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9600 (1991 UB3)
Classification: Main-belt Asteroid          SPK-ID: 2009600
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964585355019785 7.1676e-08  
a 2.29341565324257 1.2235e-08 AU
q 1.842854572709221 1.6109e-07 AU
i 4.929567133278171 7.1147e-06 deg
node 60.08563321847875 5.686e-05 deg
peri 334.4909101803887 5.8963e-05 deg
M 237.6680447870446 2.0159e-05 deg
tp 2457431.582111783725
(2016-Feb-13.08211178)
7.3604e-05 JED
period 1268.593802592192
3.47
1.0152e-05
2.779e-08
d
yr
n .2837787787268004 2.2709e-09 deg/d
Q 2.743976733775919 1.4639e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      785  
   data-arc span      22120 days (60.56 yr)  
   first obs. used      1953-12-07  
   last obs. used      2014-06-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .58852  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jul-14 12:22:11  

Additional Information
 Earth MOID = .850868 AU 
 T_jup = 3.566 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.7 mag n/a MPO263435  

9600 (1991 UB3)          Discovered 1991-Oct-31 by Ueda, S., Kaneda, H. at Kushiro (399)
Reference: 19981110/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1991 UB3 = 1993 HM3 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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