NLTT23818
All names: PM J10155+1850, PSO J153.8971+18.8389, TIC 95342756, WD 1012+190.1, Gaia EDR3 624921521139276800, LSPM J1015+1850, 10155+1850, WDJ101535.40+185022.95, SDSS J101535.37+185022.0, USNO-B1.0 1088-00182647, Gaia DR3 624921521139276800, NLTT 23818, LP 429-65, 2MASS J10153541+1850233, Gaia DR2 624921521139276800, J1015+1850, NLTT23818, SDSS J101535.36+185022.0
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | Kilic et al. 2025 | Caron et al. 2023 | 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) | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 10 15 35.31 (0.2) | 10 15 35.37 | 10 15 35.32 (0.2) | 10 15 35.31 | 10 15 35.40 (0.2) | 10 15 35.32 | 10 15 34.97 | ||||||||||
| Declination | 18 50 19.95 (0.1) | 18 50 22.01 | 18 50 20.05 (0.2) | 18 50 19.95 | 18 50 22.94 (0.1) | 18 50 20.05 | 18 50 20.76 | ||||||||||
| Spectral type | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | DC | ||||||
| Effective temperature | [K] | 4550.0 (24) | 4712.0 (24) | 4525.0 (25) | 4550.0 | 4232.0 | 4600.0 (89) | 4555.0 (79) | |||||||||
| log(g) | [cgs] | 7.14 (0.2) | 7.36 (0.03) | 7.13 (0.05) | 7.16 | 6.85 | 8.00 (0) | 7.14 (0.06) | |||||||||
| Mass | [M☉] | 0.202 (0.06) | 0.27 (0.01) | 0.2 (0.01) | 0.206 | 0.126 | 0.58 (0.1) | 0.2 (0.02) | |||||||||
| log(Luminosity) | [L☉] | -4.19 | |||||||||||||||
| Cooling age | [Gyr] | 2.4200 | 2.1710 (0.1) | 2.1890 | |||||||||||||
| log(H/He) | |||||||||||||||||
| log(C/He) | |||||||||||||||||
| log(Ca/He) | |||||||||||||||||
| log(Ca/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(Sc/H) | |||||||||||||||||
| log(Ti/H) | |||||||||||||||||
| log(Cr/H) | |||||||||||||||||
| log(Mn/H) | |||||||||||||||||
| log(Fe/H) | |||||||||||||||||
| log(Ni/H) | |||||||||||||||||
| Parallax | [mas] | 14.71 (0.2) | 14.82 (0.2) | 14.82 (0.2) | 14.82 (0.2) | 14.71 | 14.71 (0.2) | 14.82 (0.2) | |||||||||
| Distance | [pc] | 67.96 (0.9) | 67.48 (1) | 67.45 (1) | 67.45 (1) | 45.00 (5) | 67.96 | 67.96 (0.9) | 67.45 (1) | ||||||||
| Composition | H | H | H | H | |||||||||||||
| Proper motion (right ascension) | [mas/yr] | -75.36983222 (0.2) | -76.41544949 (0.4) | -75.37 (0.2) | -76.415 | ||||||||||||
| Proper motion (declination) | [mas/yr] | -186.6108871 (0.1) | -187.3753296 (0.4) | -186.611 (0.1) | -187.375 | ||||||||||||
| Variability | |||||||||||||||||
| Magnetic | |||||||||||||||||
| Bd | [MG] | ||||||||||||||||
| Infrared excess (disk) | |||||||||||||||||
| Binarity | |||||||||||||||||
| B magnitude | 19.20 | ||||||||||||||||
| V magnitude | 18.65 | ||||||||||||||||
| R magnitude | 18.40 | ||||||||||||||||
| I magnitude | |||||||||||||||||
| J magnitude | 17.14 (0.03) | 16.73 (0.1) | 16.73 | 16.73 (0.1) | |||||||||||||
| H magnitude | 16.97 (0.03) | 16.97 | |||||||||||||||
| K magnitude | 16.50 (0.03) | 16.50 | |||||||||||||||
| u magnitude | 21.29 (0.1) | 21.29 (0.1) | 21.32 | 21.29 (0.1) | 21.29 (0.1) | ||||||||||||
| g magnitude | 19.40 (0.01) | 19.40 | 19.24 (0.008) | 19.41 (0.01) | |||||||||||||
| r magnitude | 18.44 (0.008) | 18.44 | 18.47 (0.004) | 18.44 (0.008) | |||||||||||||
| i magnitude | 18.13 (0.008) | 18.14 | 18.14 (0.008) | 18.14 (0.008) | |||||||||||||
| z magnitude | 18.02 (0.02) | 18.01 | 18.02 (0.01) | 18.01 (0.02) | |||||||||||||
| G magnitude | 18.51 (0.05) | 18.54 | 18.51 | 18.51 (0.003) | 18.54 | ||||||||||||
| BP magnitude | 19.03 (0.05) | 18.92 | 18.92 | ||||||||||||||
| RP magnitude | 17.78 (0.02) | 17.77 | 17.77 | ||||||||||||||
| Pan g magnitude | 19.24 (0.007) | 19.24 (0.008) | 19.24 (0.008) | ||||||||||||||
| Pan r magnitude | 18.47 (0.004) | 18.47 (0.004) | 18.47 (0.004) | ||||||||||||||
| Pan i magnitude | 18.15 (0.01) | 18.15 (0.01) | 18.15 (0.01) | ||||||||||||||
| Pan z magnitude | 18.02 (0.01) | 18.02 (0.01) | 18.02 (0.01) | ||||||||||||||
| Pan y magnitude | 17.93 (0.01) | 17.93 (0.01) | 17.93 (0.01) | ||||||||||||||
| E(B-V) | 0.003 | ||||||||||||||||
* Constant surface field
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