19197+4422 STF2507AB

 
 
19h 19m 43.44s +44 22' 29.2" P.A. 158 sep 25.1 mag 8.72,10.88 Sp F8
 
 
Coord 2000
19197+4422
Discov num
STF2507
Comp
AB
Coord arcsec 2000
19 19 43.44 +44 22 29.2
Date first
1828
Date last
2013
Obs
19
Pa first
137
Pa last
158
P.A. Now (θ)
158°
Sep first
20.0
Sep last
25.1
Sep. Now (ρ)
25.1"
Mag pri
8.72
Mag sec
10.88
delta mag (ΔM)
2.16
Spectral class
F8 (yellow-white)
Pri motion ra
+004
Sec motion ra
-009
Pri motion dec
+036
Sec motion dec
-002
Notes
L (Linear solution)
rPM=1.109
This double is not physical.
 
 
19197+4422 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19197+4422 STF2507 AB 1828 2013 19 158 25.1 8.72 10.88 2.16 <===
Show 19197+4422 STF2507 AC 1831 2013 30 148 29.3 8.72 9.98 1.26
Show 19197+4422 STF2507 BC 1828 2013 25 105 6.5 10.88 9.60 1.28
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
157.7
Precise sep
25.07
Cdsa2 id
STF 2507 AB
Constellation
Cygnus
Tycho2
3133-00230-1
HD
181777
Ra deg
19.328733333333332
De deg
44.37477777777778
last precise pa
157.7
last precise sep
25.07
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19197+4422 STF2507 AB 2003 11 158 24.5 8.72 10.88 F8 LD 191943.44+442229.2
19197+4422 STF2507 AB 2010 13 158 24.9 8.72 10.88 F8 LD 191943.44+442229.2
19197+4422 STF2507 AB 2011 16 157 25.0 8.72 10.88 F8 LD 191943.44+442229.2
19197+4422 STF2507 AB 2013 18 158 25.1 8.72 10.88 F8 L 191943.44+442229.2

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