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(2001 QW322)
Classification: TransNeptunian Object          SPK-ID: 3092511
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02021828847991086 0.00010929  
a 44.36601291756023 0.010208 au
q 43.46900806968954 0.010184 au
i 4.79872542348463 0.00055054 deg
node 124.6310240089892 0.00074299 deg
peri 94.29598419666014 0.50378 deg
M 109.2052617602916 0.5144 deg
tp 2426653.754516133678
(1931-Nov-08.25451613)
142.99 TDB
period 107937.9160325214
295.52
37.254
0.102
d
yr
n .003335250607317016 1.1511e-06 deg/d
Q 45.26301776543092 0.010415 au
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6613 days (18.11 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-09-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .82925  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:08:36  

Additional Information
 Earth MOID = 42.4657 au 
 Jupiter MOID = 38.037 au 
 T_jup = 5.936 
[ hide covariance matrix ]
Orbital Elements at Epoch 2452925.5 (2003-Oct-13.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02674666574338536 0.0001085  
q 42.61004243039009 0.013025 au
tp 2418933.877232120612
(1910-Sep-19.37723212)
102.26 TDB
node 124.7005589288281 0.00074193 deg
peri 65.85940676074554 0.37761 deg
i 4.820118091183481 0.00055394 deg
  Orbit Determination Parameters
   # obs. used (total)      51  
   data-arc span      6613 days (18.11 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-09-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .82925  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:08:36  

Additional Information
 Jupiter MOID = 38.037 au 
 T_jup = 5.936 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.177214142397875E-8 -1.130970055220914E-6 -.002257483906267597 -4.222903621205285E-10 -1.11176129668571E-5 -5.409720527237969E-10
q -1.130970055220914E-6 .0001696384640818349 .9982075727819132 1.055525873439144E-7 .003904524151926674 1.479455266483056E-7
tp -.002257483906267597 .9982075727819132 10457.9842148514 .0009112236575192914 38.52122422990584 .001330242217572411
node -4.222903621205285E-10 1.055525873439144E-7 .0009112236575192914 5.504584955766967E-7 2.865115318321661E-6 2.733430398778916E-7
peri -1.11176129668571E-5 .003904524151926674 38.52122422990584 2.865115318321661E-6 .1425879911403383 4.692150352319024E-6
i -5.409720527237969E-10 1.479455266483056E-7 .001330242217572411 2.733430398778916E-7 4.692150352319024E-6 3.068533049918542E-7

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.9   n/a MPO542795  
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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