15205+2206 COU 104

 
 
15h 20m 32.06s +22 06' 08.7" P.A. 114 sep 5.7 mag 10.10,11.10 Sp K2
 
 
Coord 2000
15205+2206
Discov num
COU 104
Comp
Coord arcsec 2000
15 20 32.06 +22 06 08.7
Date first
1892
Date last
2010
Obs
8
Pa first
117
Pa last
114
P.A. Now (θ)
114°
Sep first
5.6
Sep last
5.7
Sep. Now (ρ)
5.7"
Mag pri
10.10
Mag sec
11.10
delta mag (ΔM)
1
Spectral class
K2 (yellow-orange)
Pri motion ra
+025
Sec motion ra
+027
Pri motion dec
-002
Sec motion dec
+001
Notes
rPM=0.133 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
114.3
Precise sep
5.74
Constellation
Serpens
SAO
83774
Tycho2
1493-00648-1
last precise pa
114.3
last precise sep
5.74
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15205+2206 COU 104 1998 5 114 5.7 10.10 11.10 K2 D 152032.06+220608.7
15205+2206 COU 104 2008 6 115 5.8 10.10 11.10 K2 D 152032.06+220608.7
15205+2206 COU 104 2010 8 116 5.3 10.10 11.10 K2 152032.06+220608.7

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