20215+0034 A  2280

 
 
20h 21m 31.33s +00 34' 22.1" P.A. 1.00 sep 0.5 mag 9.10,11.30 Sp F8
 
 
Coord 2000
20215+0034
Discov num
A  2280
Comp
Coord arcsec 2000
20 21 31.33 +00 34 22.1
Date first
1910
Date last
2007
Obs
8
Pa first
38
Pa last
1
P.A. Now (θ)
Sep first
0.4
Sep last
0.5
Sep. Now (ρ)
0.5"
Mag pri
9.10
Mag sec
11.30
delta mag (ΔM)
2.2
Spectral class
F8 (yellow-white)
Pri motion ra
+019
Sec motion ra
Pri motion dec
-034
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
0.8
Precise sep
0.477
Constellation
Aquila
SAO
125714
Tycho2
0496-00364-1
Gaia DR2
41862644736
HD
193671
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20215+0034 A 2280 1958 7 37 0.3 9.10 11.30 F8 202131.33+003422.1
20215+0034 A 2280 2007 8 1 0.5 9.10 11.30 F8 202131.33+003422.1

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