity) | [L☉] | |||||||||||||||||
| Cooling age | [Gyr] | 5.2300 | 5.0560 | 4.5150 (0.3) | 4.2900 | 4.4230 | ||||||||||||
| log(H/He) | -1.14 | -1.14 | -1.14 | |||||||||||||||
| 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] | 23.50 (0.1) | 23.27 (0.2) | 23.27 (0.2) | 23.27 (0.2) | 23.50 | 23.50 (0.1) | 23.27 (0.2) | ||||||||||
| Distance | [pc] | 42.56 (0.3) | 42.97 (0.3) | 42.97 (0.3) | 42.97 (0.3) | 42.56 | 42.56 (0.3) | 42.97 (0.3) | ||||||||||
| Composition | He | He | ||||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -1.562683278 (0.1) | -1.367284431 (0.2) | -1.563 (0.1) | -1.367 | |||||||||||||
| Proper motion (declination) | [mas/yr] | -106.2508166 (0.1) | -105.9104891 (0.3) | -106.251 (0.1) | -105.91 | |||||||||||||
| Variability | ||||||||||||||||||
| Magnetic | ||||||||||||||||||
| Bd | [MG] | |||||||||||||||||
| Infrared excess (disk) | ||||||||||||||||||
| Binarity | ||||||||||||||||||
| B magnitude | ||||||||||||||||||
| V magnitude | ||||||||||||||||||
| R magnitude | ||||||||||||||||||
| I magnitude | ||||||||||||||||||
| J magnitude | 16.64 (0.04) | 16.74 (0.1) | 16.64 (0.04) | |||||||||||||||
| H magnitude | 16.54 (0.04) | 16.63 (0.2) | 16.54 (0.04) | |||||||||||||||
| K magnitude | 16.87 (0.04) | 16.87 (0.04) | ||||||||||||||||
| u magnitude | 19.24 (0.03) | 19.24 (0.03) | 19.24 (0.03) | 19.17 (0.02) | 18.59 | 19.19 (0.03) | ||||||||||||
| g magnitude | 18.20 (0.007) | 18.16 (0.007) | 18.20 (0.006) | 17.75 | 18.19 (0.02) | |||||||||||||
| r magnitude | 17.71 (0.006) | 17.71 (0.002) | 17.70 (0.006) | 17.41 | 17.72 (0.02) | |||||||||||||
| i magnitude | 17.48 (0.007) | 17.53 (0.004) | 17.51 (0.007) | 17.28 | 17.52 (0.02) | |||||||||||||
| z magnitude | 17.43 (0.02) | 17.48 (0.004) | 17.44 (0.01) | 17.30 | 17.47 (0.02) | |||||||||||||
| G magnitude | 17.72 (0.01) | 17.74 | 17.72 | 17.72 (0.003) | 17.74 | |||||||||||||
| BP magnitude | 18.07 (0.01) | 18.11 | 18.11 | |||||||||||||||
| RP magnitude | 17.20 (0.01) | 17.20 | 17.20 | |||||||||||||||
| Pan g magnitude | 18.16 (0.007) | 18.16 (0.007) | 18.16 (0.007) | |||||||||||||||
| Pan r magnitude | 17.71 (0.002) | 17.71 (0.002) | 17.71 (0.002) | |||||||||||||||
| Pan i magnitude | 17.53 (0.005) | 17.53 (0.004) | 17.53 (0.004) | |||||||||||||||
| Pan z magnitude | 17.48 (0.003) | 17.48 (0.004) | 17.48 (0.004) | |||||||||||||||
| Pan y magnitude | 17.48 (0.007) | 17.48 (0.008) | 17.48 (0.008) | |||||||||||||||
| E(B-V) | 0.001 | |||||||||||||||||
* Constant surface field
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