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469514 (2003 QA91)
Classification: TransNeptunian Object          SPK-ID: 2469514
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0685905110827188 1.4475e-05  
a 44.7445410227354 0.00093213 au
q 41.67549008582431 0.0010195 au
i 2.413292805413312 4.0882e-05 deg
node 104.6240714528148 0.0014445 deg
peri 324.3422920654386 0.013092 deg
M 285.8415909574698 0.012787 deg
tp 2481916.397866748233
(2083-Feb-25.89786675)
3.1802 TDB
period 109322.2378514063
299.31
3.4161
0.009353
d
yr
n .003293017112303552 1.029e-07 deg/d
Q 47.8135919596465 0.00099606 au
  Orbit Determination Parameters
   # obs. used (total)      238  
   data-arc span      6262 days (17.14 yr)  
   first obs. used      2003-08-24  
   last obs. used      2020-10-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      2  
   norm. resid. RMS      .60736  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 16:19:22  

Additional Information
 Earth MOID = 40.6899 au 
 Jupiter MOID = 36.607 au 
 T_jup = 5.962 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.87   n/a E2021B25  

469514 (2003 QA91)          Discovered 2003-Aug-24 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2016-08-22
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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