WD 0004+122
All names: CNS5 30, USNO-B1.0 1025-00001388, LP 464-57, PM J00073+1230, UCAC2 36224920, Gaia DR2 2766234439302571904, WDJ000720.55+123021.16, 00073+1230, TIC 357353518, PSO J001.8367+12.5051, LSPM J0007+1230, J0007+1230, NLTT 287, 2MASS J00072049+1230216, Gaia DR3 2766234439302571904, Gaia EDR3 2766234439302571904, WD 0004+122
| 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 | Kawka et Vennes 2006 | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | White Dwarf Catalog (McCook & Sion 1999) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 00 07 20.94 (0.05) | 00 07 20.92 (0.1) | 00 07 20.92 (0.1) | 00 07 20.94 | 00 07 20.55 (0.05) | 00 07 20.92 | 00 07 20.16 | ||||||||||
| Declination | 12 30 17.44 (0.04) | 12 30 17.56 (0.05) | 12 30 17.56 (0.05) | 12 30 17.44 | 12 30 21.16 (0.04) | 12 30 17.56 | 12 30 18.00 | ||||||||||
| Spectral type | DCP | DC | DC | DC | DC | DC | DC | DC | DA: | DC | DC8.0 | ||||||
| Effective temperature | [K] | 5223.0 (35) | 4804.0 (9) | 5116.8 (22) | 4885.0 (45) | 5217.0 | 4906.0 | 5090.0 (65) | 6300.0 | 5422.0 (20) | |||||||
| log(g) | [cgs] | 8.27 (0.02) | 8.04 (0.005) | 8.21 (0.02) | 8.09 (0.02) | 8.28 | 8.09 | 8.00 (0) | 8.00 | 8.38 (0.008) | |||||||
| Mass | [M☉] | 0.758 (0.01) | 0.594 (0.005) | 0.625 (0.01) | 0.76 | 0.624 | 0.57 (0.1) | 0.57 | 0.827 (0.007) | ||||||||
| log(Luminosity) | [L☉] | -4.02 | |||||||||||||||
| Cooling age | [Gyr] | 6.5700 | 6.4470 (0.1) | 7.2210 | 6.3910 | ||||||||||||
| log(H/He) | |||||||||||||||||
| 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] | 57.28 (0.06) | 57.28 (0.06) | 57.31 (0.1) | 57.31 (0.1) | 57.31 (0.1) | 57.31 (0.1) | 57.28 | 57.28 (0.06) | 57.31 (0.1) | |||||||
| Distance | [pc] | 17.46 (0.02) | 17.46 (0.02) | 17.45 (0.03) | 17.45 (0.03) | 17.45 (0.04) | 17.45 (0.03) | 21.00 (3) | 26.00 | 17.46 | 17.46 (0.02) | 17.45 (0.03) | |||||
| Composition | He | He | He | He | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | 355.0270111 (0.06) | 354.9415523 (0.2) | 355.027 (0.06) | 354.9415523 | ||||||||||||
| Proper motion (declination) | [mas/yr] | -232.2994518 (0.06) | -232.2568902 (0.1) | -232.299 (0.06) | -232.2568902 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | |||||||||||||||||
| B magnitude | 16.80 | ||||||||||||||||
| V magnitude | |||||||||||||||||
| R magnitude | 15.90 | ||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 15.08 (0.04) | 15.08 (0.04) | 15.08 (0.04) | ||||||||||||||
| H magnitude | 15.10 (0.07) | 15.10 (0.07) | 15.10 (0.07) | ||||||||||||||
| K magnitude | 14.90 (0.1) | 14.90 (0.1) | 14.90 (0.1) | ||||||||||||||
| u magnitude | 18.16 (0.02) | 18.15 (0.02) | |||||||||||||||
| g magnitude | 16.77 (0.002) | 16.84 (0.004) | |||||||||||||||
| r magnitude | 16.25 (0.004) | 16.23 (0.004) | |||||||||||||||
| i magnitude | 16.02 (0.004) | 15.98 (0.005) | |||||||||||||||
| z magnitude | 15.92 (0.003) | 15.88 (0.007) | |||||||||||||||
| G magnitude | 16.26 (0.005) | 16.26 | 16.26 | 16.26 | 16.26 (0.003) | 16.26 | |||||||||||
| BP magnitude | 16.67 (0.005) | 16.68 | 16.68 | ||||||||||||||
| RP magnitude | 15.66 (0.003) | 15.68 | 15.68 | ||||||||||||||
| Pan g magnitude | 16.77 (0.003) | 16.77 (0.002) | 16.77 (0.002) | ||||||||||||||
| Pan r magnitude | 16.25 (0.004) | 16.25 (0.004) | 16.25 (0.004) | ||||||||||||||
| Pan i magnitude | 16.02 (0.003) | 16.02 (0.004) | 16.02 (0.004) | ||||||||||||||
| Pan z magnitude | 15.92 (0.003) | 15.92 (0.003) | 15.93 (0.003) | ||||||||||||||
| Pan y magnitude | 15.92 (0.006) | 15.92 (0.006) | 15.92 (0.006) | ||||||||||||||
| E(B-V) | 0.000 | ||||||||||||||||
* Constant surface field
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