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487372 (2014 QP256)
Classification: Main-belt Asteroid          SPK-ID: 2487372
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03254396105123403 8.987e-08  
a 3.026242413005162 5.5089e-08 au
q 2.927756497784729 2.5806e-07 au
i 11.66573912320782 5.7716e-06 deg
node 78.71478268090738 5.599e-05 deg
peri 129.9062525702939 0.00014164 deg
M 178.8536979790775 0.00013044 deg
tp 2458045.178788721195
(2017-Oct-18.67878872)
0.0006988 TDB
period 1922.888036123252
5.26
5.2505e-05
1.438e-07
d
yr
n .1872183888177902 5.1121e-09 deg/d
Q 3.124728328225595 5.6881e-08 au
  Orbit Determination Parameters
   # obs. used (total)      93  
   data-arc span      7254 days (19.86 yr)  
   first obs. used      1999-12-17  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57785  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 18:44:54  

Additional Information
 Earth MOID = 1.93108 au 
 Jupiter MOID = 1.90526 au 
 T_jup = 3.212 
[ 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 MPO456349  

487372 (2014 QP256)          Discovered 1999-Dec-17 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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