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135820 (2002 RN202)
Classification: Main-belt Asteroid          SPK-ID: 2135820
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1575474801728501 4.6498e-08  
a 2.6091361347151 1.7836e-08 au
q 2.198073311262806 1.2163e-07 au
i 10.46760116681647 5.814e-06 deg
node 322.4398047233444 2.9928e-05 deg
peri 296.1561128245102 3.5667e-05 deg
M 200.6643677442225 2.2704e-05 deg
tp 2459881.824401491820
(2022-Oct-29.32440149)
0.00010048 TDB
period 1539.371834564403
4.21
1.5785e-05
4.322e-08
d
yr
n .2338616258377038 2.398e-09 deg/d
Q 3.020198958167394 2.0646e-08 au
  Orbit Determination Parameters
   # obs. used (total)      471  
   data-arc span      6690 days (18.32 yr)  
   first obs. used      2002-09-13  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59139  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:14:44  

Additional Information
 Earth MOID = 1.20452 au 
 Jupiter MOID = 2.17022 au 
 T_jup = 3.370 
[ 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 15.79   n/a MPCxxxxx  
diameter diameter 3.384 km 0.095 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

135820 (2002 RN202)          Discovered 2002-Sep-13 by NEAT at Palomar
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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