17304+0533 WOR  25

 
 
17h 30m 22.73s +05 32' 54.6" P.A. 324 sep 19.8 mag 9.30,14.90 Sp M1 dist. 9.98 pc (32.55 l.y.)
 
 
Coord 2000
17304+0533
Discov num
WOR  25
Comp
Coord arcsec 2000
17 30 22.73 +05 32 54.6
Date first
1960
Date last
2015
Obs
4
Pa first
286
Pa last
324
P.A. Now (θ)
324°
Sep first
10.1
Sep last
19.8
Sep. Now (ρ)
19.8"
Mag pri
9.30
Mag sec
14.90
delta mag (ΔM)
5.6
Spectral class
M1 (red)
Pri motion ra
+042
Sec motion ra
-009
Pri motion dec
-248
Sec motion dec
+023
Notes
U (Proper motion indicates non-physical)
rPM=1.096
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
323.7
Precise sep
19.8
Constellation
Ophiuchus
HIP
85665
Tycho2
0422-00241-1
GL
Gl 678.1A
BD
BD+05 3409
Distance
9.98
Distance ly
32.55
last precise pa
323.7
last precise sep
19.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17304+0533 WOR 25 1960 1 286 10.1 9.30 14.90 M1 N 173022.71+053256.8
17304+0533 WOR 25 2000 2 316 16.4 9.30 14.90 M1 N 173022.71+053256.8
17304+0533 WOR 25 2001 3 316 16.7 9.30 14.90 M1 N 173022.71+053256.8
17304+0533 WOR 25 2015 4 324 19.8 9.30 14.90 M1 U 173022.71+053256.8

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