18373+2845 SLE  99

 
 
18h 37m 16.67s +28 44' 53.1" P.A. 316 sep 4.6 mag 12.64,13.80
 
 
Coord 2000
18373+2845
Discov num
SLE  99
Comp
Coord arcsec 2000
18 37 16.67 +28 44 53.1
Date first
1982
Date last
2002
Obs
3
Pa first
314
Pa last
316
P.A. Now (θ)
316°
Sep first
5.0
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
12.64
Mag sec
13.80
delta mag (ΔM)
1.16
Spectral class
Pri motion ra
+003
Sec motion ra
-001
Pri motion dec
-008
Sec motion dec
+013
Notes
rPM=1.64
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
315.9
Precise sep
4.645
Constellation
Lyra
Tycho2
2119-00163-1
last precise pa
315.9
last precise sep
4.645
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18373+2845 SLE 99 2000 2 316 4.7 12.64 13.80 D 183716.67+284453.1
18373+2845 SLE 99 2002 3 316 4.6 12.64 13.80 D 183716.67+284453.1

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