17588+2554 SLE  87AC

 
 
17h 58m 46.24s +25 53' 59.3" P.A. 44 sep 18.1 mag 11.60,15.20
 
 
Coord 2000
17588+2554
Discov num
SLE  87
Comp
AC
Coord arcsec 2000
17 58 46.24 +25 53 59.3
Date first
1982
Date last
1982
Obs
1
Pa first
44
Pa last
44
P.A. Now (θ)
44°
Sep first
18.1
Sep last
18.1
Sep. Now (ρ)
18.1"
Mag pri
11.60
Mag sec
15.20
delta mag (ΔM)
3.6
Spectral class
Pri motion ra
-009
Sec motion ra
Pri motion dec
+012
Sec motion dec
Notes
X (Dubious double)
Nature of this double is uncertain.
 
 
17588+2554 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 17588+2554 SLE 87 AB 1897 2002 4 40 8.9 11.60 15.00 3.40
Show 17588+2554 SLE 87 AC 1982 1982 1 44 18.1 11.60 15.20 3.60 <===
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
44.1
Precise sep
18.06
Constellation
Hercules
Tycho2
2094-01003-1
last precise pa
44.1
last precise sep
18.06
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17588+2554 SLE 87 AC 1982 1 44 18.1 11.60 15.20 175846.24+255359.3

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