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JPL Small-Body Database Browser
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487377 (2014 QQ273)
Classification: Main-belt Asteroid          SPK-ID: 2487377
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04455169568208129 1.0999e-06  
a 2.944328681912655 6.8629e-08 au
q 2.813153846488059 3.2788e-06 au
i 8.397128448070498 5.529e-05 deg
node 338.2838097050662 5.5786e-05 deg
peri 12.77841423656178 0.00015491 deg
M 43.52185694902402 0.00014003 deg
tp 2458777.408626303899
(2019-Oct-20.90862630)
0.00071785 TDB
period 1845.34622740626
5.05
6.4519e-05
1.766e-07
d
yr
n .1950853420639663 6.8208e-09 deg/d
Q 3.075503517337251 7.1686e-08 au
  Orbit Determination Parameters
   # obs. used (total)      83  
   data-arc span      4601 days (12.60 yr)  
   first obs. used      2007-02-27  
   last obs. used      2019-10-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64518  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:54  

Additional Information
 Earth MOID = 1.80685 au 
 Jupiter MOID = 2.16474 au 
 T_jup = 3.254 
[ 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 16.7   n/a MPO495388  

487377 (2014 QQ273)          Discovered 2007-Feb-27 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2014 QQ273 = 2009 SF59 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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