18450+7621 UC 3662AB

 
 
18h 44m 59.10s +76 21' 09.5" P.A. 103 sep 58.5 mag 9.90,16.50 Sp G5
 
 
Coord 2000
18450+7621
Discov num
UC 3662
Comp
AB
Coord arcsec 2000
18 44 59.10 +76 21 09.5
Date first
2000
Date last
2004
Obs
2
Pa first
104
Pa last
103
P.A. Now (θ)
103°
Sep first
58.3
Sep last
58.5
Sep. Now (ρ)
58.5"
Mag pri
9.90
Mag sec
16.50
delta mag (ΔM)
6.6
Spectral class
G5 (yellow)
Pri motion ra
+010
Sec motion ra
-016
Pri motion dec
+065
Sec motion dec
+096
Notes
V (Proper motion indicates physical)
rPM=0.416
This double is physical.
 
 
18450+7621 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 18450+7621 MLR 216 Aa,Ab 1971 1993 11 17 0.3 9.90 10.10 0.20
Show 18450+7621 UC 3662 AB 2000 2004 2 103 58.5 9.90 16.50 6.60 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
103.4
Precise sep
58.472
Constellation
Draco
last precise pa
103.4
last precise sep
58.472
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18450+7621 UC 3662 AB 2000 2 104 58.3 9.90 16.50 G5 V 184459.10+762109.5
18450+7621 UC 3662 AB 2004 2 103 58.5 9.90 16.50 G5 V 184459.10+762109.5

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