20002+0718 J  2189

 
 
20h 00m 13.47s +07 20' 41.9" P.A. 2 sep 4.7 mag 9.40,12.00
 
 
Coord 2000
20002+0718
Discov num
J  2189
Comp
Coord arcsec 2000
20 00 13.47 +07 20 41.9
Date first
1942
Date last
2015
Obs
6
Pa first
5
Pa last
2
P.A. Now (θ)
Sep first
4.0
Sep last
4.7
Sep. Now (ρ)
4.7"
Mag pri
9.40
Mag sec
12.00
delta mag (ΔM)
2.6
Spectral class
Pri motion ra
-015
Sec motion ra
-004
Pri motion dec
-080
Sec motion dec
+026
Notes
rPM=1.309
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
1.6
Precise sep
4.72
Constellation
Aquila
last precise pa
1.6
last precise sep
4.72
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20002+0718 J 2189 1993 2 16 5.1 9.40 12.00 200030.00+071800.0
20002+0718 J 2189 2000 4 3 4.7 9.40 12.00 D 200013.47+072041.9
20002+0718 J 2189 2015 5 2 4.7 9.40 12.00 200013.47+072041.9

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