15004+5537 HDS2117

 
 
15h 00m 23.79s +55 37' 05.3" P.A. 166 sep 0.7 mag 7.28,10.83 Sp F0 dist. 117.1 pc (381.98 l.y.)
 
 
Coord 2000
15004+5537
Discov num
HDS2117
Comp
Coord arcsec 2000
15 00 23.79 +55 37 05.3
Date first
1991
Date last
2011
Obs
4
Pa first
167
Pa last
166
P.A. Now (θ)
166°
Sep first
0.8
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
7.28
Mag sec
10.83
delta mag (ΔM)
3.55
Spectral class
F0 (yellow-white)
Pri motion ra
+049
Sec motion ra
Pri motion dec
+015
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
165.7
Precise sep
0.73
Constellation
Draco
SAO
29377
HIP
73436
Tycho2
3864-00164-1
HD
133109
BD
BD+56 1777
Distance
117.1
Distance ly
381.98
last precise pa
165.7
last precise sep
0.73
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
15004+5537 HDS2117 1991 1 167 0.8 7.28 10.83 F0 D 150023.79+553705.3
15004+5537 HDS2117 2009 2 165 0.7 7.28 10.83 F0 D 150023.79+553705.3
15004+5537 HDS2117 2011 4 166 0.7 7.28 10.83 F0 150023.79+553705.3

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