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30930 (1993 UF)
Classification: Main-belt Asteroid          SPK-ID: 2030930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834345702940853 4.2646e-08  
a 2.484316565156447 1.2701e-08 au
q 2.028607023552496 1.0844e-07 au
i 15.26246897464304 4.8883e-06 deg
node 131.7430784576825 1.9769e-05 deg
peri 218.9736087686044 2.5364e-05 deg
M 352.3843816819516 2.0084e-05 deg
tp 2459230.755999109447
(2021-Jan-16.25599911)
7.9919e-05 TDB
period 1430.239702741832
3.92
1.0968e-05
3.003e-08
d
yr
n .2517060596974509 1.9302e-09 deg/d
Q 2.940026106760398 1.503e-08 au
  Orbit Determination Parameters
   # obs. used (total)      991  
   data-arc span      9916 days (27.15 yr)  
   first obs. used      1993-09-22  
   last obs. used      2020-11-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58228  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:42:26  

Additional Information
 Earth MOID = 1.03902 au 
 Jupiter MOID = 2.49823 au 
 T_jup = 3.405 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.66   n/a MPCxxxxx  
diameter diameter 3.123 km 0.892 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.315   0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

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 | Mission Design | Physical Parameters | Discovery Circumstances ]
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