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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 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1286936368452381 4.9489e-08  
a 2.212367641139139 1.0652e-08 AU
q 1.927650003362223 1.0979e-07 AU
i 1.577124066205897 5.1912e-06 deg
node 99.61053464071989 0.00018151 deg
peri 278.1068453803072 0.00018274 deg
M 50.21999623146911 2.3346e-05 deg
tp 2456832.828770693625
(2014-Jun-24.32877069)
7.7578e-05 JED
period 1201.944386297481
3.29
8.6803e-06
2.377e-08
d
yr
n .2995146897844075 2.1631e-09 deg/d
Q 2.497085278916055 1.2022e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      1098  
   data-arc span      15792 days (43.24 yr)  
   first obs. used      1971-10-26  
   last obs. used      2015-01-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .52737  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Feb-04 13:27:47  

Additional Information
 Earth MOID = .929955 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 (029)
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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