13188+2808 ES  441

 
 
13h 18m 46.01s +28 07' 34.3" P.A. 71 sep 6 mag 9.84,14.40 Sp K2
 
 
Coord 2000
13188+2808
Discov num
ES  441
Comp
Coord arcsec 2000
13 18 46.01 +28 07 34.3
Date first
1907
Date last
2010
Obs
4
Pa first
78
Pa last
71
P.A. Now (θ)
71°
Sep first
4.8
Sep last
6.0
Sep. Now (ρ)
6"
Mag pri
9.84
Mag sec
14.40
delta mag (ΔM)
4.56
Spectral class
K2 (yellow-orange)
Pri motion ra
-082
Sec motion ra
Pri motion dec
+007
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
70.7
Precise sep
5.96
Cdsa2 id
ES 441
Constellation
Coma Berenices
SAO
82774
Tycho2
1996-00212-1
Ra deg
13.312780555555555
De deg
28.126194444444444
last precise pa
70.7
last precise sep
5.96
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13188+2808 ES 441 1997 3 70 5.8 9.84 14.40 K2 D 131846.01+280734.3
13188+2808 ES 441 2010 4 72 4.7 9.84 14.40 K2 131846.01+280734.3

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