17128+5837 DAM 989

 
 
17h 12m 45.09s +58 36' 31.1" P.A. 9 sep 5 mag 11.10,13.00
 
 
Coord 2000
17128+5837
Discov num
DAM 989
Comp
Coord arcsec 2000
17 12 45.09 +58 36 31.1
Date first
1999
Date last
2010
Obs
5
Pa first
13
Pa last
9
P.A. Now (θ)
Sep first
5.2
Sep last
5.0
Sep. Now (ρ)
5"
Mag pri
11.10
Mag sec
13.00
delta mag (ΔM)
1.9
Spectral class
Pri motion ra
+001
Sec motion ra
-001
Pri motion dec
+008
Sec motion dec
+018
Notes
rPM=0.566
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.5
Precise sep
4.99
Constellation
Draco
Tycho2
3899-01141-1
last precise pa
8.5
last precise sep
4.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17128+5837 DAM 989 2010 4 9 5.0 11.10 13.00 171245.09+583631.1

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