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JPL Small-Body Database Browser
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487369 (2014 QQ255)
Classification: Main-belt Asteroid          SPK-ID: 2487369
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05466223249127324 1.0654e-07  
a 2.937156461205138 5.6192e-08 au
q 2.776604931859497 2.9972e-07 au
i 9.699013288271731 5.201e-06 deg
node 88.09753727852905 8.3841e-05 deg
peri 58.26277905522889 0.00012947 deg
M 186.8048966502644 9.8167e-05 deg
tp 2459485.049534225303
(2021-Sep-27.54953423)
0.00051166 TDB
period 1838.607594338753
5.03
5.2763e-05
1.445e-07
d
yr
n .1958003442977578 5.6189e-09 deg/d
Q 3.097707990550779 5.9263e-08 au
  Orbit Determination Parameters
   # obs. used (total)      104  
   data-arc span      5081 days (13.91 yr)  
   first obs. used      2005-11-30  
   last obs. used      2019-10-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:36  

Additional Information
 Earth MOID = 1.8047 au 
 Jupiter MOID = 1.9758 au 
 T_jup = 3.251 
[ 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 16.4   n/a MPO409257  

487369 (2014 QQ255)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
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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