21185+1541 BPMA254CD

 
 
21h 18m 23.18s +15 36' 40.9" P.A. 329 sep 5.9 mag 14.93,15.00
 
 
Coord 2000
21185+1541
Discov num
BPMA254
Comp
CD
Coord arcsec 2000
21 18 23.18 +15 36 40.9
Date first
1997
Date last
2001
Obs
2
Pa first
330
Pa last
329
P.A. Now (θ)
329°
Sep first
6.2
Sep last
5.9
Sep. Now (ρ)
5.9"
Mag pri
14.93
Mag sec
15.00
delta mag (ΔM)
0.07
Spectral class
Pri motion ra
+018
Sec motion ra
Pri motion dec
-046
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
21185+1541 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21185+1541 BPMA254 AB 1997 1997 1 330 4.3 14.79 16.10 1.31
Show 21185+1541 BPMA254 AC 1997 2001 3 194 260.8 14.79 14.93 0.14
Show 21185+1541 BPMA254 CD 1997 2001 2 329 5.9 14.93 15.00 0.07 <===
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
329.3
Precise sep
5.898
Constellation
Pegasus
last precise pa
329.3
last precise sep
5.898
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21185+1541 BPMA254 CD 1997 1 330 6.2 14.93 15.00 N 211823.18+153640.9
21185+1541 BPMA254 CD 2001 2 329 5.9 14.93 15.00 N 211823.18+153640.9

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