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JPL Small-Body Database Browser
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487323 (2014 QQ144)
Classification: Main-belt Asteroid          SPK-ID: 2487323
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08860701098163436 8.2778e-08  
a 2.779844757977099 6.0726e-08 au
q 2.533531022979783 2.4026e-07 au
i 9.180108925307229 1.2582e-05 deg
node 316.6132979212507 4.9665e-05 deg
peri 315.2111433354244 0.00010474 deg
M 62.51175047043822 9.7073e-05 deg
tp 2458306.539890040863
(2018-Jul-07.03989004)
0.00045549 TDB
period 1692.891956934309
4.63
5.5472e-05
1.519e-07
d
yr
n .2126538545625387 6.9682e-09 deg/d
Q 3.026158492974415 6.6107e-08 au
  Orbit Determination Parameters
   # obs. used (total)      64  
   data-arc span      5112 days (14.00 yr)  
   first obs. used      2005-10-25  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59168  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:36  

Additional Information
 Earth MOID = 1.52617 au 
 Jupiter MOID = 2.14618 au 
 T_jup = 3.309 
[ 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 16.9   n/a MPO399004  

487323 (2014 QQ144)          Discovered 2010-Nov-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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