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186982 (2004 RS340)
Classification: Outer Main-belt Asteroid          SPK-ID: 2186982
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04672657428397155 5.7625e-08  
a 3.24177919966081 3.8842e-08 au
q 3.090301963075626 2.0798e-07 au
i 19.61150985385629 6.1702e-06 deg
node 108.0933636151277 1.6089e-05 deg
peri 239.4641229253366 7.702e-05 deg
M 299.7861019548706 7.7276e-05 deg
tp 2459557.088896555132
(2021-Dec-08.58889655)
0.0004597 TDB
period 2131.933107264282
5.84
3.8316e-05
1.049e-07
d
yr
n .1688608328156954 3.0348e-09 deg/d
Q 3.393256436245995 4.0657e-08 au
  Orbit Determination Parameters
   # obs. used (total)      383  
   data-arc span      7124 days (19.50 yr)  
   first obs. used      2001-02-16  
   last obs. used      2020-08-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56848  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:53:32  

Additional Information
 Earth MOID = 2.11371 au 
 Jupiter MOID = 1.89774 au 
 T_jup = 3.091 
[ 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 14.85   n/a E2021B55  
diameter diameter 6.966 km 0.317 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.044   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

186982 (2004 RS340)          Discovered 2004-Sep-07 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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