| Coord 2000 | 19490+4423 |
Discov num | STF2588 |
Comp | A,BC |
Coord arcsec 2000 | 19 49 00.90 +44 22 45.1 |
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| Date first | 1783 |
Date last | 2019 |
Obs | 43 |
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| Pa first | 161 |
Pa last | 159 |
P.A. Now (θ) | 159° |
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| Sep first | 10.3 |
Sep last | 9.6 |
Sep. Now (ρ) | 9.6" |
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| Mag pri | 7.74 |
Mag sec | 8.12 |
delta mag (ΔM) | 0.38 |
Spectral class | B8III (blue-white) |
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| Pri motion ra | +001 |
Sec motion ra | +003 |
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| Pri motion dec | -003 |
Sec motion dec | -001 |
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| Notes | |||||||||||
| Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
| Show | 48866 | 19490+4423 | STF2588 | A,BC | 1783 | 2019 | 43 | 159 | 9.6 | 7.74 | 8.12 | 0.38 | <=== | ||
| Show | 48866 | 19490+4423 | A 718 | BC | 1904 | 2008 | 19 | 26 | 0.2 | 8.20 | 8.70 | 0.50 |
| Precise pa | 158.9 |
Precise sep | 9.642 |
Constellation | Cygnus |
SAO | 48866 |
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| HIP | 97498 |
Tycho2 | 3148-00155-1 |
Gaia DR2 | 71332155136 |
HD | 187613 |
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| BD | BD+44 3261 |
Distance | 854.7 |
Distance ly | 2788.03 |
| coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
| 19490+4423 | STF2588 | A,BC | 2008 | 31 | 159 | 9.6 | 7.74 | 8.12 | B8III | D | 194900.90+442245.1 |
| 19490+4423 | STF2588 | A,BC | 2012 | 34 | 159 | 9.9 | 7.74 | 8.12 | B8III | N D | 194900.90+442245.1 |
| 19490+4423 | STF2588 | A,BC | 2013 | 37 | 159 | 9.8 | 7.74 | 8.12 | B8III | NV | 194900.90+442245.1 |
| 19490+4423 | STF2588 | A,BC | 2015 | 41 | 159 | 9.6 | 7.74 | 8.12 | B8III | NV | 194900.90+442245.1 |
| 19490+4423 | STF2588 | A,BC | 2019 | 43 | 159 | 9.6 | 7.74 | 8.12 | B8III | NV | 194900.90+442245.1 |