18000+2449 COU 115

 
 
17h 59m 59.33s +24 48' 39.0" P.A. 113 sep 0.3 mag 8.80,8.80 Sp G5
 
 
Coord 2000
18000+2449
Discov num
COU 115
Comp
Coord arcsec 2000
17 59 59.33 +24 48 39.0
Date first
1966
Date last
2016
Obs
21
Pa first
115
Pa last
113
P.A. Now (θ)
113°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
8.80
Mag sec
8.80
delta mag (ΔM)
0
Spectral class
G5 (yellow)
Pri motion ra
-002
Sec motion ra
Pri motion dec
+003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
112.8
Precise sep
0.333
Constellation
Hercules
SAO
85620
Tycho2
2094-02151-1
last precise pa
112.8
last precise sep
0.333
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18000+2449 COU 115 1991 17 114 0.3 8.80 8.80 G5 175959.33+244839.0
18000+2449 COU 115 2002 18 113 0.3 8.80 8.80 G5 D 175959.33+244839.0
18000+2449 COU 115 2008 20 117 0.3 8.80 8.80 G5 D 175959.33+244839.0
18000+2449 COU 115 2016 21 113 0.3 8.80 8.80 G5 175959.33+244839.0

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