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266712 (2009 QA47)
Classification: Main-belt Asteroid          SPK-ID: 2266712
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1085328320045074 5.1002e-08  
a 2.555618810737574 2.2066e-08 au
q 2.278250263684233 1.3784e-07 au
i 14.94048637975965 6.3706e-06 deg
node 136.5382976811701 1.9401e-05 deg
peri 254.635074052749 3.6137e-05 deg
M 186.9137950057811 3.3123e-05 deg
tp 2459717.967934624588
(2022-May-18.46793462)
0.00014099 TDB
period 1492.253276183844
4.09
1.9327e-05
5.291e-08
d
yr
n .2412459102925422 3.1245e-09 deg/d
Q 2.832987357790914 2.4461e-08 au
  Orbit Determination Parameters
   # obs. used (total)      384  
   data-arc span      6803 days (18.63 yr)  
   first obs. used      2001-09-12  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57726  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 15:25:29  

Additional Information
 Earth MOID = 1.33081 au 
 Jupiter MOID = 2.59748 au 
 T_jup = 3.382 
[ 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 16.1   n/a MPO326228  

266712 (2009 QA47)          Discovered 2009-Aug-28 by La Sagra at La Sagra
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2009 QA47 = 2003 EV15 = 2007 CH22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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