12285+8841 STF1717

 
 
12h 28m 28.09s +88 40' 32.4" P.A. 323 sep 8.3 mag 9.42,10.81 Sp F
 
 
Coord 2000
12285+8841
Discov num
STF1717
Comp
Coord arcsec 2000
12 28 28.09 +88 40 32.4
Date first
1832
Date last
2017
Obs
35
Pa first
341
Pa last
323
P.A. Now (θ)
323°
Sep first
7.8
Sep last
8.3
Sep. Now (ρ)
8.3"
Mag pri
9.42
Mag sec
10.81
delta mag (ΔM)
1.39
Spectral class
F (yellow-white)
Pri motion ra
-019
Sec motion ra
-021
Pri motion dec
-011
Sec motion dec
-009
Notes
rPM=0.124 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.5
Precise sep
8.316
Constellation
Ursa Minor
Tycho2
4645-00050-1
HD
111162
last precise pa
322.5
last precise sep
8.316
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12285+8841 STF1717 1999 25 325 8.1 9.42 10.81 F D 122828.09+884032.4
12285+8841 STF1717 2011 26 328 8.3 9.42 10.81 F D 122828.09+884032.4
12285+8841 STF1717 2017 35 323 8.3 9.42 10.81 F 122828.09+884032.4

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