17139+7921 UC 3308

 
 
17h 13m 56.48s +79 20' 59.5" P.A. 152 sep 16.8 mag 14.90,15.40
 
 
Coord 2000
17139+7921
Discov num
UC 3308
Comp
Coord arcsec 2000
17 13 56.48 +79 20 59.5
Date first
1999
Date last
2015
Obs
4
Pa first
152
Pa last
152
P.A. Now (θ)
152°
Sep first
16.8
Sep last
16.8
Sep. Now (ρ)
16.8"
Mag pri
14.90
Mag sec
15.40
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+019
Sec motion ra
+019
Pri motion dec
-052
Sec motion dec
-051
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.018 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
151.8
Precise sep
16.781
Cdsa2 id
UC 3308
Constellation
Ursa Minor
Ra deg
17.232355555555554
De deg
79.34986111111111
last precise pa
151.8
last precise sep
16.781
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17139+7921 UC 3308 2000 2 152 16.8 14.90 15.40 V 171356.48+792059.5
17139+7921 UC 3308 2004 2 152 16.7 14.90 15.40 V 171356.48+792059.5
17139+7921 UC 3308 2010 3 152 16.7 14.90 15.40 V R 171356.48+792059.5
17139+7921 UC 3308 2015 4 152 16.8 14.90 15.40 V R 171356.48+792059.5

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