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10003 (1971 UD1)
Classification: Main-belt Asteroid          SPK-ID: 2010003
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1294933355049304 4.7806e-08  
a 2.212171636035188 1.0023e-08 au
q 1.925710152175593 1.0647e-07 au
i 1.577000099143633 4.7304e-06 deg
node 99.60048186798855 0.00017517 deg
peri 278.3771007062803 0.00017627 deg
M 229.5697193806454 2.2882e-05 deg
tp 2458035.914195732238
(2017-Oct-09.41419573)
7.7662e-05 JED
period 1201.784660120907
3.29
8.1676e-06
2.236e-08
d
yr
n .2995544975285187 2.0358e-09 deg/d
Q 2.498633119894783 1.1321e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      16245 days (44.48 yr)  
   first obs. used      1971-10-26  
   last obs. used      2016-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .50953  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 13:07:01  

Additional Information
 Earth MOID = .9269 au 
 Jupiter MOID = 2.95573 au 
 T_jup = 3.645 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.5 mag n/a MPO319210  

10003 (1971 UD1)          Discovered 1971-Oct-26 by Kohoutek, L. at Bergedorf
Reference: 19990302/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1971 UD1 = 1984 SU4 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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