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186640 (2003 KR16)
Classification: Main-belt Asteroid          SPK-ID: 2186640
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2073043950947348 3.0413e-08  
a 3.082367926632962 3.0979e-08 au
q 2.443379508142904 9.5563e-08 au
i 7.349691575402616 4.7088e-06 deg
node 77.35282274813717 4.371e-05 deg
peri 211.5214244243913 4.8036e-05 deg
M 60.45863266492179 1.7437e-05 deg
tp 2458868.543663871142
(2020-Jan-20.04366387)
9.7857e-05 TDB
period 1976.628907053097
5.41
2.9799e-05
8.159e-08
d
yr
n .1821282683438614 2.7457e-09 deg/d
Q 3.72135634512302 3.7401e-08 au
  Orbit Determination Parameters
   # obs. used (total)      559  
   data-arc span      6876 days (18.83 yr)  
   first obs. used      2002-03-11  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54132  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:52:05  

Additional Information
 Earth MOID = 1.42877 au 
 Jupiter MOID = 1.47434 au 
 T_jup = 3.182 
[ 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 15.27   n/a E2021B55  

186640 (2003 KR16)          Discovered 2003-May-27 by NEAT at Haleakala
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2003 KR16 = 2005 WD79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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