20167-0630 J  1388

 
 
20h 16m 48.40s -06 30' 58.6" P.A. 4 sep 4.6 mag 11.56,12.40
 
 
Coord 2000
20167-0630
Discov num
J  1388
Comp
Coord arcsec 2000
20 16 48.40 -06 30 58.6
Date first
1940
Date last
2015
Obs
6
Pa first
3
Pa last
4
P.A. Now (θ)
Sep first
2.7
Sep last
4.6
Sep. Now (ρ)
4.6"
Mag pri
11.56
Mag sec
12.40
delta mag (ΔM)
0.84
Spectral class
Pri motion ra
-019
Sec motion ra
-018
Pri motion dec
-037
Sec motion dec
+000
Notes
rPM=0.89
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
3.5
Precise sep
4.567
Constellation
Aquila
Tycho2
5174-01353-1
Gaia DR2
79834127872
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20167-0630 J 1388 1999 3 4 4.6 11.56 12.40 D 201648.40-063058.6
20167-0630 J 1388 2000 4 4 4.5 11.56 12.40 D 201648.40-063058.6
20167-0630 J 1388 2010 5 3 4.7 11.56 12.40 201648.40-063058.6
20167-0630 J 1388 2015 6 4 4.6 11.56 12.40 201648.40-063058.6

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