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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 3 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1965973319418202 7.2945e-08  
a 2.293117680268833 1.169e-08 AU
q 1.842296862499365 1.6476e-07 AU
i 4.929994784951305 7.8688e-06 deg
node 60.08536412568574 6.4927e-05 deg
peri 334.509482117094 6.751e-05 deg
M 180.8883260756965 2.0748e-05 deg
tp 2457431.543551334372
(2016-Feb-13.04355133)
7.6258e-05 JED
period 1268.346576764078
3.47
9.6992e-06
2.655e-08
d
yr
n .2838340928222198 2.1705e-09 deg/d
Q 2.743938498038301 1.3989e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      743  
   data-arc span      22037 days (60.33 yr)  
   first obs. used      1953-12-07  
   last obs. used      2014-04-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .62368  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 13:56:59  

Additional Information
 Earth MOID = .849298 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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