13501+8555 WFC 142

 
 
13h 50m 04.30s +85 54' 54.8" P.A. 21 sep 3.5 mag 10.84,10.88
 
 
Coord 2000
13501+8555
Discov num
WFC 142
Comp
Coord arcsec 2000
13 50 04.30 +85 54 54.8
Date first
1899
Date last
2013
Obs
7
Pa first
26
Pa last
21
P.A. Now (θ)
21°
Sep first
3.6
Sep last
3.5
Sep. Now (ρ)
3.5"
Mag pri
10.84
Mag sec
10.88
delta mag (ΔM)
0.04
Spectral class
Pri motion ra
-004
Sec motion ra
-004
Pri motion dec
+011
Sec motion dec
+014
Notes
rPM=0.206 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.1
Precise sep
3.54
Constellation
Ursa Minor
Tycho2
4637-01023-1
last precise pa
21.1
last precise sep
3.54
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
13501+8555 WFC 142 2002 5 21 3.5 10.84 10.88 D 135004.30+855454.8
13501+8555 WFC 142 2004 6 21 3.5 10.84 10.88 D 135004.30+855454.8
13501+8555 WFC 142 2013 7 21 3.5 10.84 10.88 135004.30+855454.8

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