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226824 (2004 RW287)
Classification: Main-belt Asteroid          SPK-ID: 2226824
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1906502247962905 4.9916e-08  
a 3.098866794561951 3.5329e-08 au
q 2.508067143564955 1.6732e-07 au
i 7.609973889178542 8.1115e-06 deg
node 29.45986104198124 3.2359e-05 deg
peri 307.6532521740888 3.9417e-05 deg
M 349.0774235193489 2.214e-05 deg
tp 2459060.954047519806
(2020-Jul-30.45404752)
0.00012269 TDB
period 1992.520459406545
5.46
3.4074e-05
9.329e-08
d
yr
n .1806756855622065 3.0897e-09 deg/d
Q 3.689666445558947 4.2065e-08 au
  Orbit Determination Parameters
   # obs. used (total)      361  
   data-arc span      21457 days (58.75 yr)  
   first obs. used      1960-10-26  
   last obs. used      2019-07-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56342  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 05:58:45  

Additional Information
 Earth MOID = 1.50834 au 
 Jupiter MOID = 1.75965 au 
 T_jup = 3.181 
[ 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 15.3   n/a MPO437075  

226824 (2004 RW287)          Discovered 2004-Sep-15 by Yeung, W. K. Y. at 7300
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2004 RW287 = 1993 TQ14 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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