21456+2438 POU5489

 
 
21h 45m 31.35s +24 38' 00.5" P.A. 190 sep 17.3 mag 11.69,14.37
 
 
Coord 2000
21456+2438
Discov num
POU5489
Comp
Coord arcsec 2000
21 45 31.35 +24 38 00.5
Date first
1898
Date last
2010
Obs
4
Pa first
182
Pa last
190
P.A. Now (θ)
190°
Sep first
17.8
Sep last
17.3
Sep. Now (ρ)
17.3"
Mag pri
11.69
Mag sec
14.37
delta mag (ΔM)
2.68
Spectral class
Pri motion ra
+006
Sec motion ra
-032
Pri motion dec
-011
Sec motion dec
+008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation
Pegasus
last precise pa
189.8
last precise sep
17.26
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21456+2438 POU5489 1999 2 190 17.3 12.05 13.80 D 214531.35+243800.5
21456+2438 POU5489 2001 3 190 17.3 12.05 13.80 D 214531.35+243800.5
21456+2438 POU5489 2010 4 190 17.0 11.69 14.37 214531.35+243800.5

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