SDSS J054914.58+835038.7
All names: SDSS J054914.52+835038.6, SDSS J054914.58+835038.7, Gaia DR3 558432854712989696, Gaia DR2 558432854712989696, Gaia EDR3 558432854712989696, SDSS J054914.58+835038.6, GALEX J054914.6+835038
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | SDSS DR12 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Simbad | Kleinman et al. 2013 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 05 49 14.60 (0.3) | 05 49 14.58 | 05 49 14.60 (0.4) | 05 49 14.50 (0.3) | 05 49 14.58 | ||||||
| Declination | 83 50 38.20 (0.3) | 83 50 38.65 | 83 50 38.22 (0.4) | 83 50 38.92 (0.3) | 83 50 38.66 | ||||||
| Spectral type | DC | DC | DC | DC | DC | ||||||
| Effective temperature | [K] | 11066.0 | 10773.0 | 10515.0 (355) | |||||||
| log(g) | [cgs] | 8.78 | 8.69 | 9.07 (0.6) | |||||||
| Mass | [M☉] | 1.087 | 1.022 | ||||||||
| log(Luminosity) | [L☉] | ||||||||||
| Cooling age | [Gyr] | 1.8030 | 1.6710 | ||||||||
| log(H/He) | |||||||||||
| log(C/He) | |||||||||||
| log(Ca/He) | |||||||||||
| log(Ca/H) | |||||||||||
| Parallax | [mas] | 4.13 (0.3) | 4.35 (0.5) | 4.13 (0.3) | |||||||
| Distance | [pc] | 242.00 (19) | 229.89 (24) | 242.00 (19) | |||||||
| Composition | |||||||||||
| Proper motion (right ascension) | [mas/yr] | 10.6895965 (0.4) | 11.24367345 (0.7) | 10.69 (0.4) | |||||||
| Proper motion (declination) | [mas/yr] | -45.18957017 (0.4) | -44.59357986 (0.8) | -45.19 (0.4) | |||||||
| Variability | |||||||||||
| Magnetic | |||||||||||
| Bd | [MG] | ||||||||||
| Infrared excess (disk) | |||||||||||
| Binarity | |||||||||||
| B magnitude | |||||||||||
| V magnitude | |||||||||||
| R magnitude | |||||||||||
| I magnitude | |||||||||||
| J magnitude | |||||||||||
| H magnitude | |||||||||||
| K magnitude | |||||||||||
| u magnitude | 20.31 (0.06) | 20.31 (0.06) | 20.34 (0.07) | ||||||||
| g magnitude | 19.98 (0.02) | 19.98 (0.02) | 20.00 (0.02) | ||||||||
| r magnitude | 20.05 (0.03) | 20.05 (0.03) | 20.07 (0.03) | ||||||||
| i magnitude | 20.23 (0.05) | 20.23 (0.05) | 20.26 (0.05) | ||||||||
| z magnitude | 20.46 (0.2) | 20.46 (0.2) | 20.53 (0.2) | ||||||||
| G magnitude | 19.98 (0.06) | 20.03 | 19.98 (0.005) | ||||||||
| BP magnitude | 20.14 (0.06) | 20.04 | |||||||||
| RP magnitude | 19.99 (0.1) | 19.94 | |||||||||
| Pan g magnitude | 19.99 (0.01) | ||||||||||
| Pan r magnitude | 20.03 (0.03) | ||||||||||
| Pan i magnitude | 20.21 (0.05) | ||||||||||
| Pan z magnitude | 20.08 (0.05) | ||||||||||
| Pan y magnitude | |||||||||||
| E(B-V) | 0.018 | ||||||||||
* Constant surface field
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