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JPL Small-Body Database Browser
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487404 (2014 QM346)
Classification: Main-belt Asteroid          SPK-ID: 2487404
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08192377355728794 7.0215e-08  
a 3.161519306438997 8.6606e-08 au
q 2.902515714681294 2.1305e-07 au
i 16.57499955462379 7.4129e-06 deg
node 64.19722439529619 2.8081e-05 deg
peri 318.7057048684581 5.6987e-05 deg
M 255.5117923832186 4.9407e-05 deg
tp 2459196.446073759767
(2020-Dec-12.94607376)
0.00028922 TDB
period 2053.251667789731
5.62
8.4369e-05
2.31e-07
d
yr
n .1753316486466221 7.2045e-09 deg/d
Q 3.4205228981967 9.3701e-08 au
  Orbit Determination Parameters
   # obs. used (total)      108  
   data-arc span      6270 days (17.17 yr)  
   first obs. used      2001-03-19  
   last obs. used      2018-05-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62076  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:37:11  

Additional Information
 Earth MOID = 1.92859 au 
 Jupiter MOID = 2.01013 au 
 T_jup = 3.135 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.9   n/a MPO440945  

487404 (2014 QM346)          Discovered 2014-Aug-15 by Pan-STARRS 1 at Haleakala
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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