17398+4619 COU1780

 
 
17h 39m 47.81s +46 19' 11.9" P.A. 288 sep 0.2 mag 9.00,10.00 Sp K0
 
 
Coord 2000
17398+4619
Discov num
COU1780
Comp
Coord arcsec 2000
17 39 47.81 +46 19 11.9
Date first
1978
Date last
1996
Obs
3
Pa first
273
Pa last
288
P.A. Now (θ)
288°
Sep first
0.3
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
9.00
Mag sec
10.00
delta mag (ΔM)
1
Spectral class
K0 (yellow-orange)
Pri motion ra
-011
Sec motion ra
Pri motion dec
+016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
287.8
Precise sep
0.24
Constellation
Hercules
SAO
46876
Tycho2
3510-00784-1
last precise pa
287.8
last precise sep
0.24
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17398+4619 COU1780 1996 3 288 0.2 9.00 10.00 K0 173947.81+461911.9

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