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30930 (1993 UF)
Classification: Main-belt Asteroid          SPK-ID: 2030930
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827770273065232 5.4742e-08  
a 2.485409113597458 1.9586e-08 AU
q 2.031133424173574 1.3658e-07 AU
i 15.25768203928582 6.0139e-06 deg
node 131.7767236439968 2.8346e-05 deg
peri 219.3230532389314 3.7677e-05 deg
M 158.1689583201498 2.9361e-05 deg
tp 2456371.697861158681
(2013-Mar-20.19786116)
0.00011276 JED
period 1431.183288978117
3.92
1.6917e-05
4.632e-08
d
yr
n .2515401086446758 2.9733e-09 deg/d
Q 2.939684803021342 2.3166e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      630  
   data-arc span      7883 days (21.58 yr)  
   first obs. used      1993-09-22  
   last obs. used      2015-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .59781  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jun-04 17:03:28  

Additional Information
 Earth MOID = 1.04421 AU 
 T_jup = 3.405 
[ 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 14.6 mag n/a MPO319465  

30930 (1993 UF)          Discovered 1993-Oct-20 by McNaught, R. H. at Siding Spring
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1993 UF = 1999 CE37 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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