17347+1304 HEI 549

 
 
17h 34m 41.56s +13 04' 10.0" P.A. 27 sep 0.4 mag 10.62,10.59
 
 
Coord 2000
17347+1304
Discov num
HEI 549
Comp
Coord arcsec 2000
17 34 41.56 +13 04 10.0
Date first
1987
Date last
1994
Obs
3
Pa first
26
Pa last
27
P.A. Now (θ)
27°
Sep first
0.5
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.62
Mag sec
10.59
delta mag (ΔM)
0.03
Spectral class
Pri motion ra
+007
Sec motion ra
+007
Pri motion dec
-031
Sec motion dec
-031
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
26.7
Precise sep
0.36
Cdsa2 id
HEI 549
Constellation
Ophiuchus
Tycho2
1000-02108-1
Ra deg
17.57821111111111
De deg
13.069444444444445
last precise pa
26.7
last precise sep
0.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17347+1304 HEI 549 1994 3 27 0.4 10.62 10.59 173441.56+130410.0

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