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227159 (2005 QZ11)
Classification: Main-belt Asteroid          SPK-ID: 2227159
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08404044765427737 8.3172e-08  
a 2.533813342530097 1.8597e-08 au
q 2.320870534951486 2.1871e-07 au
i 4.540700122856766 4.8146e-06 deg
node 282.2435682507797 7.1108e-05 deg
peri 66.47370931387837 7.5917e-05 deg
M 271.4320391807046 2.881e-05 deg
tp 2459562.938646433724
(2021-Dec-14.43864643)
0.0001203 TDB
period 1473.195402820145
4.03
1.6219e-05
4.441e-08
d
yr
n .2443667685297213 2.6903e-09 deg/d
Q 2.746756150108707 2.016e-08 au
  Orbit Determination Parameters
   # obs. used (total)      260  
   data-arc span      6822 days (18.68 yr)  
   first obs. used      2001-08-23  
   last obs. used      2020-04-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50476  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:38:40  

Additional Information
 Earth MOID = 1.31661 au 
 Jupiter MOID = 2.57723 au 
 T_jup = 3.440 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.41   n/a E2021B55  

227159 (2005 QZ11)          Discovered 2005-Aug-24 by NEAT at Palomar
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 QZ11 = 2001 RU79 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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