17224+0445 BAL2889

 
 
17h 22m 23.47s +04 45' 24.8" P.A. 178 sep 11.8 mag 9.60,10.80 Sp G5
 
 
Coord 2000
17224+0445
Discov num
BAL2889
Comp
Coord arcsec 2000
17 22 23.47 +04 45 24.8
Date first
1898
Date last
2010
Obs
7
Pa first
178
Pa last
178
P.A. Now (θ)
178°
Sep first
11.4
Sep last
11.8
Sep. Now (ρ)
11.8"
Mag pri
9.60
Mag sec
10.80
delta mag (ΔM)
1.2
Spectral class
G5 (yellow)
Pri motion ra
-005
Sec motion ra
-005
Pri motion dec
-011
Sec motion dec
-015
Notes
rPM=0.253 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
177.8
Precise sep
11.75
Constellation
Ophiuchus
Tycho2
0408-01134-1
HD
157310
last precise pa
177.8
last precise sep
11.75
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17224+0445 BAL2889 2000 4 178 11.6 9.60 10.80 G5 D 172223.47+044524.8
17224+0445 BAL2889 2010 5 178 11.8 9.60 10.80 G5 D 172223.47+044524.8

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