17395+4600 BU 1459AB (Iot Her)

 
 
17h 39m 27.89s +46 00' 22.8" P.A. 49 sep 116.7 mag 3.76,11.80 Sp B3IV dist. 139.47 pc (454.95 l.y.)
 
 
Coord 2000
17395+4600
Discov num
BU 1459
Comp
AB
Coord arcsec 2000
17 39 27.89 +46 00 22.8
Date first
1893
Date last
2012
Obs
6
Pa first
49
Pa last
49
P.A. Now (θ)
49°
Sep first
115.1
Sep last
116.7
Sep. Now (ρ)
116.7"
Mag pri
3.76
Mag sec
11.80
delta mag (ΔM)
8.04
Spectral class
B3IV (blue-white)
Pri motion ra
-008
Sec motion ra
+004
Pri motion dec
+005
Sec motion dec
+007
Notes
N (See Notes)
rPM=1.29
This double is not physical.
 
 
17395+4600 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 46872 17395+4600 BLA 5 Aa,Ab 1975 1975 1 6 0.2 3.80
Show Iot Her 46872 17395+4600 BU 1459 AB 1893 2012 6 49 116.7 3.76 11.80 8.04 <===
Triple system
2 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
48.9
Precise sep
116.66
Name
Iot Her
Constellation
Hercules
SAO
46872
HIP
86414
Tycho2
3510-01876-1
HD
160762
HR
6588
GC
23965
BD
BD+46 2349
Bayer
Iota Herculis
Bayer name
Iot Her
Flamsteed
85 Herculis
Flamsteed name
85 Her
Distance
139.47
Distance ly
454.95
last precise pa
48.9
last precise sep
116.66
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17395+4600 BU 1459 AB 1998 4 49 117.2 3.76 11.80 D 173927.89+460022.8
17395+4600 BU 1459 AB 2003 5 48 117.8 3.76 11.80 N D 173927.89+460022.8
17395+4600 BU 1459 AB 2012 6 49 116.7 3.76 11.80 B3IV N 173927.89+460022.8

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