Coord 2000 | 20205+4122 |
Discov num | LI 5 |
Comp | AB |
Coord arcsec 2000 | 20 20 28.24 +41 21 51.5 |
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Date first | 1992 |
Date last | 2015 |
Obs | 9 |
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Pa first | 142 |
Pa last | 145 |
P.A. Now (θ) | 145° |
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Sep first | 8.6 |
Sep last | 8.8 |
Sep. Now (ρ) | 8.8" |
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Mag pri | 10.95 |
Mag sec | 15.90 |
delta mag (ΔM) | 4.95 |
Spectral class | B2 (blue-white) |
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Pri motion ra | -003 |
Sec motion ra | +060 |
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Pri motion dec | -006 |
Sec motion dec | +086 |
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Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | V1685 Cyg | 20205+4122 | LI 5 | AB | 1992 | 2015 | 9 | 145 | 8.8 | 10.95 | 15.90 | 4.95 | <=== | ||
Show | 20205+4122 | FAB 15 | AC | 1892 | 2015 | 13 | 203 | 19.5 | 10.95 | 12.81 | 1.86 |
Precise pa | 145.2 |
Precise sep | 8.777 |
Var name | V1685 Cyg |
Constellation | Cygnus |
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HIP | 100289 |
Tycho2 | 3160-00391-1 |
Gaia DR2 | 76220219648 |
BD | BD+40 4124 |
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Distance | 79.49 |
Distance ly | 259.3 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20205+4122 | LI 5 | AB | 1992 | 2 | 322 | 8.6 | 10.95 | 15.90 | B2 | D | 202028.24+412151.5 |
20205+4122 | LI 5 | AB | 1998 | 3 | 145 | 8.2 | 10.95 | 15.90 | B2 | D | 202028.24+412151.5 |
20205+4122 | LI 5 | AB | 2009 | 3 | 144 | 8.3 | 10.95 | 15.90 | B2 | D | 202028.24+412151.5 |
20205+4122 | LI 5 | AB | 2015 | 5 | 145 | 8.8 | 10.95 | 15.90 | B2 | 202028.24+412151.5 |