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(2018 SQ13)
Classification: TransNeptunian Object          SPK-ID: 3831868
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .9808143623475934 5.434e-05  
a 154.7702075700468 0.4395 au
q 2.969365121826667 2.2612e-05 au
i 90.96405319452926 0.00065856 deg
node 222.6006237490036 1.4961e-05 deg
peri 161.9724127519527 0.00057971 deg
M .4314780829978652 0.0018385 deg
tp 2458357.581250439665
(2018-Aug-27.08125044)
0.0021938 TDB
period 703281.9552116669
1925.48
2995.7
8.202
d
yr
n .0005118857342097605 2.1804e-06 deg/d
Q 306.5710500182669 0.87057 au
  Orbit Determination Parameters
   # obs. used (total)      172  
   data-arc span      103 days  
   first obs. used      2018-09-21  
   last obs. used      2019-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      3  
   norm. resid. RMS      .49488  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 20:42:42  

Additional Information
 Earth MOID = 2.01397 au 
 Jupiter MOID = 1.91019 au 
 T_jup = -0.002 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.4   .32545 MPO473504 autocmod 2.6q
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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