20005+1317 A  1664

 
 
20h 00m 31.63s +13 18' 13.1" P.A. 68 sep 0.7 mag 10.27,10.58 Sp F5
 
 
Coord 2000
20005+1317
Discov num
A  1664
Comp
Coord arcsec 2000
20 00 31.63 +13 18 13.1
Date first
1907
Date last
2016
Obs
11
Pa first
73
Pa last
68
P.A. Now (θ)
68°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
10.27
Mag sec
10.58
delta mag (ΔM)
0.31
Spectral class
F5 (yellow-white)
Pri motion ra
+011
Sec motion ra
+011
Pri motion dec
-003
Sec motion dec
-003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
68.4
Precise sep
0.7
Constellation
Aquila
Tycho2
1083-02877-1
HD
356441
last precise pa
68.4
last precise sep
0.7
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20005+1317 A 1664 2001 9 70 0.6 10.27 10.58 F5 200031.63+131813.1
20005+1317 A 1664 2008 10 66 0.6 10.27 10.58 F5 200031.63+131813.1
20005+1317 A 1664 2016 11 68 0.7 10.27 10.58 F5 200031.63+131813.1

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