17500+0520 STF2227

 
 
17h 49m 22.00s +05 20' 19.0" P.A. 110 sep 15.2 mag 9.55,9.60 Sp G:+A6
 
 
Coord 2000
17500+0520
Discov num
STF2227
Comp
Coord arcsec 2000
17 49 22.00 +05 20 19.0
Date first
1830
Date last
2010
Obs
27
Pa first
117
Pa last
110
P.A. Now (θ)
110°
Sep first
19.7
Sep last
15.2
Sep. Now (ρ)
15.2"
Mag pri
9.55
Mag sec
9.60
delta mag (ΔM)
0.05
Spectral class
G:+A6 (yellow/white)
Pri motion ra
+015
Sec motion ra
-007
Pri motion dec
-018
Sec motion dec
+001
Notes
U (Proper motion indicates non-physical)
rPM=1.241
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
110.4
Precise sep
15.21
Constellation
Ophiuchus
Tycho2
0424-00149-1
last precise pa
110.4
last precise sep
15.21
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17500+0520 STF2227 2005 19 110 15.3 9.55 9.60 K5 175001.53+052000.8
17500+0520 STF2227 2010 24 111 15.2 9.55 9.60 G:+A6 U 174922.00+052019.0

If you need more information about this double, apply for a data request form to the WDS.