19538+4436 SMA 109

 
 
19h 53m 42.71s +44 35' 42.7" P.A. 112 sep 21.8 mag 10.61,10.65 Sp A
 
 
Coord 2000
19538+4436
Discov num
SMA 109
Comp
Coord arcsec 2000
19 53 42.71 +44 35 42.7
Date first
1892
Date last
2010
Obs
11
Pa first
121
Pa last
112
P.A. Now (θ)
112°
Sep first
20.5
Sep last
21.8
Sep. Now (ρ)
21.8"
Mag pri
10.61
Mag sec
10.65
delta mag (ΔM)
0.04
Spectral class
A (white)
Pri motion ra
+000
Sec motion ra
+020
Pri motion dec
-003
Sec motion dec
+016
Notes
rPM=1.077
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
111.5
Precise sep
21.81
Constellation
Cygnus
Tycho2
3149-00657-1
HD
188524
last precise pa
111.5
last precise sep
21.81
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19538+4436 SMA 109 2005 8 112 21.7 10.61 10.65 A D 195342.71+443542.7
19538+4436 SMA 109 2007 9 112 21.8 10.61 10.65 A D 195342.71+443542.7
19538+4436 SMA 109 2010 11 112 21.8 10.61 10.65 A 195342.71+443542.7

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