19551+3721 ES 2117

 
 
19h 55m 09.52s +37 20' 52.5" P.A. 337 sep 2.9 mag 12.50,12.50
 
 
Coord 2000
19551+3721
Discov num
ES 2117
Comp
Coord arcsec 2000
19 55 09.52 +37 20 52.5
Date first
1924
Date last
2015
Obs
5
Pa first
321
Pa last
337
P.A. Now (θ)
337°
Sep first
2.2
Sep last
2.9
Sep. Now (ρ)
2.9"
Mag pri
12.50
Mag sec
12.50
delta mag (ΔM)
0
Spectral class
Pri motion ra
+018
Sec motion ra
Pri motion dec
-029
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
336.5
Precise sep
2.911
Constellation
Cygnus
Gaia DR2
70079754624
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19551+3721 ES 2117 2007 4 335 2.9 10.50 10.50 195560.00+372100.0
19551+3721 ES 2117 2015 5 337 2.9 12.50 12.50 195509.52+372052.5

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