17153+7239 HJ 3346

 
 
17h 15m 17.45s +72 39' 07.6" P.A. 30 sep 13.4 mag 10.34,11.70
 
 
Coord 2000
17153+7239
Discov num
HJ 3346
Comp
Coord arcsec 2000
17 15 17.45 +72 39 07.6
Date first
1832
Date last
2016
Obs
11
Pa first
30
Pa last
30
P.A. Now (θ)
30°
Sep first
10.0
Sep last
13.4
Sep. Now (ρ)
13.4"
Mag pri
10.34
Mag sec
11.70
delta mag (ΔM)
1.36
Spectral class
Pri motion ra
-014
Sec motion ra
-009
Pri motion dec
-006
Sec motion dec
-002
Notes
rPM=0.42
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
29.6
Precise sep
13.351
Constellation
Draco
Tycho2
4427-01671-1
last precise pa
29.6
last precise sep
13.351
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17153+7239 HJ 3346 1999 8 28 13.2 10.34 11.70 D 171517.45+723907.6
17153+7239 HJ 3346 2004 9 28 13.2 10.34 11.70 D 171517.45+723907.6
17153+7239 HJ 3346 2010 10 28 12.9 10.34 11.70 171517.45+723907.6
17153+7239 HJ 3346 2016 11 30 13.4 10.34 11.70 171517.45+723907.6

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