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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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09211799610052231 6.1392e-08  
a 2.197235328237511 1.7596e-08 au
q 1.994830412838999 1.4574e-07 au
i 6.300244903520405 4.9178e-06 deg
node 118.0736767096155 4.9928e-05 deg
peri 311.4996212484387 5.9756e-05 deg
M 357.1146270265115 3.6376e-05 deg
tp 2459010.034825416196
(2020-Jun-09.53482542)
0.00012027 TDB
period 1189.633777459398
3.26
1.429e-05
3.912e-08
d
yr
n .3026141379146296 3.6351e-09 deg/d
Q 2.399640243636024 1.9217e-08 au
  Orbit Determination Parameters
   # obs. used (total)      282  
   data-arc span      12706 days (34.79 yr)  
   first obs. used      1985-01-18  
   last obs. used      2019-11-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63275  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 15:03:02  

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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