17578+0253 HDS2532

 
 
17h 57m 45.65s +02 52' 48.2" P.A. 186 sep 0.2 mag 8.36,10.97 Sp A2 dist. 892.86 pc (2912.51 l.y.)
 
 
Coord 2000
17578+0253
Discov num
HDS2532
Comp
Coord arcsec 2000
17 57 45.65 +02 52 48.2
Date first
1991
Date last
1991
Obs
1
Pa first
186
Pa last
186
P.A. Now (θ)
186°
Sep first
0.2
Sep last
0.2
Sep. Now (ρ)
0.2"
Mag pri
8.36
Mag sec
10.97
delta mag (ΔM)
2.61
Spectral class
A2 (white)
Pri motion ra
-005
Sec motion ra
Pri motion dec
-011
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
186
Precise sep
0.229
Constellation
Ophiuchus
HIP
87932
Tycho2
0421-00662-1
HD
163775
BD
BD+02 3435
Distance
892.86
Distance ly
2912.51
last precise pa
186
last precise sep
0.229
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17578+0253 HDS2532 1991 1 186 0.2 8.36 10.97 A2 175745.65+025248.2

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