16575+4658 A  1871

 
 
16h 57m 30.11s +46 58' 18.7" P.A. 34 sep 2.3 mag 9.08,13.70 Sp F8
 
 
Coord 2000
16575+4658
Discov num
A  1871
Comp
Coord arcsec 2000
16 57 30.11 +46 58 18.7
Date first
1908
Date last
1928
Obs
3
Pa first
30
Pa last
34
P.A. Now (θ)
34°
Sep first
2.5
Sep last
2.3
Sep. Now (ρ)
2.3"
Mag pri
9.08
Mag sec
13.70
delta mag (ΔM)
4.62
Spectral class
F8 (yellow-white)
Pri motion ra
-002
Sec motion ra
Pri motion dec
-162
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
34.1
Precise sep
2.34
Constellation
Hercules
SAO
46396
Tycho2
3500-01972-1
last precise pa
34.1
last precise sep
2.34
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16575+4658 A 1871 1928 3 34 2.3 9.08 13.70 F8 165730.11+465818.7

If you need more information about this double, apply for a data request form to the WDS.