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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 ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1964585356357625 7.1674e-08  
a 2.293415653142284 1.2234e-08 AU
q 1.842854572321815 1.6109e-07 AU
i 4.929567222294473 7.109e-06 deg
node 60.08563387176761 5.6832e-05 deg
peri 334.4909097570277 5.8933e-05 deg
M 237.6680446711255 2.0156e-05 deg
tp 2457431.582112163933
(2016-Feb-13.08211216)
7.3594e-05 JED
period 1268.593802508983
3.47
1.0151e-05
2.779e-08
d
yr
n .2837787787454139 2.2707e-09 deg/d
Q 2.743976733962752 1.4638e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      811  
   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      .57959  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jan-08 00:30:33  

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 14.8 mag n/a MPO309226  

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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