17516+4722 BEM9012

 
 
17h 51m 36.71s +47 21' 36.5" P.A. 140 sep 4.5 mag 12.30,12.30
 
 
Coord 2000
17516+4722
Discov num
BEM9012
Comp
Coord arcsec 2000
17 51 36.71 +47 21 36.5
Date first
1901
Date last
2016
Obs
7
Pa first
131
Pa last
140
P.A. Now (θ)
140°
Sep first
4.1
Sep last
4.5
Sep. Now (ρ)
4.5"
Mag pri
12.30
Mag sec
12.30
delta mag (ΔM)
0
Spectral class
Pri motion ra
-031
Sec motion ra
+020
Pri motion dec
+049
Sec motion dec
-011
Notes
rPM=1.358
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
140.3
Precise sep
4.535
Constellation
Hercules
SAO
47018
Tycho2
3515-01347-1
last precise pa
141.5
last precise sep
4.493
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17516+4722 BEM9012 2000 5 142 4.5 12.30 12.30 175136.71+472136.5
17516+4722 BEM9012 2003 6 143 4.5 12.30 12.30 175136.71+472136.5
17516+4722 BEM9012 2016 7 140 4.5 12.30 12.30 175136.71+472136.5

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