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160871 (2001 KM66)
Classification: Main-belt Asteroid          SPK-ID: 2160871
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2819657751720877 4.1257e-08  
a 3.153090634020107 2.3236e-08 au
q 2.264026989210778 1.2749e-07 au
i 15.30813928171732 5.5082e-06 deg
node 219.9703576077436 1.7438e-05 deg
peri 104.3291274292627 2.0265e-05 deg
M 135.3675700873918 1.3003e-05 deg
tp 2458431.519652172464
(2018-Nov-09.01965217)
6.902e-05 TDB
period 2045.04612913708
5.60
2.2605e-05
6.189e-08
d
yr
n .1760351489733409 1.9458e-09 deg/d
Q 4.042154278829436 2.9787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      699  
   data-arc span      7995 days (21.89 yr)  
   first obs. used      1999-03-22  
   last obs. used      2021-02-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50626  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:10  

Additional Information
 Earth MOID = 1.30944 au 
 Jupiter MOID = 1.82617 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 14.55   n/a E2021B55  

160871 (2001 KM66)          Discovered 2001-May-22 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Alternate Designations
 2001 KM66 = 2002 TD198 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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