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JPL Small-Body Database Browser
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469372 (2001 QF298)
Classification: TransNeptunian Object          SPK-ID: 2469372
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1122609551935794 2.8445e-05  
a 39.37731849934679 0.0011957 au
q 34.95678311164831 0.0021016 au
i 22.34483340315065 0.00017294 deg
node 164.1660640230578 0.00015212 deg
peri 43.5476490544151 0.011272 deg
M 156.3983108497287 0.0142 deg
tp 2419390.468433329610
(1911-Dec-19.96843333)
3.582 TDB
period 90254.24435410919
247.10
4.111
0.01126
d
yr
n .003988732082089717 1.8168e-07 deg/d
Q 43.79785388704526 0.00133 au
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6001 days (16.43 yr)  
   first obs. used      2001-05-23  
   last obs. used      2017-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45433  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:41:23  

Additional Information
 Earth MOID = 33.9889 au 
 Jupiter MOID = 29.6608 au 
 T_jup = 5.189 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456722.5 (2014-Mar-06.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1108984902519968 2.8266e-05  
q 34.98393777982246 0.0021064 au
tp 2418680.424516477069
(1910-Jan-08.92451648)
3.7436 TDB
node 164.2168606449279 0.00015163 deg
peri 41.10163595029204 0.011531 deg
i 22.38620803174489 0.00017307 deg
  Orbit Determination Parameters
   # obs. used (total)      163  
   data-arc span      6001 days (16.43 yr)  
   first obs. used      2001-05-23  
   last obs. used      2017-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .45433  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:41:23  

Additional Information
 Jupiter MOID = 29.6608 au 
 T_jup = 5.189 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.989631564845023E-10 -5.774974760128253E-8 7.626673200492368E-5 4.18995736164818E-11 7.530001732516794E-8 -1.973032806812825E-12
q -5.774974760128253E-8 4.436742969848775E-6 -.004205016541988238 -4.12626238957126E-9 2.505911834489407E-7 -3.341291584683851E-10
tp 7.626673200492368E-5 -.004205016541988238 14.01477462738461 -1.315442484920023E-6 .03627164811338552 -2.563229156228915E-6
node 4.18995736164818E-11 -4.12626238957126E-9 -1.315442484920023E-6 2.299259214610276E-8 -4.06100931151179E-8 2.600585318350887E-8
peri 7.530001732516794E-8 2.505911834489407E-7 .03627164811338552 -4.06100931151179E-8 .0001329648704605597 -3.457004749537825E-8
i -1.973032806812825E-12 -3.341291584683851E-10 -2.563229156228915E-6 2.600585318350887E-8 -3.457004749537825E-8 2.995210562586163E-8

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 5.1   n/a MPO419284  

469372 (2001 QF298)          Discovered 2001-Aug-19 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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