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JPL Small-Body Database Browser
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379928 (2012 KW44)
Classification: Main-belt Asteroid          SPK-ID: 2379928
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2045898490938867 1.1492e-07  
a 2.614542849464895 4.5262e-08 au
q 2.079633922443371 3.2364e-07 au
i 13.72443072455627 1.3423e-05 deg
node 220.4044737448699 2.6283e-05 deg
peri 31.58736070067184 4.9267e-05 deg
M 225.3521399532492 4.0714e-05 deg
tp 2459178.049254261763
(2020-Nov-24.54925426)
0.00018528 TDB
period 1544.15919764372
4.23
4.0098e-05
1.098e-07
d
yr
n .2331365836821327 6.054e-09 deg/d
Q 3.149451776486418 5.4523e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      4855 days (13.29 yr)  
   first obs. used      2004-08-09  
   last obs. used      2017-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53888  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:42:33  

Additional Information
 Earth MOID = 1.07854 au 
 Jupiter MOID = 1.90575 au 
 T_jup = 3.338 
[ 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 16.5   n/a MPO427888  

379928 (2012 KW44)          Discovered 2009-Oct-18 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

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