19597+3140 SEI 773

 
 
19h 59m 44.30s +31 40' 18.5" P.A. 257 sep 17.4 mag 10.50,11.00
 
 
Coord 2000
19597+3140
Discov num
SEI 773
Comp
Coord arcsec 2000
19 59 44.30 +31 40 18.5
Date first
1893
Date last
2011
Obs
7
Pa first
255
Pa last
257
P.A. Now (θ)
257°
Sep first
18.0
Sep last
17.4
Sep. Now (ρ)
17.4"
Mag pri
10.50
Mag sec
11.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-007
Sec motion ra
+001
Pri motion dec
-012
Sec motion dec
+000
Notes
rPM=1.038
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
257.3
Precise sep
17.42
Constellation
Cygnus
Tycho2
2670-01904-1
last precise pa
257.3
last precise sep
17.42
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19597+3140 SEI 773 1998 4 257 17.5 10.50 11.00 D 195944.30+314018.5
19597+3140 SEI 773 2011 5 257 17.4 10.50 11.00 D 195944.30+314018.5

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