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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1288276954510858 4.2313e-05  
a 46.53805266295632 0.0028573 au
q 40.54266258760639 0.00055481 au
i 30.4956848078346 0.00012639 deg
node 334.6551332922733 0.00010294 deg
peri 3.450733148455782 0.0082313 deg
M 21.36649175853965 0.0073333 deg
tp 2452318.075501058166
(2002-Feb-12.57550106)
2.0194 TDB
period 115960.6756045385
317.48
10.679
0.02924
d
yr
n .003104500712187213 2.8591e-07 deg/d
Q 52.53344273830625 0.0032253 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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .56224  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 21:08:21  

Additional Information
 Earth MOID = 39.5322 au 
 Jupiter MOID = 35.5456 au 
 T_jup = 5.223 
[ 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. 2020-October); 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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