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(2015 QA9)
Classification: Amor [NEO]          SPK-ID: 3726657
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5713367339270075 0.00074474  
a 2.433223434070456 0.0042653 au
q 1.043033504333984 1.6274e-05 au
i 3.928087265412089 0.0036338 deg
node 164.8200995368133 0.003111 deg
peri 157.9189112151099 0.0052357 deg
M 94.6340840016923 1.1972 deg
tp 2458636.068008302029
(2019-Jun-01.56800830)
3.652 TDB
period 1386.345294037225
3.80
3.6453
0.00998
d
yr
n .2596755667930543 0.0006828 deg/d
Q 3.823413363806927 0.0067023 au
  Orbit Determination Parameters
   # obs. used (total)      49  
   data-arc span      26 days  
   first obs. used      2015-08-22  
   last obs. used      2015-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      7  
   norm. resid. RMS      .37503  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 08:32:16  

Additional Information
 Earth MOID = .0391904 au 
 Jupiter MOID = 1.54728 au 
 T_jup = 3.258 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 25.2   n/a MPO349357  

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
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