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30885 (1992 UU4)
Classification: Main-belt Asteroid          SPK-ID: 2030885
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1819649157948404 7.5153e-08  
a 2.659246364212724 2.969e-08 AU
q 2.175356823471021 2.0368e-07 AU
i 13.6829225910533 8.4265e-06 deg
node 237.0025190863217 2.9081e-05 deg
peri 179.8022397422771 3.7042e-05 deg
M 30.51112365690718 2.6139e-05 deg
tp 2456866.256894798809
(2014-Jul-27.75689480)
0.00011352 JED
period 1583.931107089477
4.34
2.6527e-05
7.263e-08
d
yr
n .2272826124751798 3.8064e-09 deg/d
Q 3.143135904954428 3.5093e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      809  
   data-arc span      8097 days (22.17 yr)  
   first obs. used      1992-10-30  
   last obs. used      2014-12-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5055  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Mar-09 15:36:50  

Additional Information
 Earth MOID = 1.18699 AU 
 T_jup = 3.323 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.4 mag n/a MPO267816  

30885 (1992 UU4)          Discovered 1992-Oct-30 by Natori, A., Urata, T. at Yakiimo
Reference: 20011130/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1992 UU4 = 1999 JE49 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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