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181301 (2006 QD9)
Classification: Main-belt Asteroid          SPK-ID: 2181301
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1685226352900348 4.4862e-08  
a 2.687167133290294 1.7983e-08 au
q 2.234318646523445 1.2121e-07 au
i 10.85329565376717 7.0278e-06 deg
node 330.0282012490508 2.6266e-05 deg
peri 43.27824408641862 3.4058e-05 deg
M 108.6400257368807 2.0747e-05 deg
tp 2458910.956880260418
(2020-Mar-02.45688026)
9.1973e-05 TDB
period 1608.942210024815
4.41
1.6151e-05
4.422e-08
d
yr
n .2237494906634637 2.246e-09 deg/d
Q 3.140015620057142 2.1013e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6667 days (18.25 yr)  
   first obs. used      2002-10-06  
   last obs. used      2021-01-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50578  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:03  

Additional Information
 Earth MOID = 1.24585 au 
 Jupiter MOID = 2.37782 au 
 T_jup = 3.328 
[ 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 16.59   n/a MPCxxxxx  

181301 (2006 QD9)          Discovered 2006-Aug-19 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2006 QD9 = 2004 CE55 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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