18199+4258 ES  474

 
 
18h 19m 51.36s +42 57' 36.5" P.A. 33 sep 4.1 mag 11.27,14.40
 
 
Coord 2000
18199+4258
Discov num
ES  474
Comp
Coord arcsec 2000
18 19 51.36 +42 57 36.5
Date first
1907
Date last
2000
Obs
2
Pa first
35
Pa last
33
P.A. Now (θ)
33°
Sep first
3.7
Sep last
4.1
Sep. Now (ρ)
4.1"
Mag pri
11.27
Mag sec
14.40
delta mag (ΔM)
3.13
Spectral class
Pri motion ra
-001
Sec motion ra
Pri motion dec
+006
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
32.7
Precise sep
4.13
Constellation
Lyra
Tycho2
3111-00198-1
last precise pa
32.7
last precise sep
4.13
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18199+4258 ES 474 1907 1 35 3.7 11.27 14.40 181951.36+425736.5
18199+4258 ES 474 2000 2 33 4.1 11.27 14.40 181951.36+425736.5

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