18534+3728 HO   89

 
 
18h 53m 22.33s +37 28' 23.3" P.A. 170 sep 5.2 mag 8.89,12.90 Sp A
 
 
Coord 2000
18534+3728
Discov num
HO   89
Comp
Coord arcsec 2000
18 53 22.33 +37 28 23.3
Date first
1886
Date last
2010
Obs
11
Pa first
167
Pa last
170
P.A. Now (θ)
170°
Sep first
6.0
Sep last
5.2
Sep. Now (ρ)
5.2"
Mag pri
8.89
Mag sec
12.90
delta mag (ΔM)
4.01
Spectral class
A (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-001
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
169.6
Precise sep
5.19
Cdsa2 id
HO 89
Constellation
Lyra
Ra deg
18.88953611111111
De deg
37.47313888888889
last precise pa
169.6
last precise sep
5.19
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18534+3728 HO 89 1999 9 169 6.0 8.89 12.90 A D 185322.33+372823.3
18534+3728 HO 89 2010 10 170 5.2 8.89 12.90 A D 185322.33+372823.3

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