15398+2117 AG  197

 
 
15h 39m 47.76s +21 16' 38.8" P.A. 127 sep 3.1 mag 10.10,10.20 Sp K0
 
 
Coord 2000
15398+2117
Discov num
AG  197
Comp
Coord arcsec 2000
15 39 47.76 +21 16 38.8
Date first
1902
Date last
2010
Obs
22
Pa first
127
Pa last
127
P.A. Now (θ)
127°
Sep first
3.4
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
10.10
Mag sec
10.20
delta mag (ΔM)
0.1
Spectral class
K0 (yellow-orange)
Pri motion ra
+010
Sec motion ra
Pri motion dec
-016
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.7
Precise sep
3.11
Constellation
Serpens
Tycho2
1501-01596-1
last precise pa
126.7
last precise sep
3.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15398+2117 AG 197 1999 19 126 3.2 10.10 10.20 K0 153947.76+211638.8
15398+2117 AG 197 2010 21 127 3.0 10.10 10.20 K0 153947.76+211638.8

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