17427+0659 HEI 864

 
 
17h 42m 40.42s +06 58' 28.3" P.A. 350 sep 2.8 mag 11.29,11.52
 
 
Coord 2000
17427+0659
Discov num
HEI 864
Comp
Coord arcsec 2000
17 42 40.42 +06 58 28.3
Date first
1991
Date last
2001
Obs
3
Pa first
350
Pa last
350
P.A. Now (θ)
350°
Sep first
2.9
Sep last
2.8
Sep. Now (ρ)
2.8"
Mag pri
11.29
Mag sec
11.52
delta mag (ΔM)
0.23
Spectral class
Pri motion ra
-010
Sec motion ra
-022
Pri motion dec
-017
Sec motion dec
+040
Notes
rPM=1.276
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
350.4
Precise sep
2.825
Constellation
Ophiuchus
Tycho2
0427-00429-2
last precise pa
350.4
last precise sep
2.825
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17427+0659 HEI 864 1994 2 349 2.6 11.29 11.52 174240.42+065828.3
17427+0659 HEI 864 2001 3 350 2.8 11.29 11.52 174240.42+065828.3

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