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JPL Small-Body Database Browser
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469233 (2016 JF4)
Classification: Main-belt Asteroid          SPK-ID: 2469233
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2139646457704399 1.4634e-07  
a 2.559906596159542 3.148e-08 au
q 2.012177088106853 3.9032e-07 au
i 6.691137232420141 9.1112e-06 deg
node 73.72413791952178 6.8588e-05 deg
peri 167.2014769632379 7.3542e-05 deg
M 348.8989688648367 2.6321e-05 deg
tp 2459046.631271591451
(2020-Jul-16.13127159)
0.00010997 TDB
period 1496.010376938566
4.10
2.7596e-05
7.555e-08
d
yr
n .2406400420408203 4.4389e-09 deg/d
Q 3.107636104212231 3.8216e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      5261 days (14.40 yr)  
   first obs. used      2005-12-01  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47781  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 04:46:38  

Additional Information
 Earth MOID = 1.00009 au 
 Jupiter MOID = 1.91141 au 
 T_jup = 3.394 
[ 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 16.7   n/a MPO423614  

469233 (2016 JF4)          Discovered 2011-Jan-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-06-21

[ show close-approach data ]
Alternate Designations
 2016 JF4 = 2012 LR2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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