18419+3629 SLE 364

 
 
18h 41m 55.77s +36 28' 45.9" P.A. 170 sep 22.1 mag 9.93,11.57 Sp K2
 
 
Coord 2000
18419+3629
Discov num
SLE 364
Comp
Coord arcsec 2000
18 41 55.77 +36 28 45.9
Date first
1933
Date last
2014
Obs
10
Pa first
174
Pa last
170
P.A. Now (θ)
170°
Sep first
21.7
Sep last
22.1
Sep. Now (ρ)
22.1"
Mag pri
9.93
Mag sec
11.57
delta mag (ΔM)
1.64
Spectral class
K2 (yellow-orange)
Pri motion ra
-001
Sec motion ra
+018
Pri motion dec
+000
Sec motion dec
-001
Notes
rPM=1.055
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
169.9
Precise sep
22.11
Constellation
Lyra
Tycho2
2649-00919-1
last precise pa
169.9
last precise sep
22.11
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18419+3629 SLE 364 2002 6 171 22.0 9.93 11.57 D 184155.77+362845.9
18419+3629 SLE 364 2013 8 169 21.8 9.93 11.57 184155.77+362845.9
18419+3629 SLE 364 2014 9 170 22.1 9.93 11.57 K2 184155.77+362845.9

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