Gaia DR2 1453676525085505408
All names: SDSS J135757.64+295418.6, GALEX J135757.6+295418, Gaia DR2 1453676525085505408, SDSS J135757.62+295418.5, J1357+2954, SDSS J135757.63+295418.5, ULAS J135757.65+295418.6, Gaia DR3 1453676525085505408, Gaia EDR3 1453676525085505408, WDJ135757.63+295418.64, SDSS J135757.63+295418.6
| Parameter | Unit | Gaia EDR3 | Pan-STARRS DR1 | Kilic et al. 2025 | Caron et al. 2023 | MWDD H | MWDD HE | Gaia DR2 | Stilism | Vincent et al. 2024 | Simbad | Gentile Fusillo et al. 2018 | Vincent et al. 2023 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Right ascension | 13 57 57.65 (0.07) | 13 57 57.65 | 13 57 57.65 | 13 57 57.62 (0.07) | 13 57 57.65 | ||||||||
| Declination | 29 54 18.42 (0.07) | 29 54 18.42 | 29 54 18.42 | 29 54 18.65 (0.07) | 29 54 18.42 | ||||||||
| Spectral type | DC | DC | DC | DC | DC | ||||||||
| Effective temperature | [K] | 7149.0 (51) | 7204.0 (47) | 7755.0 | 7461.0 | 7073.0 (113) | |||||||
| log(g) | [cgs] | 8.01 (0.01) | 8.04 (0.02) | 8.28 | 8.19 | 8.01 (0.03) | |||||||
| Mass | [M☉] | 0.581 (0.01) | 0.6 (0.01) | 0.774 | 0.692 | 0.583 (0.02) | |||||||
| log(Luminosity) | [L☉] | ||||||||||||
| Cooling age | [Gyr] | 1.6000 | 1.9530 | 1.7780 | |||||||||
| log(H/He) | -3.4 | -3.4 | |||||||||||
| 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] | 12.60 (0.1) | 12.69 (0.1) | 12.69 (0.1) | 12.60 | 12.60 (0.1) | 12.69 (0.1) | ||||||
| Distance | [pc] | 79.34 (0.7) | 78.80 (0.9) | 78.80 (0.9) | 79.34 | 79.34 (0.7) | 78.80 (0.9) | ||||||
| Composition | He | ||||||||||||
| Proper motion (right ascension) | [mas/yr] | 17.80904057 (0.1) | 17.44977356 (0.2) | 17.809 (0.1) | 17.44977356 | ||||||||
| Proper motion (declination) | [mas/yr] | -14.53603516 (0.09) | -14.2724066 (0.2) | -14.536 (0.09) | -14.2724066 | ||||||||
| Variability | |||||||||||||
| Magnetic | |||||||||||||
| Bd | [MG] | ||||||||||||
| Infrared excess (disk) | |||||||||||||
| Binarity | |||||||||||||
| B magnitude | |||||||||||||
| V magnitude | |||||||||||||
| R magnitude | |||||||||||||
| I magnitude | |||||||||||||
| J magnitude | 17.55 (0.03) | 17.55 (0.03) | |||||||||||
| H magnitude | 17.42 (0.04) | 17.42 (0.04) | |||||||||||
| K magnitude | 17.46 (0.08) | 17.46 (0.08) | |||||||||||
| u magnitude | 18.55 (0.02) | 18.55 (0.02) | 18.49 (0.02) | ||||||||||
| g magnitude | 18.13 (0.01) | 18.11 (0.006) | |||||||||||
| r magnitude | 17.96 (0.01) | 17.98 (0.007) | |||||||||||
| i magnitude | 18.00 (0.01) | 18.00 (0.008) | |||||||||||
| z magnitude | 18.11 (0.03) | 18.11 (0.02) | |||||||||||
| G magnitude | 17.96 (0.01) | 17.99 | 17.96 | 17.96 (0.003) | 17.99 | ||||||||
| BP magnitude | 18.11 (0.01) | 18.09 | 18.09 | ||||||||||
| RP magnitude | 17.69 (0.009) | 17.67 | 17.67 | ||||||||||
| Pan g magnitude | 18.09 (0.007) | 18.09 (0.006) | |||||||||||
| Pan r magnitude | 17.99 (0.005) | 17.99 (0.006) | |||||||||||
| Pan i magnitude | 18.02 (0.004) | 18.02 (0.003) | |||||||||||
| Pan z magnitude | 18.11 (0.007) | 18.11 (0.007) | |||||||||||
| Pan y magnitude | 18.16 (0.02) | 18.16 (0.02) | |||||||||||
| E(B-V) | 0.005 | ||||||||||||
* Constant surface field
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