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160474 (2006 JM31)
Classification: Main-belt Asteroid          SPK-ID: 2160474
[ 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 .2808751584951564 4.25e-08  
a 3.114316379486514 2.1141e-08 au
q 2.239582272794178 1.3267e-07 au
i 14.50978107911118 6.012e-06 deg
node 202.0240611042894 1.6554e-05 deg
peri 130.6138711220082 1.9318e-05 deg
M 167.4682619400639 9.5567e-06 deg
tp 2458266.659867791031
(2018-May-28.15986779)		 5.191e-05 TDB
period 2007.439760230789
5.50		 2.044e-05
5.596e-08		 d
yr
n .1793329030997234 1.826e-09 deg/d
Q 3.98905048617885 2.7079e-08 au
   Orbit Determination Parameters
   # obs. used (total)      687  
   data-arc span      7139 days (19.55 yr)  
   first obs. used      2001-08-20  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50235  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:01:30  

Additional Information
 Earth MOID = 1.25906 au 
 Jupiter MOID = 1.68006 au 
 T_jup = 3.108 
[ 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 14.78   n/a E2021B55  

160474 (2006 JM31)          Discovered 2006-May-03 by Spacewatch at Kitt Peak
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06

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