18272+3847 MLB 854

 
 
18h 27m 18.60s +38 47' 36.5" P.A. 9 sep 6.5 mag 11.80,12.00
 
 
Coord 2000
18272+3847
Discov num
MLB 854
Comp
Coord arcsec 2000
18 27 18.60 +38 47 36.5
Date first
1933
Date last
2015
Obs
8
Pa first
17
Pa last
9
P.A. Now (θ)
Sep first
4.4
Sep last
6.5
Sep. Now (ρ)
6.5"
Mag pri
11.80
Mag sec
12.00
delta mag (ΔM)
0.2
Spectral class
Pri motion ra
-001
Sec motion ra
+021
Pri motion dec
-024
Sec motion dec
+102
Notes
rPM=1.228
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
8.8
Precise sep
6.481
Constellation
Lyra
Tycho2
3104-01115-1
last precise pa
8.8
last precise sep
6.481
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18272+3847 MLB 854 2006 5 8 6.0 11.80 12.00 D 182718.60+384736.5
18272+3847 MLB 854 2010 7 7 5.4 11.80 12.00 182718.60+384736.5
18272+3847 MLB 854 2015 8 9 6.5 11.80 12.00 182718.60+384736.5

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