17225+0422 BU 1248

 
 
17h 22m 27.12s +04 21' 46.7" P.A. 176 sep 8.4 mag 8.38,10.65 Sp A0
 
 
Coord 2000
17225+0422
Discov num
BU 1248
Comp
Coord arcsec 2000
17 22 27.12 +04 21 46.7
Date first
1891
Date last
2013
Obs
27
Pa first
165
Pa last
176
P.A. Now (θ)
176°
Sep first
8.4
Sep last
8.4
Sep. Now (ρ)
8.4"
Mag pri
8.38
Mag sec
10.65
delta mag (ΔM)
2.27
Spectral class
A0 (white)
Pri motion ra
-004
Sec motion ra
-019
Pri motion dec
+001
Sec motion dec
-005
Notes
rPM=0.822
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
176.4
Precise sep
8.36
Constellation
Ophiuchus
Tycho2
0408-00616-1
HD
157332
last precise pa
176.4
last precise sep
8.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17225+0422 BU 1248 2002 25 175 8.2 9.00 10.30 A0 D 172227.12+042146.7
17225+0422 BU 1248 2013 27 176 8.4 8.40 10.70 A0 D 172227.12+042146.7

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