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266040 (2006 HM69)
Classification: Main-belt Asteroid          SPK-ID: 2266040
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1766304718447853 4.8924e-08  
a 2.390764666256361 1.854e-08 au
q 1.968482775185659 1.2229e-07 au
i 1.781829757351119 6.7591e-06 deg
node 146.964609576796 0.00026438 deg
peri 130.5973677713942 0.00026613 deg
M 149.6844220672701 3.0305e-05 deg
tp 2458039.093063924430
(2017-Oct-12.59306392)
0.00011136 TDB
period 1350.217305154013
3.70
1.5706e-05
4.3e-08
d
yr
n .2666237491001025 3.1015e-09 deg/d
Q 2.813046557327062 2.1815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5476 days (14.99 yr)  
   first obs. used      2003-10-19  
   last obs. used      2018-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55759  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:21:10  

Additional Information
 Earth MOID = .952086 au 
 Jupiter MOID = 2.30968 au 
 T_jup = 3.510 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456998.5 (2014-Dec-07.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1774808277139684 4.8622e-08  
q 1.965782515863457 1.2154e-07 au
tp 2456689.764946498882
(2014-Feb-01.26494650)
0.0001066 TDB
node 146.9726400421266 0.00026438 deg
peri 130.6808689971606 0.00026612 deg
i 1.781655247443001 6.7605e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5476 days (14.99 yr)  
   first obs. used      2003-10-19  
   last obs. used      2018-10-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55759  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-31 04:21:10  

Additional Information
 Jupiter MOID = 2.30968 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.364060881266241E-15 -5.867093867734475E-15 -2.088798599583673E-12 -2.171906456430494E-14 -5.970569240460403E-13 -3.02709706017152E-15
q -5.867093867734475E-15 1.477270469856473E-14 5.291884919351219E-12 6.124233139176729E-14 1.522050556045128E-12 8.010191521530271E-15
tp -2.088798599583673E-12 5.291884919351219E-12 1.136266629252348E-8 8.72198632270821E-11 3.326144159105474E-9 9.261046156831137E-12
node -2.171906456430494E-14 6.124233139176729E-14 8.72198632270821E-11 6.989513961646352E-8 -6.983333483628071E-8 9.515329658908942E-10
peri -5.970569240460403E-13 1.522050556045128E-12 3.326144159105474E-9 -6.983333483628071E-8 7.081855888816012E-8 -9.482509983370864E-10
i -3.02709706017152E-15 8.010191521530271E-15 9.261046156831137E-12 9.515329658908942E-10 -9.482509983370864E-10 4.570467670991568E-11

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 17.6   n/a MPO460145  

266040 (2006 HM69)          Discovered 2006-Apr-24 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20110218/Numbers.arcLast Updated: 2011-02-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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