18542-2245 BU 1033AB (Ain al rami)

 
 
18h 54m 10.18s -22 44' 41.4" P.A. 97 sep 2.5 mag 4.90,10.80 Sp G2I
 
 
Coord 2000
18542-2245
Discov num
BU 1033
Comp
AB
Coord arcsec 2000
18 54 10.18 -22 44 41.4
Date first
1888
Date last
1930
Obs
6
Pa first
104
Pa last
97
P.A. Now (θ)
97°
Sep first
1.4
Sep last
2.5
Sep. Now (ρ)
2.5"
Mag pri
4.90
Mag sec
10.80
delta mag (ΔM)
5.9
Spectral class
G2I (yellow)
Pri motion ra
+006
Sec motion ra
Pri motion dec
-007
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
18542-2245 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show Ain al rami 187426 18542-2245 BU 1033 AB 1888 1930 6 97 2.5 4.90 10.80 5.90 <===
Show 18542-2245 HJ 5072 AC 1878 1999 11 59 27.5 5.01 11.21 6.20
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
97.2
Precise sep
2.53
Common name
Ain al rami
Cdsa2 id
BU 1033 AB
Constellation
Sagittarius
SAO
187426
HD
174974
HR
7116
Bayer
Nu 1 Sagittarii
Bayer name
Nu1 Sgr
Flamsteed
32 Sagittarii
Flamsteed name
32 Sgr
Ra deg
18.902827777777777
De deg
-22.744833333333336
last precise pa
97.2
last precise sep
2.53
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18542-2245 BU 1033 AB 1930 6 97 2.5 4.90 10.80 G2I N 185410.18-224441.4

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