21435+2721 A   299BC

 
 
21h 43m 31.64s +27 20' 37.3" P.A. 127 sep 0.4 mag 10.47,12.00
 
 
Coord 2000
21435+2721
Discov num
A   299
Comp
BC
Coord arcsec 2000
21 43 31.64 +27 20 37.3
Date first
1901
Date last
1928
Obs
3
Pa first
121
Pa last
127
P.A. Now (θ)
127°
Sep first
0.3
Sep last
0.4
Sep. Now (ρ)
0.4"
Mag pri
10.47
Mag sec
12.00
delta mag (ΔM)
1.53
Spectral class
Pri motion ra
-029
Sec motion ra
Pri motion dec
-032
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21435+2721 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21435+2721 A 299 AB 1901 2009 14 68 1.1 9.95 10.47 0.52
Show 21435+2721 A 299 AD 1875 2008 13 64 378.3 9.95 10.19 0.24
Show 21435+2721 A 299 BC 1901 1928 3 127 0.4 10.47 12.00 1.53 <===
Show 21435+2721 A 299 DE 1875 2001 5 95 999.9 10.19 9.20 0.99
Show 21435+2721 A 299 DF 1910 2008 6 26 146.7 10.19 11.08 0.89
Show 21435+2721 OSO 155 DG 1994 2002 5 308 5.0 10.19 17.10 6.91
Septuple system
7 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
126.9
Precise sep
0.36
Constellation
Pegasus
last precise pa
126.9
last precise sep
0.36
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21435+2721 A 299 BC 1928 3 127 0.4 11.40 12.90 N 214331.64+272037.3

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