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487340 (2014 QF197)
Classification: Main-belt Asteroid          SPK-ID: 2487340
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2141845638249264 1.0684e-07  
a 2.681065477829091 1.0137e-07 au
q 2.106822637874199 2.4125e-07 au
i 4.410808558386709 1.1022e-05 deg
node 220.5489426905415 0.00023611 deg
peri 45.03363495154095 0.0002459 deg
M 160.7477833972514 8.3388e-05 deg
tp 2458284.518089279244
(2018-Jun-15.01808928)
0.00033745 TDB
period 1603.465269704488
4.39
9.0936e-05
2.49e-07
d
yr
n .2245137495658677 1.2733e-08 deg/d
Q 3.255308317783983 1.2308e-07 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      3746 days (10.26 yr)  
   first obs. used      2006-10-30  
   last obs. used      2017-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70054  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:18:21  

Additional Information
 Earth MOID = 1.09391 au 
 Jupiter MOID = 1.83994 au 
 T_jup = 3.339 
[ 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 17.5   n/a MPO308928  

487340 (2014 QF197)          Discovered 2009-May-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

[ show close-approach data ]
Alternate Designations
 2014 QF197 = 2009 KA18 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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