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(2016 QU89)
Classification: TransNeptunian Object          SPK-ID: 3836161
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7938966044260845 0.00040081  
a 171.0269792586325 0.33356 au
q 35.24924115995378 0.0055871 au
i 16.99244999554855 0.00046385 deg
node 102.7956847751109 0.0035642 deg
peri 303.1996752405203 0.082868 deg
M 359.9008036756631 0.005553 deg
tp 2459225.606711567858
(2021-Jan-11.10671157)
12.816 TDB
period 816949.788272492
2236.69
2390
6.543
d
yr
n .0004406635575011897 1.2892e-06 deg/d
Q 306.8047173573111 0.59837 au
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      1559 days (4.27 yr)  
   first obs. used      2013-10-10  
   last obs. used      2018-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .061678  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-10 21:49:39  

Additional Information
 Earth MOID = 34.2902 au 
 Jupiter MOID = 30.4005 au 
 T_jup = 6.698 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457727.5 (2016-Dec-05.0) TDB
Reference: JPL 1 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .7904760478877533 0.00040353  
q 35.23930555808163 0.0057143 au
tp 2459283.558567960788
(2021-Mar-10.05856796)
12.835 TDB
node 102.8924678183652 0.0035751 deg
peri 303.471463437853 0.083047 deg
i 16.97831383291534 0.00046309 deg
  Orbit Determination Parameters
   # obs. used (total)      39  
   data-arc span      1559 days (4.27 yr)  
   first obs. used      2013-10-10  
   last obs. used      2018-01-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      4  
   norm. resid. RMS      .061678  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Nov-10 21:49:39  

Additional Information
 Jupiter MOID = 30.4005 au 
 T_jup = 6.698 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.628336535351156E-7 -7.454894015638122E-8 .00226854461529815 -1.947524674101449E-7 1.474633500777615E-5 3.142031964371266E-8
q -7.454894015638122E-8 3.265275550759883E-5 -.06668429827263171 2.628133716489008E-6 -.0004306741167420945 -2.310070425677781E-7
tp .00226854461529815 -.06668429827263171 164.7445867840661 -.007902081883855435 1.065050084609064 .0008868140273762508
node -1.947524674101449E-7 2.628133716489008E-6 -.007902081883855435 1.278111395641787E-5 -6.29382015660481E-5 -1.632678535665604E-6
peri 1.474633500777615E-5 -.0004306741167420945 1.065050084609064 -6.29382015660481E-5 .006896770680648136 7.251723109862793E-6
i 3.142031964371266E-8 -2.310070425677781E-7 .0008868140273762508 -1.632678535665604E-6 7.251723109862793E-6 2.144531454277989E-7

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 7.9   .29732 E2018-VF0 autocmod 2.6q
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters ]
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