19366+4327 ES  490AB

 
 
19h 36m 39.29s +43 27' 35.4" P.A. 223 sep 64.2 mag 10.15,10.22
 
 
Coord 2000
19366+4327
Discov num
ES  490
Comp
AB
Coord arcsec 2000
19 36 39.29 +43 27 35.4
Date first
1893
Date last
2005
Obs
7
Pa first
224
Pa last
223
P.A. Now (θ)
223°
Sep first
62.5
Sep last
64.2
Sep. Now (ρ)
64.2"
Mag pri
10.15
Mag sec
10.22
delta mag (ΔM)
0.07
Spectral class
Pri motion ra
+004
Sec motion ra
+003
Pri motion dec
+013
Sec motion dec
+007
Notes
rPM=0.447
Nature of this double is uncertain.
 
 
19366+4327 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19366+4327 ES 490 AB 1893 2005 7 223 64.2 10.15 10.22 0.07 <===
Show 19366+4327 ES 490 AD 1907 2003 3 226 18.1 10.15 14.42 4.27
Show 19366+4327 ES 490 BC 1893 2003 4 178 3.8 10.22 11.40 1.18
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
222.5
Precise sep
64.19
Cdsa2 id
ES 490 AB
Constellation
Cygnus
Tycho2
3147-01737-1
Ra deg
19.61091388888889
De deg
43.459833333333336
last precise pa
222.5
last precise sep
64.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19366+4327 ES 490 AB 2005 6 223 64.2 10.15 10.22 D 193639.29+432735.4
19366+4327 ES 490 AB 2010 8 180 3.9 10.15 10.22 193639.29+432735.4

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