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183628 (2003 UR307)
Classification: Main-belt Asteroid          SPK-ID: 2183628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09211803141900751 5.4399e-08  
a 2.197235334686693 1.5447e-08 au
q 1.994830341091071 1.2773e-07 au
i 6.30024448479032 4.9178e-06 deg
node 118.0736491496117 4.8589e-05 deg
peri 311.4996734157741 5.78e-05 deg
M 357.1146041316062 3.3545e-05 deg
tp 2459010.034901115266
(2020-Jun-09.53490112)
0.0001109 TDB
period 1189.633782697001
3.26
1.2545e-05
3.435e-08
d
yr
n .3026141365823097 3.1911e-09 deg/d
Q 2.399640328282315 1.687e-08 au
  Orbit Determination Parameters
   # obs. used (total)      289  
   data-arc span      13062 days (35.76 yr)  
   first obs. used      1985-01-18  
   last obs. used      2020-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62134  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 08:33:13  

Additional Information
 Earth MOID = 1.01582 au 
 Jupiter MOID = 2.7954 au 
 T_jup = 3.654 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO436907  

183628 (2003 UR307)          Discovered 2003-Oct-18 by LONEOS at Anderson Mesa
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2003 UR307 = 1985 BK1 = 2006 QM54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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