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266442 (2007 HC65)
Classification: Main-belt Asteroid          SPK-ID: 2266442
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1487040418097586 5.0233e-08  
a 3.121254631305319 3.5511e-08 au
q 2.65711145211279 1.5946e-07 au
i 6.067360955232765 5.8228e-06 deg
node 54.22820091654097 6.5874e-05 deg
peri 227.7476009996849 6.9981e-05 deg
M 83.94326598994689 2.2826e-05 deg
tp 2458530.848635882426
(2019-Feb-16.34863588)
0.00012831 TDB
period 2014.151928548682
5.51
3.4373e-05
9.411e-08
d
yr
n .1787352755754635 3.0502e-09 deg/d
Q 3.585397810497847 4.0791e-08 au
  Orbit Determination Parameters
   # obs. used (total)      145  
   data-arc span      7644 days (20.93 yr)  
   first obs. used      1998-11-22  
   last obs. used      2019-10-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57539  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 04:04:25  

Additional Information
 Earth MOID = 1.64556 au 
 Jupiter MOID = 1.57267 au 
 T_jup = 3.190 
[ 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 MPO440310  

266442 (2007 HC65)          Discovered 2007-Apr-22 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Alternate Designations
 2007 HC65 = 2006 BE71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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