18420+3505 SEI 570

 
 
18h 41m 55.31s +35 04' 19.5" P.A. 131 sep 9.2 mag 10.50,11.00
 
 
Coord 2000
18420+3505
Discov num
SEI 570
Comp
Coord arcsec 2000
18 41 55.31 +35 04 19.5
Date first
1894
Date last
2013
Obs
10
Pa first
124
Pa last
131
P.A. Now (θ)
131°
Sep first
8.3
Sep last
9.2
Sep. Now (ρ)
9.2"
Mag pri
10.50
Mag sec
11.00
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
-012
Sec motion ra
-002
Pri motion dec
-005
Sec motion dec
-010
Notes
rPM=0.86
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
130.9
Precise sep
9.2
Constellation
Lyra
last precise pa
130.9
last precise sep
9.2
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18420+3505 SEI 570 2006 8 131 9.3 10.50 11.00 D 184155.31+350419.5
18420+3505 SEI 570 2013 10 131 9.2 10.50 11.00 184155.31+350419.5

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