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(2001 QC298)
Classification: TransNeptunian Object          SPK-ID: 3092445
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1276297287761037 4.2222e-05  
a 46.45831894434289 0.0028469 au
q 40.52885629808269 0.00055875 au
i 30.5073589292147 0.00012646 deg
node 334.6687721899384 0.00010293 deg
peri 2.956053643180363 0.008357 deg
M 21.17814909103826 0.0074527 deg
tp 2452196.267199185192
(2001-Oct-13.76719919)
2.0497 TDB
period 115662.7898766597
316.67
10.632
0.02911
d
yr
n .003112496252112682 2.861e-07 deg/d
Q 52.3877815906031 0.0032103 au
  Orbit Determination Parameters
   # obs. used (total)      74  
   data-arc span      7319 days (20.04 yr)  
   first obs. used      2000-07-29  
   last obs. used      2020-08-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .56224  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-27 17:37:57  

Additional Information
 Earth MOID = 39.5201 au 
 Jupiter MOID = 35.5294 au 
 T_jup = 5.219 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 6.8   n/a E2018X68  
rotation period rot_per 12. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Incomplete or inconclusive result.
Published Reference List:
[Snodgrass, C.; Carry, B.; Dumas, C.; Hainaut, O. (2010) Astron. Astrophys. 511, A72.]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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