18270+2832 MLB 648

 
 
18h 27m 03.50s +28 31' 12.7" P.A. 21 sep 10.1 mag 11.22,12.50
 
 
Coord 2000
18270+2832
Discov num
MLB 648
Comp
Coord arcsec 2000
18 27 03.50 +28 31 12.7
Date first
1930
Date last
2006
Obs
6
Pa first
22
Pa last
21
P.A. Now (θ)
21°
Sep first
8.4
Sep last
10.1
Sep. Now (ρ)
10.1"
Mag pri
11.22
Mag sec
12.50
delta mag (ΔM)
1.28
Spectral class
Pri motion ra
+001
Sec motion ra
+004
Pri motion dec
-003
Sec motion dec
-001
Notes
rPM=0.874
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
21.1
Precise sep
10.14
Constellation
Lyra
Tycho2
2118-02599-1
last precise pa
21.1
last precise sep
10.14
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18270+2832 MLB 648 2006 5 21 10.1 11.22 12.50 D 182703.50+283112.7

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