17128+5837 DAM 989

 
 
17h 12m 45.09s +58 36' 31.1" P.A. 13 sep 5.3 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
2015
Obs
6
Pa first
13
Pa last
13
P.A. Now (θ)
13°
Sep first
5.2
Sep last
5.3
Sep. Now (ρ)
5.3"
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=0.416
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Tycho2
1688-00583-1
Dm number
+18 4911
last precise pa
12.9
last precise sep
5.254
 
 
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
17128+5837 DAM 989 2015 6 13 5.3 11.10 13.00 171245.09+583631.1

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