20124+2856 MLB 531

 
 
20h 12m 35.04s +28 57' 23.4" P.A. 195 sep 1.7 mag 12.00,12.99
 
 
Coord 2000
20124+2856
Discov num
MLB 531
Comp
Coord arcsec 2000
20 12 35.04 +28 57 23.4
Date first
1927
Date last
2015
Obs
3
Pa first
192
Pa last
195
P.A. Now (θ)
195°
Sep first
2.2
Sep last
1.7
Sep. Now (ρ)
1.7"
Mag pri
12.00
Mag sec
12.99
delta mag (ΔM)
0.99
Spectral class
Pri motion ra
-012
Sec motion ra
-012
Pri motion dec
-007
Sec motion dec
-007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
194.5
Precise sep
1.673
Constellation
Vulpecula
Tycho2
2166-01347-1
Gaia DR2
71226363520
HD
333866
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20124+2856 MLB 531 1991 2 197 1.7 12.00 12.99 201235.04+285723.4
20124+2856 MLB 531 2015 3 195 1.7 12.00 12.99 201235.04+285723.4

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