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307616 (2003 QW90)
Classification: TransNeptunian Object          SPK-ID: 2307616
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07342215856845397 2.3382e-05  
a 43.83051378886497 0.0014803 au
q 40.61238285532212 0.0012959 au
i 10.35122215533812 0.00012677 deg
node 17.75581553536739 8.6589e-05 deg
peri 85.59009850130381 0.019841 deg
M 284.4004303005001 0.020629 deg
tp 2481258.190135839730
(2081-May-08.69013584)
4.9518 TDB
period 105989.6039190724
290.18
5.3694
0.0147
d
yr
n .003396559536866233 1.7207e-07 deg/d
Q 47.04864472240782 0.001589 au
  Orbit Determination Parameters
   # obs. used (total)      230  
   data-arc span      5485 days (15.02 yr)  
   first obs. used      2002-09-11  
   last obs. used      2017-09-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      3  
   norm. resid. RMS      .42228  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 18:11:21  

Additional Information
 Earth MOID = 39.6456 au 
 Jupiter MOID = 35.4893 au 
 T_jup = 5.813 
[ 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 5.0   n/a MPO418602  

307616 (2003 QW90)          Discovered 2003-Aug-23 by Buie, M. W. at Cerro Tololo
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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