Coord 2000 | 19464+3344 |
Discov num | WNO 56 |
Comp | AF |
Coord arcsec 2000 | 19 46 25.60 +33 43 39.3 |
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Date first | 1893 |
Date last | 2002 |
Obs | 10 |
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Pa first | 236 |
Pa last | 235 |
P.A. Now (θ) | 235° |
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Sep first | 791.9 |
Sep last | 792.0 |
Sep. Now (ρ) | 792" |
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Mag pri | 5.06 |
Mag sec | 8.48 |
delta mag (ΔM) | 3.42 |
Spectral class | F7V (yellow-white) |
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Pri motion ra | +023 |
Sec motion ra | +013 |
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Pri motion dec | -449 |
Sec motion dec | -441 |
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Notes |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 17 Cyg | 68827 | 19 46 26 +33 43 39 | STF 2580 AB | 2020 | 155 | 68 | 26.1 | 5.06 | 9.25 | 4.19 | Y | |
Show | 68827 | 19 46 26 +33 43 39 | STF 2580 AC | 2020 | 39 | 122 | 106.3 | 5.06 | 9.44 | 4.38 | |||
Show | 68827 | 19 46 26 +33 43 39 | KPR 4 AD | 1998 | 2 | 47 | 89.5 | 5.06 | 13.30 | 8.24 | |||
Show | 68827 | 19 46 26 +33 43 39 | KPR 4 AE | 2012 | 7 | 63 | 105.7 | 5.06 | 11.98 | 6.92 | |||
Show | 68827 | 19 46 26 +33 43 39 | WNO 56 AF | 2002 | 10 | 235 | 792.0 | 5.06 | 8.48 | 3.42 | Y | <=== | |
Show | 68827 | 19 46 28 +33 43 48 | STF 2580 BC | 2020 | 24 | 135 | 93.6 | 9.25 | 9.44 | 0.19 | |||
Show | 68827 | 19 46 28 +33 43 48 | STF 2580 BG | 2010 | 3 | 236 | 817.6 | 9.25 | 8.58 | 0.67 | |||
Show | 68799 | 19 45 34 +33 36 07 | STF 2576 FG | 2020 | 470 | 154 | 3.1 | 8.47 | 8.58 | 0.11 | Y | ||
Show | 68799 | 19 45 34 +33 36 07 | STF 2576 FH | 2015 | 6 | 349 | 58.1 | 8.48 | 13.80 | 5.32 | |||
Show | 68799 | 19 45 34 +33 36 07 | STF 2576 FI | 2013 | 11 | 335 | 38.6 | 8.48 | 12.40 | 3.92 | |||
Show | 68799 | 19 45 34 +33 36 07 | TKA 1 FJ | 2006 | 4 | 249 | 25.9 | 8.48 | 11.70 | 3.22 | |||
Show | 68799 | 19 45 34 +33 36 07 | RAO 69 FK | 2015 | 4 | 322 | 17.2 | 8.48 | 14.90 | 6.42 | |||
Show | 68799 | 19 45 34 +33 36 04 | STF 2576 GI | 2002 | 3 | 335 | 37.4 | 8.58 | 12.40 | 3.82 | |||
Show | 68799 | 19 45 34 +33 36 04 | STF 2576 GJ | 2015 | 6 | 251 | 20.4 | 8.58 | 11.70 | 3.12 |
Precise pa | 235.1 |
Precise sep | 791.964 |
Constellation | Cygnus |
SAO | 68827 |
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HIP | 97295 |
Tycho2 | 2660-04227-1 |
HD | 187013 |
HR | 7534 |
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GC | 27369 |
ADS | 12913 |
GL | Gl 767.1A |
BD | BD+33 3587 |
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Flamsteed | 17 Cygni |
Flamsteed name | 17 Cyg |
Distance | 21.23 |
Distance ly | 69.25 |
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last precise pa | 235.1 |
last precise sep | 791.964 |
Period (P) | 37000c | Periastron (T) | -1512.94c | Semi-major axis (a) | 28.33M | |||
Eccentricity (e) | 0.76 | Inclination (i) | 4° | Longitude of periastron (ω) | 83° | |||
Node (Ω) | 55° | Note | Grade | 5 | (1=Definitive, 9=Indet.) | |||
Equinox | 2000 | Last observation | 2013 |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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![]() Measures: green=micrometric, blue=interferometric, purple=photographic |
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coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19464+3344 | WNO 56 | AF | 1998 | 9 | 235 | 791.8 | 5.00 | 7.68 | VD | 194625.60+334339.3 | |
19464+3344 | WNO 56 | AF | 2002 | 10 | 235 | 791.8 | 5.06 | 7.68 | NVD | 194625.60+334339.3 |