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385266 (2001 QB298)
Classification: TransNeptunian Object          SPK-ID: 2385266
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1014896442399818 0.00019413  
a 42.92628903624338 0.010321 au
q 38.56971523341241 0.0023693 au
i 1.794312701836115 0.00049596 deg
node 291.3548791557173 0.011905 deg
peri 4.554592585459001 0.047463 deg
M 48.16501643529834 0.045217 deg
tp 2445456.515486024555
(1983-May-02.01548602)
10.31 TDB
period 102726.7255618557
281.25
37.048
0.1014
d
yr
n .003504443444790132 1.2639e-06 deg/d
Q 47.28286283907435 0.011368 au
  Orbit Determination Parameters
   # obs. used (total)      29  
   data-arc span      4431 days (12.13 yr)  
   first obs. used      2001-08-20  
   last obs. used      2013-10-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      4  
   norm. resid. RMS      .36221  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 11:04:46  

Additional Information
 Earth MOID = 37.5518 au 
 Jupiter MOID = 33.4165 au 
 T_jup = 5.833 
[ 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 6.8   n/a E2014B19  

385266 (2001 QB298)          Discovered 2001-Aug-20 by Buie, M. W. at Cerro Tololo
Reference: Last Updated: 2014-02-19
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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