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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 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827166731343654 7.5127e-08  
a 2.65920938650282 3.0528e-08 au
q 2.173327494233348 2.0422e-07 au
i 13.68620235550968 8.4285e-06 deg
node 236.9161104519177 2.9072e-05 deg
peri 179.827750498667 3.6985e-05 deg
M 121.3997287942582 2.7147e-05 deg
tp 2456866.375566435671
(2014-Jul-27.87556644)
0.00011321 JED
period 1583.898069566798
4.34
2.7275e-05
7.467e-08
d
yr
n .2272873532186711 3.914e-09 deg/d
Q 3.145091278772292 3.6106e-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 = 1.1843 au 
 Jupiter MOID = 2.21999 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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