17578+0922 HJ 1308

 
 
17h 57m 47.07s +09 22' 30.2" P.A. 140 sep 9.7 mag 10.74,10.78 Sp G5
 
 
Coord 2000
17578+0922
Discov num
HJ 1308
Comp
Coord arcsec 2000
17 57 47.07 +09 22 30.2
Date first
1828
Date last
2015
Obs
13
Pa first
114
Pa last
140
P.A. Now (θ)
140°
Sep first
12.0
Sep last
9.7
Sep. Now (ρ)
9.7"
Mag pri
10.74
Mag sec
10.78
delta mag (ΔM)
0.04
Spectral class
G5 (yellow)
Pri motion ra
+000
Sec motion ra
+001
Pri motion dec
-013
Sec motion dec
-016
Notes
rPM=0.197 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
139.8
Precise sep
9.68
Constellation
Ophiuchus
Tycho2
1007-00614-1
HD
163791
last precise pa
139.8
last precise sep
9.68
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17578+0922 HJ 1308 2000 6 140 9.7 10.74 10.78 G5 D 175747.07+092230.2
17578+0922 HJ 1308 2011 8 140 9.7 10.74 10.78 G5 D 175747.07+092230.2
17578+0922 HJ 1308 2013 10 140 9.7 10.74 10.78 G5 175747.07+092230.2
17578+0922 HJ 1308 2015 13 140 9.7 10.74 10.78 G5 175747.07+092230.2

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