11388+6421 STF1559

 
 
11h 38m 49.11s +64 20' 49.4" P.A. 323 sep 2 mag 6.81,8.01 Sp A5IV dist. 210.97 pc (688.18 l.y.)
 
 
Coord 2000
11388+6421
Discov num
STF1559
Comp
Coord arcsec 2000
11 38 49.11 +64 20 49.4
Date first
1830
Date last
2013
Obs
78
Pa first
323
Pa last
323
P.A. Now (θ)
323°
Sep first
2.5
Sep last
2.0
Sep. Now (ρ)
2"
Mag pri
6.81
Mag sec
8.01
delta mag (ΔM)
1.2
Spectral class
A5IV (white)
Pri motion ra
+018
Sec motion ra
+018
Pri motion dec
+006
Sec motion dec
+006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
322.9
Precise sep
1.956
Constellation
Ursa Major
SAO
15580
HIP
56816
Tycho2
4156-01489-1
HD
101150
HR
4481
BD
BD+65 843
Distance
210.97
Distance ly
688.18
last precise pa
322.9
last precise sep
1.976
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
11388+6421 STF1559 2007 79 324 2.0 6.81 8.01 A5IV D 113849.11+642049.4
11388+6421 STF1559 2009 80 323 2.0 6.81 8.01 A5IV D 113849.11+642049.4
11388+6421 STF1559 2011 81 324 1.9 6.81 8.01 A5IV D 113849.11+642049.4
11388+6421 STF1559 2013 78 323 2.0 6.81 8.01 A5IV D 113849.11+642049.4

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