16510+4605 A  1867

 
 
16h 50m 59.52s +46 04' 56.1" P.A. 275 sep 1.9 mag 9.76,13.80 Sp K0
 
 
Coord 2000
16510+4605
Discov num
A  1867
Comp
Coord arcsec 2000
16 50 59.52 +46 04 56.1
Date first
1893
Date last
2004
Obs
5
Pa first
313
Pa last
275
P.A. Now (θ)
275°
Sep first
4.8
Sep last
1.9
Sep. Now (ρ)
1.9"
Mag pri
9.76
Mag sec
13.80
delta mag (ΔM)
4.04
Spectral class
K0 (yellow-orange)
Pri motion ra
-019
Sec motion ra
Pri motion dec
+029
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
274.8
Precise sep
1.89
Constellation
Hercules
SAO
46323
Tycho2
3500-01893-1
last precise pa
274.8
last precise sep
1.89
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16510+4605 A 1867 1928 4 308 3.6 9.76 13.80 K0 165059.52+460456.1
16510+4605 A 1867 2004 5 275 1.9 9.76 13.80 K0 165059.52+460456.1

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