18145+6454 MLB 212

 
 
18h 13m 49.25s +64 48' 51.6" P.A. 321 sep 3.6 mag 9.80,9.90
 
 
Coord 2000
18145+6454
Discov num
MLB 212
Comp
Coord arcsec 2000
18 13 49.25 +64 48 51.6
Date first
1895
Date last
2004
Obs
7
Pa first
316
Pa last
321
P.A. Now (θ)
321°
Sep first
3.2
Sep last
3.6
Sep. Now (ρ)
3.6"
Mag pri
9.80
Mag sec
9.90
delta mag (ΔM)
0.1
Spectral class
Pri motion ra
+006
Sec motion ra
-012
Pri motion dec
-005
Sec motion dec
+019
Notes
rPM=1.335
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
321
Precise sep
3.557
Constellation
Draco
Tycho2
4209-01026-1
last precise pa
321
last precise sep
3.557
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18145+6454 MLB 212 2002 5 320 3.6 9.80 9.90 D 181349.25+644851.6
18145+6454 MLB 212 2004 7 321 3.6 9.80 9.90 D 181349.25+644851.6

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