17055+1033 BU  357 (V2626 Oph)

 
 
17h 05m 32.03s +10 32' 47.4" P.A. 306 sep 1.4 mag 8.55,9.93 Sp A5 dist. 252.53 pc (823.75 l.y.)
 
 
Coord 2000
17055+1033
Discov num
BU  357
Comp
Coord arcsec 2000
17 05 32.03 +10 32 47.4
Date first
1875
Date last
2013
Obs
36
Pa first
280
Pa last
306
P.A. Now (θ)
306°
Sep first
1.2
Sep last
1.4
Sep. Now (ρ)
1.4"
Mag pri
8.55
Mag sec
9.93
delta mag (ΔM)
1.38
Spectral class
A5 (white)
Pri motion ra
-008
Sec motion ra
-008
Pri motion dec
-004
Sec motion dec
-004
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
305.7
Precise sep
1.389
Var name
V2626 Oph
Constellation
Ophiuchus
HIP
83634
Tycho2
0980-01267-1
HD
154517
BD
BD+10 3140
Distance
252.53
Distance ly
823.75
last precise pa
305.7
last precise sep
1.389
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17055+1033 BU 357 2001 30 307 1.3 8.55 9.93 A5 D 170532.03+103247.4
17055+1033 BU 357 2010 32 308 1.5 8.55 9.93 A5 D 170532.03+103247.4
17055+1033 BU 357 2013 35 306 1.4 8.55 9.93 A5 N 170532.03+103247.4

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