18471+3656 COU1310

 
 
18h 47m 04.55s +36 56' 17.1" P.A. 5 sep 1.6 mag 9.91,11.77 Sp G5
 
 
Coord 2000
18471+3656
Discov num
COU1310
Comp
Coord arcsec 2000
18 47 04.55 +36 56 17.1
Date first
1975
Date last
2007
Obs
4
Pa first
3
Pa last
5
P.A. Now (θ)
Sep first
1.3
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
9.91
Mag sec
11.77
delta mag (ΔM)
1.86
Spectral class
G5 (yellow)
Pri motion ra
+003
Sec motion ra
+003
Pri motion dec
-005
Sec motion dec
-005
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
4.5
Precise sep
1.633
Constellation
Lyra
SAO
67379
Tycho2
2650-01555-1
last precise pa
4.5
last precise sep
1.633
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18471+3656 COU1310 1995 3 7 1.5 9.91 11.77 G5 184704.55+365617.1
18471+3656 COU1310 2007 4 5 1.6 9.91 11.77 G5 184704.55+365617.1

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