15075+1541 A  2228

 
 
15h 07m 31.66s +15 40' 50.7" P.A. 12 sep 3.3 mag 9.05,12.98 Sp F8 dist. 89.77 pc (292.83 l.y.)
 
 
Coord 2000
15075+1541
Discov num
A  2228
Comp
Coord arcsec 2000
15 07 31.66 +15 40 50.7
Date first
1910
Date last
2009
Obs
7
Pa first
5
Pa last
12
P.A. Now (θ)
12°
Sep first
3.3
Sep last
3.3
Sep. Now (ρ)
3.3"
Mag pri
9.05
Mag sec
12.98
delta mag (ΔM)
3.93
Spectral class
F8 (yellow-white)
Pri motion ra
-024
Sec motion ra
-022
Pri motion dec
-048
Sec motion dec
-046
Notes
rPM=0.053 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
12.2
Precise sep
3.29
Cdsa2 id
A 2228
Constellation
Bootes
SAO
101382
HIP
74014
Tycho2
1486-00102-1
HD
134084
BD
BD+16 2737
Ra deg
15.125461111111111
De deg
15.68075
Distance
89.77
Distance ly
292.83
last precise pa
12.2
last precise sep
3.29
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15075+1541 A 2228 1991 6 13 3.3 9.05 12.98 F8 150731.66+154050.7
15075+1541 A 2228 2009 7 12 3.3 9.05 12.98 F8 150731.66+154050.7

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