Coord 2000 | 19520+3142 |
Discov num | ES 355 |
Comp | Coord arcsec 2000 | 19 52 00.21 +31 42 26.2 |
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Date first | 1906 |
Date last | 2015 |
Obs | 8 |
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Pa first | 295 |
Pa last | 292 |
P.A. Now (θ) | 292° |
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Sep first | 13.1 |
Sep last | 13.3 |
Sep. Now (ρ) | 13.3" |
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Mag pri | 7.83 |
Mag sec | 13.40 |
delta mag (ΔM) | 5.57 |
Spectral class | B9IV (blue-white) |
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Pri motion ra | -001 |
Sec motion ra | |||||||||
Pri motion dec | -001 |
Sec motion dec | |||||||||
Notes |
Precise pa | 292.4 |
Precise sep | 13.321 |
Constellation | Cygnus |
SAO | 68987 |
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HIP | 97760 |
Tycho2 | 2669-00718-1 |
Gaia DR2 | 39286341120 |
HD | 188035 |
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BD | BD+31 3814 |
Distance | 505.05 |
Distance ly | 1647.47 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19520+3142 | ES 355 | 1998 | 2 | 293 | 13.4 | 7.80 | 13.40 | B9IV | D | 195200.21+314226.2 | |
19520+3142 | ES 355 | 2002 | 3 | 293 | 13.3 | 7.80 | 13.40 | B9IV | D | 195200.21+314226.2 | |
19520+3142 | ES 355 | 2010 | 4 | 290 | 12.4 | 7.83 | 13.40 | B9IV | 195200.21+314226.2 | ||
19520+3142 | ES 355 | 2015 | 8 | 293 | 13.3 | 7.83 | 13.40 | B9IV | 195200.21+314226.2 |