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392494 (2011 NS)
Classification: Main-belt Asteroid          SPK-ID: 2392494
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1955089366743063 9.3849e-08  
a 2.461119696318026 1.8787e-08 au
q 1.979948801462697 2.2238e-07 au
i .3774506336332126 5.077e-06 deg
node 243.166565551772 0.0016349 deg
peri 67.44883314144683 0.0016351 deg
M 97.0575786349482 2.3425e-05 deg
tp 2458620.289170476456
(2019-May-16.78917048)
8.9492e-05 TDB
period 1410.254619510875
3.86
1.6147e-05
4.421e-08
d
yr
n .2552730514188001 2.9229e-09 deg/d
Q 2.942290591173355 2.2459e-08 au
  Orbit Determination Parameters
   # obs. used (total)      149  
   data-arc span      9917 days (27.15 yr)  
   first obs. used      1992-09-30  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5241  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:24:54  

Additional Information
 Earth MOID = .965579 au 
 Jupiter MOID = 2.32633 au 
 T_jup = 3.463 
[ 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 17.2   n/a MPO440693  

392494 (2011 NS)          Discovered 2011-Jun-27 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2011 NS = 2014 EU15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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