20064-1322 HLD 155AB

 
 
20h 06m 24.72s -13 22' 06.0" P.A. 276.00 sep 1.9 mag 9.91,10.51 Sp K0III
 
 
Coord 2000
20064-1322
Discov num
HLD 155
Comp
AB
Coord arcsec 2000
20 06 24.72 -13 22 06.0
Date first
1882
Date last
2016
Obs
15
Pa first
270
Pa last
276
P.A. Now (θ)
276°
Sep first
1.5
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
9.91
Mag sec
10.51
delta mag (ΔM)
0.6
Spectral class
K0III (yellow-orange)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
20064-1322 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 20064-1322 HLD 155 AB 1882 2016 15 276 1.9 9.91 10.51 0.60 <===
Show 20064-1322 HLD 155 AC 1905 2016 9 240 29.9 9.92 11.54 1.62
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
275.7
Precise sep
1.89
Constellation
Sagittarius
Tycho2
5751-00851-1
Gaia DR2
51590713472
HD
190640
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20064-1322 HLD 155 AB 1991 11 274 1.8 9.91 10.51 K0III 200624.72-132206.0
20064-1322 HLD 155 AB 2009 12 276 1.8 9.91 10.51 K0III 200624.72-132206.0
20064-1322 HLD 155 AB 2016 13 276 1.8 9.91 10.51 K0III 200624.72-132206.0

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