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JPL Small-Body Database Browser
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379804 (2011 JF9)
Classification: Main-belt Asteroid          SPK-ID: 2379804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02854186540628111 1.3069e-07  
a 3.112337680123992 5.5529e-08 au
q 3.023505756958996 3.9984e-07 au
i 10.30968168157798 1.6013e-05 deg
node 184.2881559703903 3.3242e-05 deg
peri 345.8494427560328 0.00016296 deg
M 295.8191689149047 0.00015849 deg
tp 2459358.045509979220
(2021-May-23.54550998)
0.00088443 TDB
period 2005.526906029906
5.49
5.3672e-05
1.469e-07
d
yr
n .1795039492701933 4.8039e-09 deg/d
Q 3.201169603288988 5.7113e-08 au
  Orbit Determination Parameters
   # obs. used (total)      126  
   data-arc span      6736 days (18.44 yr)  
   first obs. used      2000-04-27  
   last obs. used      2018-10-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62877  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 14:08:52  

Additional Information
 Earth MOID = 2.02845 au 
 Jupiter MOID = 1.75939 au 
 T_jup = 3.193 
[ 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 16.1   n/a MPO455733  

379804 (2011 JF9)          Discovered 2005-Apr-06 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2013-11-20

[ show close-approach data ]
Alternate Designations
 2011 JF9 = 2007 TZ453 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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