17432+2245 COU 629

 
 
17h 43m 12.10s +22 45' 19.5" P.A. 207 sep 4.1 mag 11.30,11.80
 
 
Coord 2000
17432+2245
Discov num
COU 629
Comp
Coord arcsec 2000
17 43 12.10 +22 45 19.5
Date first
1971
Date last
2013
Obs
9
Pa first
210
Pa last
207
P.A. Now (θ)
207°
Sep first
3.5
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
11.30
Mag sec
11.80
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+006
Sec motion ra
-011
Pri motion dec
+088
Sec motion dec
+049
Notes
rPM=0.482
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
206.7
Precise sep
4.06
Constellation
Hercules
Tycho2
2076-03127-1
last precise pa
206.7
last precise sep
4.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17432+2245 COU 629 2004 5 208 3.9 11.30 11.80 D 174312.10+224519.5
17432+2245 COU 629 2013 8 207 4.1 11.30 11.80 174312.10+224519.5

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