21501+3151 BU  692BC

 
 
21h 50m 05.42s +31 50' 55.2" P.A. 294 sep 40.8 mag 11.03,12.63
 
 
Coord 2000
21501+3151
Discov num
BU  692
Comp
BC
Coord arcsec 2000
21 50 05.42 +31 50 55.2
Date first
1878
Date last
2002
Obs
11
Pa first
299
Pa last
294
P.A. Now (θ)
294°
Sep first
36.9
Sep last
40.8
Sep. Now (ρ)
40.8"
Mag pri
11.03
Mag sec
12.63
delta mag (ΔM)
1.6
Spectral class
Pri motion ra
+039
Sec motion ra
-008
Pri motion dec
+005
Sec motion dec
-006
Notes
rPM=1.228
This double is not physical.
 
 
21501+3151 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 21501+3151 BU 692 AB 1878 2009 16 10 2.9 7.47 11.03 3.56
Show 21501+3151 BU 692 AC 1878 2014 9 292 40.9 7.47 12.63 5.16
Show 21501+3151 FOX 264 AD 1913 2007 4 150 40.4 7.47 13.92 6.45
Show 21501+3151 FOX 264 AE 1913 2007 3 178 54.4 7.47 13.30 5.83
Show 21501+3151 BU 692 BC 1878 2002 11 294 40.8 11.03 12.63 1.60 <===
Quintuple system
5 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
293.5
Precise sep
40.751
Constellation
Pegasus
last precise pa
293.5
last precise sep
40.751
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
21501+3151 BU 692 BC 1913 6 297 37.8 11.03 12.37 215005.42+315055.2
21501+3151 BU 692 BC 1987 8 294 39.8 11.03 12.37 215005.42+315055.2
21501+3151 BU 692 BC 2002 11 294 40.8 11.03 12.63 215005.42+315055.2

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