17306-1933 HU 1180

 
 
17h 30m 38.75s -19 33' 27.5" P.A. 75 sep 2.2 mag 9.32,10.73 Sp A2III
 
 
Coord 2000
17306-1933
Discov num
HU 1180
Comp
Coord arcsec 2000
17 30 38.75 -19 33 27.5
Date first
1904
Date last
2000
Obs
13
Pa first
72
Pa last
75
P.A. Now (θ)
75°
Sep first
2.2
Sep last
2.2
Sep. Now (ρ)
2.2"
Mag pri
9.32
Mag sec
10.73
delta mag (ΔM)
1.41
Spectral class
A2III (white)
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
-004
Sec motion dec
-004
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
74.7
Precise sep
2.22
Constellation
Ophiuchus
SAO
160595
Tycho2
6243-00287-1
HD
158543
last precise pa
74.7
last precise sep
2.22
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17306-1933 HU 1180 2000 13 75 2.2 9.32 10.73 A2III 173038.75-193327.5

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