19421+3451 ES 2243

 
 
19h 42m 06.82s +34 51' 13.7" P.A. 216 sep 3.1 mag 11.94,12.90
 
 
Coord 2000
19421+3451
Discov num
ES 2243
Comp
Coord arcsec 2000
19 42 06.82 +34 51 13.7
Date first
1926
Date last
2002
Obs
4
Pa first
218
Pa last
216
P.A. Now (θ)
216°
Sep first
3.5
Sep last
3.1
Sep. Now (ρ)
3.1"
Mag pri
11.94
Mag sec
12.90
delta mag (ΔM)
0.96
Spectral class
Pri motion ra
+019
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
215.9
Precise sep
3.119
Constellation
Cygnus
Tycho2
2664-00353-1
last precise pa
215.9
last precise sep
3.119
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19421+3451 ES 2243 1997 3 216 3.1 11.94 12.90 194206.82+345113.7
19421+3451 ES 2243 2002 4 216 3.1 11.94 12.90 194206.82+345113.7

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