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181106 (2005 QW73)
Classification: Main-belt Asteroid          SPK-ID: 2181106
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08529102088670024 1.0089e-07  
a 2.963760246435954 2.4327e-08 au
q 2.710978109354013 3.0951e-07 au
i 11.46872149783561 9.6879e-06 deg
node 342.8575283667927 1.8873e-05 deg
peri 25.93176928421056 3.983e-05 deg
M 352.747550066983 3.3909e-05 deg
tp 2459238.044408636587
(2021-Jan-23.54440864)
0.00017559 TDB
period 1863.644317989638
5.10
2.2946e-05
6.282e-08
d
yr
n .1931699072215355 2.3784e-09 deg/d
Q 3.216542383517895 2.6402e-08 au
  Orbit Determination Parameters
   # obs. used (total)      438  
   data-arc span      7372 days (20.18 yr)  
   first obs. used      2000-09-30  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:29:14  

Additional Information
 Earth MOID = 1.7116 au 
 Jupiter MOID = 2.23762 au 
 T_jup = 3.230 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.58   n/a MPCxxxxx  

181106 (2005 QW73)          Discovered 2005-Aug-29 by LONEOS at Anderson Mesa
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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