17148+2214 ITF  11

 
 
17h 14m 46.16s +22 14' 09.3" P.A. 40 sep 4.2 mag 12.20,14.40 Sp K9V+M3V
 
 
Coord 2000
17148+2214
Discov num
ITF  11
Comp
Coord arcsec 2000
17 14 46.16 +22 14 09.3
Date first
1951
Date last
2012
Obs
4
Pa first
33
Pa last
40
P.A. Now (θ)
40°
Sep first
3.7
Sep last
4.2
Sep. Now (ρ)
4.2"
Mag pri
12.20
Mag sec
14.40
delta mag (ΔM)
2.2
Spectral class
K9V+M3V (yellow-orange/red)
Pri motion ra
-092
Sec motion ra
-088
Pri motion dec
+038
Sec motion dec
+036
Notes
V (Proper motion indicates physical)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Hercules
last precise pa
40.2
last precise sep
4.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17148+2214 ITF 11 2012 2 40 4.2 12.20 14.40 K9V+M3V V 171446.16+221409.3

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