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(2003 QR91)
Classification: TransNeptunian Object          SPK-ID: 3160761
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ 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 .1891317867182074 2.3417e-05  
a 46.96716900174838 0.0018423 au
q 38.08418441135171 0.00050385 au
i 3.485955758658313 4.7506e-05 deg
node 272.9507215105704 0.0012017 deg
peri 14.56591978802837 0.005218 deg
M 35.63402352201013 0.0051528 deg
tp 2447363.196427881117
(1988-Jul-20.69642788)
1.0643 TDB
period 117568.2359690621
321.88
6.9174
0.01894
d
yr
n .003062051556976098 1.8016e-07 deg/d
Q 55.85015359214506 0.0021907 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6205 days (16.99 yr)  
   first obs. used      2003-08-24  
   last obs. used      2020-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      2  
   norm. resid. RMS      .60026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-27 18:10:43  

Additional Information
 Earth MOID = 37.0679 au 
 Jupiter MOID = 32.8984 au 
 T_jup = 6.000 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.6   n/a E2018X68  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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