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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1291666889391216 4.9091e-08  
a 2.212821216634454 1.0588e-08 au
q 1.926998426867543 1.0869e-07 au
i 1.576977902868547 5.1807e-06 deg
node 99.60241143358512 0.00017743 deg
peri 278.3424963461869 0.00017867 deg
M 169.702608759913 2.3177e-05 deg
tp 2456833.733809913313
(2014-Jun-25.23380991)
7.623e-05 JED
period 1202.314035842946
3.29
8.6295e-06
2.363e-08
d
yr
n .2994226044675616 2.1491e-09 deg/d
Q 2.498644006401366 1.1956e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1170  
   data-arc span      16122 days (44.14 yr)  
   first obs. used      1971-10-26  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .51921  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:12:38  

Additional Information
 Earth MOID = .927736 au 
 Jupiter MOID = 2.95676 au 
 T_jup = 3.644 
[ 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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