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65323 (2002 KR4)
Classification: Main-belt Asteroid          SPK-ID: 2065323
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120322471618187 4.9435e-08  
a 2.721343605800993 1.856e-08 au
q 2.393904817028669 1.3807e-07 au
i 4.018756719135463 5.115e-06 deg
node 216.6675491206834 6.8702e-05 deg
peri 346.0859338672667 7.128e-05 deg
M 40.84644664736307 2.0302e-05 deg
tp 2458814.451882901965
(2019-Nov-26.95188290)
9.1917e-05 TDB
period 1639.734362538885
4.49
1.6774e-05
4.592e-08
d
yr
n .2195477561637444 2.246e-09 deg/d
Q 3.048782394573318 2.0793e-08 au
  Orbit Determination Parameters
   # obs. used (total)      518  
   data-arc span      10369 days (28.39 yr)  
   first obs. used      1990-10-15  
   last obs. used      2019-03-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56009  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:05:09  

Additional Information
 Earth MOID = 1.39064 au 
 Jupiter MOID = 1.91517 au 
 T_jup = 3.344 
[ 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 15.5   n/a MPO432205  

65323 (2002 KR4)          Discovered 2002-May-16 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2002 KR4 = 1999 TM319 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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