WD 1425+057
All names: SDSS J142748.12+053232.3, PSO J216.9497+05.5416, J1427+0532, TIC 402184491, PM J14277+0532, LSPM J1427+0532, WDJ142748.13+053232.58, SDSS J142748.12+053232.2, Gaia EDR3 3669936102871625600, LP 560-24, PM J14278+0532, Gaia DR3 3669936102871625600, 14278+0532, WD 1425+057, USNO-B1.0 0955-00234239, NLTT 37408, SDSS J142748.11+053232.3, Gaia DR2 3669936102871625600, 2MASS J14274811+0532321
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2026b | Caron et al. 2023 | Blouin et al. 2019 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Limoges et al. 2015 | Sayres et al. 2012 | 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 | 14 27 47.92 (0.06) | 14 27 48.11 | 14 27 47.93 (0.08) | 14 27 48.12 | 14 27 47.92 | 14 27 48.13 (0.06) | 14 27 47.93 | 14 27 47.83 | 14 27 48.12 | ||||||||||
| Declination | 05 32 29.84 (0.05) | 05 32 32.31 | 05 32 29.93 (0.07) | 05 32 32.20 | 05 32 29.84 | 05 32 32.59 (0.05) | 05 32 29.93 | 05 32 29.76 | 05 32 32.29 | ||||||||||
| Spectral type | DAH | DC | DC | DC | DC | DA+DC | DC | DC | DA+DC | DC | DA | DC | DC | ||||||
| Effective temperature | [K] | 7137.0 (32) | 6500.0 (22) | 6725.0 (155) | 7107.0 | 6840.0 | 7030.0 (218) | 7060.0 (30) | 6434.0 (78) | 6301.0 (5) | |||||||||
| log(g) | [cgs] | 8.25 (0.008) | 7.95 (0.008) | 8.11 (0.06) | 8.25 | 8.14 | 8.00 (0.2) | 8.01 (0.02) | 10.00 (0.003) | ||||||||||
| Mass | [M☉] | 0.753 (0.006) | 0.546 (0.006) | 0.641 (0.04) | 0.751 | 0.664 | 0.59 (0.1) | 0.578 (0.02) | |||||||||||
| log(Luminosity) | [L☉] | -3.45 | |||||||||||||||||
| Cooling age | [Gyr] | 1.8400 | 2.1350 (0.2) | 2.3530 | 2.2040 | ||||||||||||||
| log(H/He) | -3.2 | ||||||||||||||||||
| log(C/He) | |||||||||||||||||||
| log(Ca/He) | |||||||||||||||||||
| log(Ca/H) | |||||||||||||||||||
| log(Li/H) | |||||||||||||||||||
| log(Be/H) | |||||||||||||||||||
| log(B/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(Cl/H) | |||||||||||||||||||
| log(K/H) | |||||||||||||||||||
| log(Sc/H) | |||||||||||||||||||
| log(Ti/H) | |||||||||||||||||||
| log(V/H) | |||||||||||||||||||
| log(Cr/H) | |||||||||||||||||||
| log(Mn/H) | |||||||||||||||||||
| log(Fe/H) | |||||||||||||||||||
| log(Co/H) | |||||||||||||||||||
| log(Ni/H) | |||||||||||||||||||
| log(Cu/H) | |||||||||||||||||||
| log(Sr/H) | |||||||||||||||||||
| Parallax | [mas] | 23.89 (0.07) | 23.93 (0.09) | 23.93 (0.09) | 23.93 (0.09) | 23.89 | 23.89 (0.07) | 23.93 (0.09) | |||||||||||
| Distance | [pc] | 41.87 (0.1) | 41.79 (0.2) | 41.79 (0.2) | 41.79 (0.2) | 69.30 (8) | 48.50 | 41.87 | 41.87 (0.1) | 41.79 (0.2) | |||||||||
| Composition | H | He | He | H | He | ||||||||||||||
| Proper motion (right ascension) | [mas/yr] | -195.7928503 (0.07) | -195.951064 (0.2) | -195.793 (0.07) | -195.951 | ||||||||||||||
| Proper motion (declination) | [mas/yr] | -171.4993088 (0.06) | -171.3995809 (0.1) | -171.499 (0.06) | -171.4 | ||||||||||||||
| Variability | |||||||||||||||||||
| Magnetic | |||||||||||||||||||
| Bd | [MG] | ||||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||||
| Binarity | WD+WD | ||||||||||||||||||
| B magnitude | 17.60 | ||||||||||||||||||
| V magnitude | |||||||||||||||||||
| R magnitude | 16.70 | ||||||||||||||||||
| I magnitude | |||||||||||||||||||
| J magnitude | 16.24 (0.01) | 16.30 (0.1) | 16.30 | 16.24 (0.01) | 16.30 (0.1) | ||||||||||||||
| H magnitude | 16.13 (0.02) | 16.03 (0.1) | 16.03 | 16.15 (0.02) | 16.03 (0.1) | ||||||||||||||
| K magnitude | 15.98 (0.03) | 15.93 (0.3) | 15.93 | 15.97 (0.03) | 15.93 (0.3) | ||||||||||||||
| u magnitude | 17.62 (0.01) | 17.59 (0.01) | 17.61 | 17.61 (0.01) | 17.62 (0.01) | 17.62 (0.01) | 17.58 (0.02) | ||||||||||||
| g magnitude | 17.04 (0.004) | 17.02 | 17.02 (0.004) | 17.02 (0.005) | 17.04 (0.004) | 17.03 (0.02) | |||||||||||||
| r magnitude | 16.87 (0.004) | 16.86 | (0.004) | 16.87 (0.003) | 16.87 (0.004) | 16.86 (0.02) | |||||||||||||
| i magnitude | 16.82 (0.005) | 16.82 | 16.82 (0.005) | 16.84 (0.003) | 16.82 (0.005) | 16.83 (0.02) | |||||||||||||
| z magnitude | 16.90 (0.01) | 16.86 | 16.86 (0.01) | 16.90 (0.003) | 16.90 (0.01) | 16.86 (0.02) | |||||||||||||
| G magnitude | 16.84 (0.008) | 16.86 | 16.84 | 16.84 (0.003) | 16.86 | ||||||||||||||
| BP magnitude | 17.04 (0.008) | 17.04 | 17.04 | ||||||||||||||||
| RP magnitude | 16.54 (0.008) | 16.53 | 16.53 | ||||||||||||||||
| Pan g magnitude | 17.02 (0.006) | 17.02 (0.005) | 17.02 (0.005) | ||||||||||||||||
| Pan r magnitude | 16.87 (0.003) | 16.87 (0.003) | 16.87 (0.003) | ||||||||||||||||
| Pan i magnitude | 16.84 (0.004) | 16.84 (0.003) | 16.84 (0.003) | ||||||||||||||||
| Pan z magnitude | 16.90 (0.003) | 16.90 (0.003) | 16.90 (0.003) | ||||||||||||||||
| Pan y magnitude | 16.94 (0.007) | 16.94 (0.006) | 16.94 (0.006) | ||||||||||||||||
| E(B-V) | 0.002 | ||||||||||||||||||
* Constant surface field
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