20122+2829 MLB 660

 
 
20h 12m 12.33s +28 28' 37.3" P.A. 289 sep 8.2 mag 8.74,11.40 Sp A0
 
 
Coord 2000
20122+2829
Discov num
MLB 660
Comp
Coord arcsec 2000
20 12 12.33 +28 28 37.3
Date first
1930
Date last
2014
Obs
4
Pa first
289
Pa last
289
P.A. Now (θ)
289°
Sep first
4.8
Sep last
8.2
Sep. Now (ρ)
8.2"
Mag pri
8.74
Mag sec
11.40
delta mag (ΔM)
2.66
Spectral class
A0 (white)
Pri motion ra
+002
Sec motion ra
Pri motion dec
-012
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
288.5
Precise sep
8.15
Constellation
Vulpecula
SAO
88345
Tycho2
2166-01908-1
Gaia DR2
62646991104
HD
192080
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20122+2829 MLB 660 2000 3 290 6.3 8.74 11.40 A0 D 201212.33+282837.3
20122+2829 MLB 660 2014 4 289 8.2 8.74 11.40 A0 201212.33+282837.3

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