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487339 (2014 QS194)
Classification: Main-belt Asteroid          SPK-ID: 2487339
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1739238579457681 1.0117e-07  
a 3.104204439825492 8.6804e-08 au
q 2.564309227798661 3.0466e-07 au
i 6.953443397215366 8.9615e-06 deg
node 283.6543716015955 7.3389e-05 deg
peri 55.18023867744143 7.6819e-05 deg
M 16.13274298210213 2.5525e-05 deg
tp 2458910.978033295596
(2020-Mar-02.47803330)
0.00013933 TDB
period 1997.670702951109
5.47
8.3793e-05
2.294e-07
d
yr
n .1802098811721977 7.5589e-09 deg/d
Q 3.644099651852323 1.019e-07 au
  Orbit Determination Parameters
   # obs. used (total)      77  
   data-arc span      4958 days (13.57 yr)  
   first obs. used      2003-07-24  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66276  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 00:18:22  

Additional Information
 Earth MOID = 1.56297 au 
 Jupiter MOID = 1.78206 au 
 T_jup = 3.186 
[ 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 16.2   n/a MPO399008  

487339 (2014 QS194)          Discovered 2012-Mar-16 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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