19277+4053 ES 1664

 
 
19h 27m 45.81s +40 52' 57.6" P.A. 84 sep 2.7 mag 12.30,12.70
 
 
Coord 2000
19277+4053
Discov num
ES 1664
Comp
Coord arcsec 2000
19 27 45.81 +40 52 57.6
Date first
1917
Date last
2015
Obs
5
Pa first
99
Pa last
84
P.A. Now (θ)
84°
Sep first
1.8
Sep last
2.7
Sep. Now (ρ)
2.7"
Mag pri
12.30
Mag sec
12.70
delta mag (ΔM)
0.4
Spectral class
Pri motion ra
+001
Sec motion ra
Pri motion dec
-003
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
84
Precise sep
2.727
Constellation
Lyra
SAO
48467
Tycho2
3138-01287-1
last precise pa
84
last precise sep
2.727
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19277+4053 ES 1664 1984 3 93 2.3 9.44 9.80 192738.09+405302.1
19277+4053 ES 1664 2009 4 87 2.6 12.30 12.70 192745.81+405257.6
19277+4053 ES 1664 2015 5 84 2.7 12.30 12.70 192745.81+405257.6

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