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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1892505383139175 2.3568e-05  
a 47.05297541323961 0.0018487 au
q 38.1481744870125 0.00049731 au
i 3.487492216110198 4.7556e-05 deg
node 273.0087279898383 0.0011995 deg
peri 15.24901509135987 0.0051651 deg
M 36.27473138117021 0.0051508 deg
tp 2447517.475765544479
(1988-Dec-21.97576554)
1.0567 TDB
period 117890.5690428859
322.77
6.9479
0.01902
d
yr
n .003053679381843005 1.7997e-07 deg/d
Q 55.95777633946674 0.0021986 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .60026  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:46:58  

Additional Information
 Earth MOID = 37.1316 au 
 Jupiter MOID = 32.9649 au 
 T_jup = 6.005 
[ 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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