17217+0321 BAL2438

 
 
17h 21m 39.34s +03 20' 31.1" P.A. 128 sep 3.1 mag 13.00,13.20
 
 
Coord 2000
17217+0321
Discov num
BAL2438
Comp
Coord arcsec 2000
17 21 39.34 +03 20 31.1
Date first
1999
Date last
2015
Obs
3
Pa first
126
Pa last
128
P.A. Now (θ)
128°
Sep first
2.9
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
13.00
Mag sec
13.20
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-048
Sec motion ra
Pri motion dec
+033
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128
Precise sep
3.091
Constellation
Ophiuchus
Gaia DR2
78015979136
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17217+0321 BAL2438 1999 1 126 2.9 13.00 13.20 172139.34+032031.1
17217+0321 BAL2438 2000 2 126 3.1 13.00 13.20 172139.34+032031.1
17217+0321 BAL2438 2015 3 128 3.1 13.00 13.20 172139.34+032031.1

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