15009+4526 HDS2118

 
 
15h 00m 55.57s +45 25' 34.3" P.A. 169 sep 1.7 mag 9.25,12.88 Sp M0 dist. 11.79 pc (38.46 l.y.)
 
 
Coord 2000
15009+4526
Discov num
HDS2118
Comp
Coord arcsec 2000
15 00 55.57 +45 25 34.3
Date first
1991
Date last
2010
Obs
11
Pa first
342
Pa last
169
P.A. Now (θ)
169°
Sep first
0.4
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
9.25
Mag sec
12.88
delta mag (ΔM)
3.63
Spectral class
M0 (red)
Pri motion ra
+241
Sec motion ra
Pri motion dec
+371
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
168.7
Precise sep
1.71
Constellation
Bootes
SAO
45329
HIP
73470
GL
Gl 572
BD
BD+45 2247
Distance
11.79
Distance ly
38.46
last precise pa
168.7
last precise sep
1.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15009+4526 HDS2118 1991 1 342 0.4 9.25 12.88 M0 150055.38+452531.1
15009+4526 HDS2118 2008 5 173 1.7 9.25 12.88 M0 150055.38+452531.1
15009+4526 HDS2118 2009 8 171 1.8 9.25 12.88 M0 150055.38+452531.1
15009+4526 HDS2118 2010 11 169 1.7 9.25 12.88 M0 150055.38+452531.1

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