Coord 2000 | 20170+1538 |
Discov num | CHE 269 |
Comp | Coord arcsec 2000 | 20 17 02.07 +15 38 03.8 |
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Date first | 1904 |
Date last | 2016 |
Obs | 19 |
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Pa first | 274 |
Pa last | 285 |
P.A. Now (θ) | 285° |
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Sep first | 29.2 |
Sep last | 26.9 |
Sep. Now (ρ) | 26.9" |
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Mag pri | 9.30 |
Mag sec | 10.90 |
delta mag (ΔM) | 1.6 |
Spectral class | A7+G3 (white/yellow) |
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Pri motion ra | -026 |
Sec motion ra | +001 |
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Pri motion dec | -055 |
Sec motion dec | -006 |
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Notes | U
(Proper motion indicates non-physical) |
Precise pa | 285 |
Precise sep | 26.929 |
Constellation | Delphinus |
SAO | 105920 |
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Tycho2 | 1631-00209-1 |
Gaia DR2 | 28329545600 |
HD | 355380 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20170+1538 | CHE 269 | 2006 | 6 | 284 | 27.0 | 8.97 | 9.92 | D | 201702.07+153803.8 | ||
20170+1538 | CHE 269 | 2008 | 7 | 284 | 27.2 | 8.97 | 9.92 | D | 201702.07+153803.8 | ||
20170+1538 | CHE 269 | 2013 | 10 | 285 | 26.6 | 8.97 | 9.92 | 201702.07+153803.8 | |||
20170+1538 | CHE 269 | 2016 | 13 | 285 | 26.9 | 9.30 | 10.90 | A7+G3 | U | 201702.07+153803.8 |