19228+4120 ES 1661

 
 
19h 22m 46.39s +41 19' 01.5" P.A. 154 sep 3.4 mag 10.39,12.90
 
 
Coord 2000
19228+4120
Discov num
ES 1661
Comp
Coord arcsec 2000
19 22 46.39 +41 19 01.5
Date first
1917
Date last
2013
Obs
2
Pa first
146
Pa last
154
P.A. Now (θ)
154°
Sep first
3.8
Sep last
3.4
Sep. Now (ρ)
3.4"
Mag pri
10.39
Mag sec
12.90
delta mag (ΔM)
2.51
Spectral class
Pri motion ra
+000
Sec motion ra
Pri motion dec
+002
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
153.5
Precise sep
3.427
Constellation
Lyra
Tycho2
3142-01504-1
last precise pa
153.5
last precise sep
3.427
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19228+4120 ES 1661 1917 1 146 3.8 10.39 12.90 192246.39+411901.5
19228+4120 ES 1661 2013 2 154 3.4 10.39 12.90 192246.39+411901.5

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