12280-6819 DON 527CD

 
 
12h 28m 02.79s -68 19' 39.9" P.A. 349 sep 1 mag 11.50,11.84
 
 
Coord 2000
12280-6819
Discov num
DON 527
Comp
CD
Coord arcsec 2000
12 28 02.79 -68 19 39.9
Date first
1929
Date last
1991
Obs
3
Pa first
353
Pa last
349
P.A. Now (θ)
349°
Sep first
0.5
Sep last
1.0
Sep. Now (ρ)
1"
Mag pri
11.50
Mag sec
11.84
delta mag (ΔM)
0.34
Spectral class
Pri motion ra
-030
Sec motion ra
-030
Pri motion dec
-001
Sec motion dec
-001
Notes
Nature of this double is uncertain.
 
 
12280-6819 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 12280-6819 DON 527 AB 1929 1948 2 43 0.6 10.10 12.30 2.20
Show 12280-6819 DON 527 AB,CD 1896 2001 6 97 9.2 10.85 11.31 0.46
Show 12280-6819 DON 527 CD 1929 1991 3 349 1.0 11.50 11.84 0.34 <===
Quadruple system
6 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
349.3
Precise sep
0.99
Constellation
Musca
Tycho2
9228-02161-1
last precise pa
349.3
last precise sep
0.99
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
12280-6819 DON 527 CD 1991 3 349 1.0 11.50 11.84 122802.79-681939.9

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