Coord 2000 | 20170+1716 |
Discov num | OSO 123 |
Comp | AD |
Coord arcsec 2000 | 20 17 01.33 +17 15 45.9 |
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Date first | 1994 |
Date last | 2015 |
Obs | 11 |
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Pa first | 114 |
Pa last | 99 |
P.A. Now (θ) | 99° |
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Sep first | 18.9 |
Sep last | 21.1 |
Sep. Now (ρ) | 21.1" |
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Mag pri | 10.61 |
Mag sec | 13.30 |
delta mag (ΔM) | 2.69 |
Spectral class | K5 (yellow-orange) |
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Pri motion ra | -169 |
Sec motion ra | -002 |
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Pri motion dec | -208 |
Sec motion dec | +000 |
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Notes | N
(See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 20 17 01 +17 15 46 | OSO 123 AB | 1994 | 2 | 264 | 10.0 | 10.61 | 18.30 | 7.69 | ||||
Show | 20 17 01 +17 15 46 | OSO 123 AC | 2015 | 11 | 349 | 17.9 | 10.61 | 14.20 | 3.59 | ||||
Show | 20 17 01 +17 15 46 | OSO 123 AD | 2015 | 11 | 99 | 21.1 | 10.61 | 13.30 | 2.69 | <=== | |||
Show | 20 17 01 +17 15 46 | OSO 123 AE | 2014 | 8 | 44 | 26.2 | 10.61 | 18.30 | 7.69 |
Precise pa | 98.5 |
Precise sep | 21.135 |
Constellation | Sagitta |
Tycho2 | 1635-00284-1 |
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Gaia DR2 | 1809167910169472256 |
HD | 351944 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
20170+1716 | OSO 123 | AD | 1998 | 3 | 110 | 19.2 | 10.61 | 13.30 | N D | 201701.33+171545.9 | |
20170+1716 | OSO 123 | AD | 2001 | 4 | 108 | 19.5 | 10.61 | 13.30 | N D | 201701.33+171545.9 | |
20170+1716 | OSO 123 | AD | 2015 | 11 | 99 | 21.1 | 10.61 | 13.30 | K5 | N | 201701.33+171545.9 |