17146+1423 STF2140AD

 
 
17h 14m 38.86s +14 23' 24.9" P.A. 39 sep 79.2 mag 3.48,11.10 Sp M5Ib-II dist. 110.25 pc (359.64 l.y.)
 
 
Coord 2000
17146+1423
Discov num
STF2140
Comp
AD
Coord arcsec 2000
17 14 38.86 +14 23 24.9
Date first
1878
Date last
2002
Obs
14
Pa first
39
Pa last
39
P.A. Now (θ)
39°
Sep first
85.4
Sep last
79.2
Sep. Now (ρ)
79.2"
Mag pri
3.48
Mag sec
11.10
delta mag (ΔM)
7.62
Spectral class
M5Ib-II (red)
Pri motion ra
-007
Sec motion ra
+003
Pri motion dec
+033
Sec motion dec
-042
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.797
This double is not physical.
 
 
17146+1423 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 102680 17146+1423 CHR 139 Aa,Ab 1986 1991 3 231 0.2 3.48
Show Rasalgethi 102680 17146+1423 STF2140 AB 1777 2016 495 103 4.6 3.48 5.40 1.92 Y
Show 102680 17146+1423 AGC 16 AC 1888 1995 8 297 19.9 3.48 15.50 12.02
Show 102680 17146+1423 STF2140 AD 1878 2002 14 39 79.2 3.48 11.10 7.62 <===
Quintuple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
38.8
Precise sep
79.19
Constellation
Hercules
SAO
102680
HIP
84345
Tycho2
0990-02133-1
HD
156014
HR
6406
GC
23277
BD
BD+14 3207
Bayer
Alpha 1 Herculis
Bayer name
Alp1 Her
Flamsteed
64 Herculis
Flamsteed name
64 Her
Distance
110.25
Distance ly
359.64
last precise pa
38.8
last precise sep
79.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17146+1423 STF2140 AD 2002 12 39 79.2 3.48 11.10 M5Ib-II N D 171438.86+142324.9

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