19311+3146 SEI 613

 
 
19h 31m 03.63s +31 45' 47.0" P.A. 1 sep 16.7 mag 12.05,12.10
 
 
Coord 2000
19311+3146
Discov num
SEI 613
Comp
Coord arcsec 2000
19 31 03.63 +31 45 47.0
Date first
1893
Date last
2006
Obs
7
Pa first
5
Pa last
1
P.A. Now (θ)
Sep first
15.4
Sep last
16.7
Sep. Now (ρ)
16.7"
Mag pri
12.05
Mag sec
12.10
delta mag (ΔM)
0.05
Spectral class
Pri motion ra
+010
Sec motion ra
+005
Pri motion dec
+001
Sec motion dec
+002
Notes
rPM=0.507
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
0.7
Precise sep
16.71
Cdsa2 id
SEI 613
Constellation
Cygnus
Ra deg
19.517675
De deg
31.763055555555557
last precise pa
0.7
last precise sep
16.71
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19311+3146 SEI 613 2006 6 1 16.7 12.05 12.10 D 193103.63+314547.0
19311+3146 SEI 613 2010 8 1 15.8 12.05 12.10 193103.63+314547.0

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