Coord 2000 | 20339+4034 |
Discov num | AG 409 |
Comp | Coord arcsec 2000 | 20 33 54.23 +40 33 52.7 |
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Date first | 1892 |
Date last | 2015 |
Obs | 26 |
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Pa first | 267 |
Pa last | 267 |
P.A. Now (θ) | 267° |
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Sep first | 9.3 |
Sep last | 9.8 |
Sep. Now (ρ) | 9.8" |
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Mag pri | 9.40 |
Mag sec | 9.92 |
delta mag (ΔM) | 0.52 |
Spectral class | F5 (yellow-white) |
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Pri motion ra | +038 |
Sec motion ra | +038 |
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Pri motion dec | +023 |
Sec motion dec | +020 |
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Notes | T
(Parallax indicates physical) |
Precise pa | 266.5 |
Precise sep | 9.822 |
Constellation | Cygnus |
SAO | 49798 |
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Tycho2 | 3157-01013-1 |
Gaia DR2 | 27918023424 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20339+4034 | AG 409 | 2004 | 19 | 267 | 9.9 | 9.40 | 9.92 | F5 | D | 203354.23+403352.7 | |
20339+4034 | AG 409 | 2010 | 21 | 267 | 9.1 | 9.40 | 9.92 | F5 | 203354.23+403352.7 | ||
20339+4034 | AG 409 | 2015 | 22 | 267 | 9.8 | 9.40 | 9.92 | F5 | 203354.23+403352.7 |