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266041 (2006 HD109)
Classification: Main-belt Asteroid          SPK-ID: 2266041
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2064193279537039 8.6526e-08  
a 3.043565855665606 4.4946e-08 au
q 2.415315037156271 2.785e-07 au
i 9.374282103764553 9.014e-06 deg
node 200.8249237545594 3.1593e-05 deg
peri 304.4577139546485 3.8924e-05 deg
M 298.3193466037252 1.8813e-05 deg
tp 2459332.791281570462
(2021-Apr-28.29128157)
0.0001034 TDB
period 1939.422732713644
5.31
4.2961e-05
1.176e-07
d
yr
n .1856222441490553 4.1118e-09 deg/d
Q 3.67181667417494 5.4224e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      5892 days (16.13 yr)  
   first obs. used      2003-09-30  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5786  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:21:27  

Additional Information
 Earth MOID = 1.44132 au 
 Jupiter MOID = 1.4499 au 
 T_jup = 3.186 
[ 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 15.9   n/a MPO454979  
diameter diameter 4.165 km 0.182 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

266041 (2006 HD109)          Discovered 2006-Apr-30 by Spacewatch at Kitt Peak
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2006 HD109 = 2009 WT248 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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