Coord 2000 | 19575+2018 |
Discov num | BU 425 |
Comp | AB |
Coord arcsec 2000 | 19 57 32.28 +20 17 40.1 |
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Date first | 1876 |
Date last | 2016 |
Obs | 57 |
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Pa first | 241 |
Pa last | 240 |
P.A. Now (θ) | 240° |
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Sep first | 1.3 |
Sep last | 1.4 |
Sep. Now (ρ) | 1.4" |
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Mag pri | 9.17 |
Mag sec | 9.24 |
delta mag (ΔM) | 0.07 |
Spectral class | B9 (blue-white) |
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Pri motion ra | -003 |
Sec motion ra | -003 |
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Pri motion dec | -006 |
Sec motion dec | -006 |
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Notes |
Show | name | SAO | coord_2000 | discov# | comp | first | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 19575+2018 | BU 425 | AB | 1876 | 2016 | 57 | 240 | 1.4 | 9.17 | 9.24 | 0.07 | <=== | |||
Show | 19575+2018 | BU 425 | AC | 1878 | 2015 | 14 | 40 | 22.0 | 9.17 | 12.61 | 3.44 | ||||
Show | 19575+2018 | BU 425 | AD | 2000 | 2015 | 4 | 84 | 29.1 | 9.17 | 13.12 | 3.95 |
Precise pa | 239.6 |
Precise sep | 1.438 |
Constellation | Sagitta |
HIP | 98216 |
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Tycho2 | 1624-00669-1 |
Gaia DR2 | 44393685248 |
HD | 189068 |
BD | BD+19 4221 |
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Distance | 540.54 |
Distance ly | 1763.24 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
19575+2018 | BU 425 | AB | 2005 | 47 | 239 | 1.4 | 9.17 | 9.24 | B9 | D | 195732.28+201740.1 |
19575+2018 | BU 425 | AB | 2006 | 49 | 240 | 1.3 | 9.17 | 9.24 | B9 | D | 195732.28+201740.1 |
19575+2018 | BU 425 | AB | 2008 | 50 | 240 | 1.4 | 9.17 | 9.24 | B9 | D | 195732.28+201740.1 |
19575+2018 | BU 425 | AB | 2009 | 51 | 240 | 1.4 | 9.17 | 9.24 | B9 | D | 195732.28+201740.1 |
19575+2018 | BU 425 | AB | 2010 | 53 | 239 | 1.3 | 9.17 | 9.24 | B9 | D | 195732.28+201740.1 |
19575+2018 | BU 425 | AB | 2011 | 54 | 240 | 1.4 | 9.17 | 9.24 | B9 | 195732.28+201740.1 | |
19575+2018 | BU 425 | AB | 2016 | 54 | 240 | 1.4 | 9.17 | 9.24 | B9 | 195732.28+201740.1 |