21227+5214 HU  591

 
 
21h 22m 43.75s +52 13' 33.6" P.A. 128 sep 0.7 mag 9.68,9.74 Sp A7
 
 
Coord 2000
21227+5214
Discov num
HU  591
Comp
Coord arcsec 2000
21 22 43.75 +52 13 33.6
Date first
1902
Date last
2009
Obs
10
Pa first
151
Pa last
128
P.A. Now (θ)
128°
Sep first
0.7
Sep last
0.7
Sep. Now (ρ)
0.7"
Mag pri
9.68
Mag sec
9.74
delta mag (ΔM)
0.06
Spectral class
A7 (white)
Pri motion ra
+012
Sec motion ra
+012
Pri motion dec
-002
Sec motion dec
-002
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
128.1
Precise sep
0.725
Cdsa2 id
HU 591
Constellation
Cygnus
Tycho2
3602-01132-1
HD
235505
Ra deg
21.378819444444446
De deg
52.226
last precise pa
128.1
last precise sep
0.725
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21227+5214 HU 591 1993 9 138 0.7 9.68 9.74 A7 212243.75+521333.6
21227+5214 HU 591 2009 10 128 0.7 9.68 9.74 A7 212243.75+521333.6

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