15540+1936 COU  67

 
 
15h 54m 00.28s +19 35' 49.6" P.A. 218 sep 1.6 mag 10.99,11.07
 
 
Coord 2000
15540+1936
Discov num
COU  67
Comp
Coord arcsec 2000
15 54 00.28 +19 35 49.6
Date first
1965
Date last
2008
Obs
10
Pa first
210
Pa last
218
P.A. Now (θ)
218°
Sep first
1.5
Sep last
1.6
Sep. Now (ρ)
1.6"
Mag pri
10.99
Mag sec
11.07
delta mag (ΔM)
0.08
Spectral class
Pri motion ra
-068
Sec motion ra
-068
Pri motion dec
-094
Sec motion dec
-094
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
217.8
Precise sep
1.622
Constellation
Serpens
Tycho2
1499-00259-1
last precise pa
217.8
last precise sep
1.622
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15540+1936 COU 67 2005 9 217 1.5 10.99 11.07 155400.28+193549.6
15540+1936 COU 67 2008 10 218 1.6 10.99 11.07 155400.28+193549.6

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