19074+4705 COU2518

 
 
19h 07m 24.92s +47 05' 13.1" P.A. 294 sep 0.8 mag 10.88,11.44 Sp A5
 
 
Coord 2000
19074+4705
Discov num
COU2518
Comp
Coord arcsec 2000
19 07 24.92 +47 05 13.1
Date first
1988
Date last
2008
Obs
3
Pa first
297
Pa last
294
P.A. Now (θ)
294°
Sep first
0.7
Sep last
0.8
Sep. Now (ρ)
0.8"
Mag pri
10.88
Mag sec
11.44
delta mag (ΔM)
0.56
Spectral class
A5 (white)
Pri motion ra
+005
Sec motion ra
+005
Pri motion dec
+003
Sec motion dec
+003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
294.4
Precise sep
0.791
Constellation
Lyra
Tycho2
3545-02846-1
last precise pa
294.4
last precise sep
0.791
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19074+4705 COU2518 1991 2 319 0.5 10.88 11.44 A5 190724.92+470513.1
19074+4705 COU2518 2008 3 294 0.8 10.88 11.44 A5 190724.92+470513.1

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