17452+5157 STF2225CD

 
 
17h 44m 47.57s +51 55' 17.2" P.A. 296 sep 8.7 mag 10.20,10.56 Sp G5+K8
 
 
Coord 2000
17452+5157
Discov num
STF2225
Comp
CD
Coord arcsec 2000
17 44 47.57 +51 55 17.2
Date first
1830
Date last
2017
Obs
38
Pa first
314
Pa last
296
P.A. Now (θ)
296°
Sep first
9.1
Sep last
8.7
Sep. Now (ρ)
8.7"
Mag pri
10.20
Mag sec
10.56
delta mag (ΔM)
0.36
Spectral class
G5+K8 (yellow/yellow-orange)
Pri motion ra
+008
Sec motion ra
-003
Pri motion dec
+013
Sec motion dec
-003
Notes
rPM=1.272
This double is not physical.
 
 
17452+5157 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 30551 17452+5157 STF2225 AB 1868 2015 18 339 5.5 9.00 11.90 2.90
Show 30551 17452+5157 STF2225 AC 1869 2007 19 245 229.1 9.00 10.20 1.20
Show 17452+5157 STF2225 CD 1830 2017 38 296 8.7 10.20 10.56 0.36 <===
Show 17452+5157 B 9005 CE 1924 2015 4 302 65.1 10.20 13.02 2.82
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
296.4
Precise sep
8.735
Cdsa2 id
STF 2225 CD
Constellation
Draco
Tycho2
3522-01395-1
HD
234484
Ra deg
17.746547222222222
De deg
51.92144444444444
last precise pa
296.4
last precise sep
8.735
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
17452+5157 STF2225 CD 2007 35 298 8.9 10.20 10.56 G5 K8 D 174447.57+515517.2
17452+5157 STF2225 CD 2015 37 295 8.6 10.20 10.56 G5+K8 174447.57+515517.2
17452+5157 STF2225 CD 2017 38 296 8.7 10.20 10.56 G5+K8 174447.57+515517.2

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