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JPL Small-Body Database Browser
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487401 (2014 QN339)
Classification: Main-belt Asteroid          SPK-ID: 2487401
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 .09089707538911537 1.7016e-07  
a 3.179096908561341 1.0153e-07 au
q 2.890126297194537 4.9396e-07 au
i 10.6950723876725 2.6009e-05 deg
node 309.6966789848683 4.1599e-05 deg
peri 127.3333740113713 0.00018229 deg
M 194.5118783756941 0.00017956 deg
tp 2459552.240176151184
(2021-Dec-03.74017615)
0.0010599 TDB
period 2070.399132284932
5.67
9.9185e-05
2.716e-07
d
yr
n .1738795164595616 8.3299e-09 deg/d
Q 3.468067519928145 1.1076e-07 au
  Orbit Determination Parameters
   # obs. used (total)      60  
   data-arc span      4901 days (13.42 yr)  
   first obs. used      2003-09-22  
   last obs. used      2017-02-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49218  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:17:41  

Additional Information
 Earth MOID = 1.92105 au 
 Jupiter MOID = 1.74355 au 
 T_jup = 3.167 
[ 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 MPO399024  

487401 (2014 QN339)          Discovered 2011-Jan-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14

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