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146301 (2001 KN)
Classification: Main-belt Asteroid          SPK-ID: 2146301
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2544291274937601 4.0602e-08  
a 2.365862641972558 7.468e-09 au
q 1.763918274205398 9.6025e-08 au
i 1.632494271305323 4.6082e-06 deg
node 203.7507956265405 0.00013941 deg
peri 127.8900713526403 0.00013965 deg
M 14.41662025298045 8.0526e-06 deg
tp 2458947.271567758219
(2020-Apr-07.77156776)
2.9611e-05 TDB
period 1329.17669126228
3.64
6.2934e-06
1.723e-08
d
yr
n .2708443522720209 1.2824e-09 deg/d
Q 2.967807009739718 9.3681e-09 au
  Orbit Determination Parameters
   # obs. used (total)      621  
   data-arc span      8581 days (23.49 yr)  
   first obs. used      1997-04-28  
   last obs. used      2020-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55552  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 14:28:57  

Additional Information
 Earth MOID = .75398 au 
 Jupiter MOID = 2.40863 au 
 T_jup = 3.503 
[ 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 16.4   n/a MPO436735  

146301 (2001 KN)          Discovered 2001-May-17 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 KN = 1998 UU12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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