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109449 (2001 QD206)
Classification: Main-belt Asteroid          SPK-ID: 2109449
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 .1945741588865547 5.5902e-08  
a 2.338380039754943 1.1242e-08 au
q 1.883391710362517 1.3362e-07 au
i 3.651775127728218 5.7835e-06 deg
node 337.7676082708734 6.5124e-05 deg
peri 149.2437971117378 6.643e-05 deg
M 313.4080155232886 1.6566e-05 deg
tp 2459169.536222009368
(2020-Nov-16.03622201)
6.0915e-05 TDB
period 1306.083881312015
3.58
9.4184e-06
2.579e-08
d
yr
n .2756331389974472 1.9876e-09 deg/d
Q 2.793368369147369 1.3429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      572  
   data-arc span      8708 days (23.84 yr)  
   first obs. used      1996-03-23  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58101  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:25:59  

Additional Information
 Earth MOID = .899581 au 
 Jupiter MOID = 2.26756 au 
 T_jup = 3.538 
[ 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 16.0   n/a MPO348163  
diameter diameter 1.421 km 0.181 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.264   0.117 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109449 (2001 QD206)          Discovered 2001-Aug-23 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QD206 = 2003 BX52 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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