18543+6706 MLB 287

 
 
18h 54m 16.56s +67 05' 58.4" P.A. 315 sep 7.4 mag 11.80,14.90
 
 
Coord 2000
18543+6706
Discov num
MLB 287
Comp
Coord arcsec 2000
18 54 16.56 +67 05 58.4
Date first
1923
Date last
2015
Obs
5
Pa first
345
Pa last
315
P.A. Now (θ)
315°
Sep first
4.1
Sep last
7.4
Sep. Now (ρ)
7.4"
Mag pri
11.80
Mag sec
14.90
delta mag (ΔM)
3.1
Spectral class
Pri motion ra
+011
Sec motion ra
Pri motion dec
-009
Sec motion dec
Notes
R (Red magnitudes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
314.5
Precise sep
7.397
Constellation
Draco
SAO
18066
Gaia DR2
2255653400080541952
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18543+6706 MLB 287 1923 1 345 4.1 11.22 13.70 185416.40+670600.1
18543+6706 MLB 287 2000 3 318 7.2 11.22 13.70 185416.40+670600.1
18543+6706 MLB 287 2003 4 316 7.1 11.80 14.90 R 185416.56+670558.4
18543+6706 MLB 287 2015 5 315 7.4 11.80 14.90 R 185416.56+670558.4

If you need more information about this double, apply for a data request form to the WDS.