15399+1646 COU2510

 
 
15h 39m 54.03s +16 46' 28.3" P.A. 25 sep 0.3 mag 10.30,10.90 Sp A5
 
 
Coord 2000
15399+1646
Discov num
COU2510
Comp
Coord arcsec 2000
15 39 54.03 +16 46 28.3
Date first
1988
Date last
2008
Obs
2
Pa first
24
Pa last
25
P.A. Now (θ)
25°
Sep first
0.3
Sep last
0.3
Sep. Now (ρ)
0.3"
Mag pri
10.30
Mag sec
10.90
delta mag (ΔM)
0.6
Spectral class
A5 (white)
Pri motion ra
-032
Sec motion ra
Pri motion dec
+014
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
25.1
Precise sep
0.252
Constellation
Serpens
SAO
101671
Tycho2
1495-00028-1
last precise pa
25.1
last precise sep
0.252
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15399+1646 COU2510 1988 1 24 0.3 10.30 10.90 A5 153954.03+164628.3
15399+1646 COU2510 2008 2 25 0.3 10.30 10.90 A5 153954.03+164628.3

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