17270+5718 ES 2658

 
 
17h 26m 58.96s +57 17' 30.4" P.A. 15 sep 9.8 mag 9.98,12.10 Sp G5
 
 
Coord 2000
17270+5718
Discov num
ES 2658
Comp
Coord arcsec 2000
17 26 58.96 +57 17 30.4
Date first
1918
Date last
2015
Obs
6
Pa first
3
Pa last
15
P.A. Now (θ)
15°
Sep first
10.8
Sep last
9.8
Sep. Now (ρ)
9.8"
Mag pri
9.98
Mag sec
12.10
delta mag (ΔM)
2.12
Spectral class
G5 (yellow)
Pri motion ra
-010
Sec motion ra
+010
Pri motion dec
+014
Sec motion dec
+009
Notes
N (See Notes)
rPM=1.329
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Tycho2
7231-01114-1
Dm number
-30 9625
last precise pa
14.7
last precise sep
9.77
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17270+5718 ES 2658 1999 4 13 9.8 9.98 12.10 G5 N D 172658.96+571730.4
17270+5718 ES 2658 2003 5 13 9.8 9.98 12.10 G5 N D 172658.96+571730.4
17270+5718 ES 2658 2015 6 15 9.8 9.98 12.10 G5 N 172658.96+571730.4

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