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JPL Small-Body Database Browser
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(2011 SQ12)
Classification: Amor [NEO]          SPK-ID: 3578687
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3958080516468139 1.2394e-07  
a 1.727505156238119 6.3109e-08 au
q 1.043744706137685 1.7829e-07 au
i 13.68085880541944 1.4437e-05 deg
node 8.713515380529945 9.2445e-06 deg
peri 40.11119920356542 4.712e-05 deg
M 276.6664193836931 9.0008e-05 deg
tp 2459192.475141896216
(2020-Dec-08.97514190)
0.00021785 TDB
period 829.3301520409409
2.27
4.5446e-05
1.244e-07
d
yr
n .4340852664214097 2.3787e-08 deg/d
Q 2.411265606338554 8.8089e-08 au
  Orbit Determination Parameters
   # obs. used (total)      302  
   # delay obs. used      0  
   # Doppler obs. used      1  
   data-arc span      2670 days (7.31 yr)  
   first obs. used      2011-09-19  
   last obs. used      2019-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .27762  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Feb-27 04:42:29  

Additional Information
 Earth MOID = .0973305 au 
 Jupiter MOID = 3.05953 au 
 T_jup = 4.040 
[ 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 20.9   n/a MPO227505  

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