20113+2121 HO  587

 
 
20h 11m 17.43s +21 21' 07.3" P.A. 65 sep 11.5 mag 7.95,12.10 Sp A0 dist. 314.47 pc (1025.8 l.y.)
 
 
Coord 2000
20113+2121
Discov num
HO  587
Comp
Coord arcsec 2000
20 11 17.43 +21 21 07.3
Date first
1897
Date last
2015
Obs
13
Pa first
64
Pa last
65
P.A. Now (θ)
65°
Sep first
13.2
Sep last
11.5
Sep. Now (ρ)
11.5"
Mag pri
7.95
Mag sec
12.10
delta mag (ΔM)
4.15
Spectral class
A0 (white)
Pri motion ra
+014
Sec motion ra
Pri motion dec
+005
Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
65.1
Precise sep
11.489
Constellation
Sagitta
SAO
88314
HIP
99472
Tycho2
1630-01011-1
Gaia DR2
81188056576
HD
191856
BD
BD+20 4464
Distance
314.47
Distance ly
1025.8
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20113+2121 HO 587 2000 5 65 11.8 8.10 12.10 A0 D 201117.43+212107.3
20113+2121 HO 587 2008 6 65 11.5 8.10 12.10 A0 D 201117.43+212107.3
20113+2121 HO 587 2010 8 65 11.7 7.95 12.10 A0 201117.43+212107.3
20113+2121 HO 587 2015 9 65 11.5 7.95 12.10 A0 201117.43+212107.3

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