Gaia DR2 1843669279369093888
All names: Gaia DR2 1843669279369093888, LSPM J2048+2453, Gaia DR3 1843669279369093888, SDSS J204831.73+245314.8, USNO-B1.0 1148-00515626, Gaia EDR3 1843669279369093888, SDSS J204831.72+245314.8, WDJ204831.65+245313.21
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 |
|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 20 48 31.86 (0.1) | 20 48 31.85 | 20 48 31.86 | 20 48 31.65 (0.1) | 20 48 31.85 | |||||
| Declination | 24 53 17.26 (0.1) | 24 53 17.13 | 24 53 17.26 | 24 53 13.20 (0.1) | 24 53 17.13 | |||||
| Spectral type | DA: | DA | ||||||||
| Effective temperature | [K] | 4587.0 | 4273.0 | 4615.0 (61) | ||||||
| log(g) | [cgs] | 6.87 | 6.35 | 6.91 (0.07) | ||||||
| Mass | [M☉] | 0.134 | 0.048 | 0.143 (0.02) | ||||||
| log(Luminosity) | [L☉] | |||||||||
| Cooling age | [Gyr] | |||||||||
| log(H/He) | ||||||||||
| log(C/He) | ||||||||||
| log(Ca/He) | ||||||||||
| log(Ca/H) | ||||||||||
| Parallax | [mas] | 12.37 (0.2) | 12.38 (0.2) | 12.37 | 12.37 (0.2) | 12.38 (0.2) | ||||
| Distance | [pc] | 80.82 (1) | 80.75 (2) | 80.82 | 80.82 (1) | 80.75 (2) | ||||
| Composition | ||||||||||
| Proper motion (right ascension) | [mas/yr] | 180.0730187 (0.2) | 180.0565158 (0.4) | 180.073 (0.2) | 180.0565158 | |||||
| Proper motion (declination) | [mas/yr] | 253.8178378 (0.2) | 252.9540644 (0.5) | 253.818 (0.2) | 252.9540644 | |||||
| Variability | ||||||||||
| Magnetic | ||||||||||
| Bd | [MG] | |||||||||
| Infrared excess (disk) | ||||||||||
| Binarity | ||||||||||
| B magnitude | 19.20 | |||||||||
| V magnitude | ||||||||||
| R magnitude | 18.00 | |||||||||
| I magnitude | ||||||||||
| J magnitude | ||||||||||
| H magnitude | ||||||||||
| K magnitude | ||||||||||
| u magnitude | 21.38 (0.2) | 21.38 (0.2) | ||||||||
| g magnitude | 19.45 (0.01) | 19.45 (0.01) | ||||||||
| r magnitude | 18.53 (0.009) | 18.53 (0.009) | ||||||||
| i magnitude | 18.20 (0.009) | 18.20 (0.009) | ||||||||
| z magnitude | 18.10 (0.03) | 18.10 (0.03) | ||||||||
| G magnitude | 18.60 (0.03) | 18.63 | 18.60 | 18.60 (0.003) | 18.63 | |||||
| BP magnitude | 19.23 (0.03) | 19.17 | 19.17 | |||||||
| RP magnitude | 17.93 (0.02) | 17.87 | 17.87 | |||||||
| Pan g magnitude | 19.33 (0.007) | |||||||||
| Pan r magnitude | 18.58 (0.009) | |||||||||
| Pan i magnitude | 18.23 (0.006) | |||||||||
| Pan z magnitude | 18.14 (0.009) | |||||||||
| Pan y magnitude | 18.07 (0.02) | |||||||||
| E(B-V) | 0.007 | |||||||||
* Constant surface field
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