2MASS J08554980+3700171
All names: USNO-B1.0 1270-00196381, Gaia DR3 718682620012682112, SDSS J085549.88+370016.6, 08558+3700, WDJ085549.86+370016.78, WD 0852+371, LSPM J0855+3700, TIC 188503392, Gaia EDR3 718682620012682112, PM J08558+3700, J0855+3700, PSO J133.9583+37.0043, Gaia DR2 718682620012682112, 2MASS J08554980+3700171
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | Kilic et al. 2020 | Blouin et al. 2019 | MWDD H | 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 | 08 55 50.05 (0.08) | 08 55 50.04 (0.09) | 08 55 50.05 | 08 55 49.86 (0.08) | 08 55 50.04 | 08 55 49.34 | |||||||||
| Declination | 37 00 15.36 (0.05) | 37 00 15.40 (0.07) | 37 00 15.36 | 37 00 16.78 (0.05) | 37 00 15.40 | 37 00 11.52 | |||||||||
| Spectral type | DA | DA | DA | DA | DA | DA | DA | DA | ___8.9 | ||||||
| Effective temperature | [K] | 5757.0 (19) | 5768.0 (18) | 5759.0 (19) | 5480.0 (35) | 5494.0 | 5620.0 (59) | 5542.0 (39) | |||||||
| log(g) | [cgs] | 7.74 (0.01) | 7.75 (0.01) | 7.75 (0.01) | 7.60 (0.03) | 7.60 | 8.00 (0) | 7.62 (0.02) | |||||||
| Mass | [M☉] | 0.441 (0.007) | 0.447 (0.008) | 0.447 (0.008) | 0.373 (0.01) | 0.375 | 0.58 (0.1) | 0.382 (0.01) | |||||||
| log(Luminosity) | [L☉] | -3.84 | |||||||||||||
| Cooling age | [Gyr] | 1.8100 | 1.6660 (0.05) | 1.6600 | |||||||||||
| 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] | 18.95 (0.1) | 19.09 (0.1) | 19.09 (0.1) | 19.09 (0.1) | 18.95 | 18.95 (0.1) | 19.09 (0.1) | |||||||
| Distance | [pc] | 52.76 (0.3) | 52.38 (0.4) | 52.38 (0.4) | 52.38 (0.4) | 43.40 (5) | 52.76 | 52.76 (0.3) | 52.38 (0.4) | ||||||
| Composition | H | H | H | H | H | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 143.4032262 (0.09) | 143.4072708 (0.2) | 143.403 (0.09) | 143.4072708 | ||||||||||
| Proper motion (declination) | [mas/yr] | -88.72109672 (0.08) | -88.770738 (0.1) | -88.721 (0.08) | -88.770738 | ||||||||||
| Variability | |||||||||||||||
| Magnetic | |||||||||||||||
| Bd | [MG] | ||||||||||||||
| Infrared excess (disk) | |||||||||||||||
| Binarity | |||||||||||||||
| B magnitude | 17.90 | ||||||||||||||
| V magnitude | |||||||||||||||
| R magnitude | 17.10 | ||||||||||||||
| I magnitude | |||||||||||||||
| J magnitude | 16.37 (0.05) | 16.51 (0.1) | 16.51 | 16.37 (0.05) | |||||||||||
| H magnitude | 16.17 (0.04) | 16.18 (0.2) | 16.17 | 16.17 (0.04) | |||||||||||
| K magnitude | 16.08 (0.05) | 15.85 (0.2) | 15.85 | 16.08 (0.05) | |||||||||||
| u magnitude | 18.80 (0.02) | 19.06 | 18.82 (0.02) | 19.03 (0.02) | 19.01 | ||||||||||
| g magnitude | 17.98 | 17.92 (0.004) | 17.95 (0.006) | 17.97 | |||||||||||
| r magnitude | 17.48 | 17.48 (0.004) | 17.48 (0.005) | 17.47 | |||||||||||
| i magnitude | 17.29 | 17.29 (0.004) | 17.28 (0.006) | 17.29 | |||||||||||
| z magnitude | 17.25 | 17.25 (0.006) | 17.23 (0.01) | 17.27 | |||||||||||
| G magnitude | 17.49 (0.008) | 17.51 | 17.49 | 17.49 (0.003) | 17.51 | ||||||||||
| BP magnitude | 17.86 (0.008) | 17.89 | 17.89 | ||||||||||||
| RP magnitude | 16.96 (0.006) | 16.96 | 16.96 | ||||||||||||
| Pan g magnitude | 17.92 (0.004) | 17.92 (0.004) | 17.92 (0.004) | ||||||||||||
| Pan r magnitude | 17.48 (0.005) | 17.48 (0.004) | 17.48 (0.004) | ||||||||||||
| Pan i magnitude | 17.29 (0.004) | 17.29 (0.003) | 17.29 (0.003) | ||||||||||||
| Pan z magnitude | 17.25 (0.005) | 17.25 (0.006) | 17.25 (0.006) | ||||||||||||
| Pan y magnitude | 17.23 (0.008) | 17.23 (0.007) | 17.23 (0.007) | ||||||||||||
| E(B-V) | 0.001 | ||||||||||||||
* Constant surface field
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