17228-2741 I  1002

 
 
17h 22m 46.17s -27 40' 34.0" P.A. 39 sep 3.5 mag 9.19,10.71 Sp K0/1III dist. 2325.58 pc (7586.04 l.y.)
 
 
Coord 2000
17228-2741
Discov num
I  1002
Comp
Coord arcsec 2000
17 22 46.17 -27 40 34.0
Date first
1910
Date last
1999
Obs
9
Pa first
25
Pa last
39
P.A. Now (θ)
39°
Sep first
3.0
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
9.19
Mag sec
10.71
delta mag (ΔM)
1.52
Spectral class
K0/1III (yellow-orange)
Pri motion ra
-018
Sec motion ra
-001
Pri motion dec
-017
Sec motion dec
+005
Notes
rPM=1.123
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38.5
Precise sep
3.514
Constellation
Ophiuchus
HIP
85033
Tycho2
6833-00086-1
HD
157155
CD
CD-2711608
CP
CP-27 5631
Distance
2325.58
Distance ly
7586.04
last precise pa
38.5
last precise sep
3.514
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17228-2741 I 1002 1991 8 38 3.5 9.19 10.71 K0/1III 172246.17-274034.0
17228-2741 I 1002 1999 9 39 3.5 9.19 10.71 K0/1III 172246.17-274034.0

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