18563+5537 MLB 138

 
 
18h 56m 15.79s +55 36' 20.2" P.A. 62 sep 4.8 mag 10.63,13.10
 
 
Coord 2000
18563+5537
Discov num
MLB 138
Comp
Coord arcsec 2000
18 56 15.79 +55 36 20.2
Date first
1919
Date last
2003
Obs
3
Pa first
64
Pa last
62
P.A. Now (θ)
62°
Sep first
4.6
Sep last
4.8
Sep. Now (ρ)
4.8"
Mag pri
10.63
Mag sec
13.10
delta mag (ΔM)
2.47
Spectral class
Pri motion ra
+030
Sec motion ra
+030
Pri motion dec
+154
Sec motion dec
+152
Notes
rPM=0.013 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
62.3
Precise sep
4.788
Constellation
Draco
Tycho2
3923-00399-1
last precise pa
62.3
last precise sep
4.788
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18563+5537 MLB 138 2000 2 62 4.8 10.63 13.10 D 185615.79+553620.2
18563+5537 MLB 138 2003 3 62 4.8 10.63 13.10 D 185615.79+553620.2

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