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JPL Small-Body Database Browser
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487414 (2014 QA378)
Classification: Main-belt Asteroid          SPK-ID: 2487414
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07965265879687285 3.271e-07  
a 3.021158402953408 1.0357e-07 au
q 2.780515103511655 1.0639e-06 au
i 15.63759887907862 2.3688e-05 deg
node 348.8995093187677 2.3111e-05 deg
peri 336.5841781114394 0.00015134 deg
M 345.5684904547003 0.0001348 deg
tp 2458677.389658449210
(2019-Jul-12.88965845)
0.00071498 TDB
period 1918.044467547132
5.25
9.8633e-05
2.7e-07
d
yr
n .1876911646685551 9.6518e-09 deg/d
Q 3.261801702395161 1.1182e-07 au
  Orbit Determination Parameters
   # obs. used (total)      65  
   data-arc span      3677 days (10.07 yr)  
   first obs. used      2009-09-30  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61466  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:54  

Additional Information
 Earth MOID = 1.77565 au 
 Jupiter MOID = 2.14371 au 
 T_jup = 3.185 
[ 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 16.8   n/a MPO399028  

487414 (2014 QA378)          Discovered 2012-Feb-25 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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