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245763 (2006 EL66)
Classification: Main-belt Asteroid          SPK-ID: 2245763
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1314859524405319 3.9044e-08  
a 2.182634339025223 9.9872e-09 au
q 1.895648584129081 8.7896e-08 au
i 2.502544712484844 3.8632e-06 deg
node 295.6517117000074 0.00012376 deg
peri 334.3843491608469 0.00012531 deg
M 74.55333736028979 2.0912e-05 deg
tp 2458756.587256673094
(2019-Sep-30.08725667)
6.8047e-05 TDB
period 1177.795531450705
3.22
8.0839e-06
2.213e-08
d
yr
n .3056557699421595 2.0979e-09 deg/d
Q 2.469620093921365 1.13e-08 au
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      7432 days (20.35 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:40:29  

Additional Information
 Earth MOID = .879854 au 
 Jupiter MOID = 2.61193 au 
 T_jup = 3.667 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457494.5 (2016-Apr-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1310399188271487 3.9021e-08  
q 1.896822495398376 8.7799e-08 au
tp 2457578.816437136896
(2016-Jul-09.31643714)
6.722e-05 TDB
node 295.6818287357477 0.00012382 deg
peri 334.4839919443854 0.00012539 deg
i 2.501676112948566 3.8621e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      294  
   data-arc span      7432 days (20.35 yr)  
   first obs. used      2000-07-07  
   last obs. used      2020-11-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56939  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 05:40:29  

Additional Information
 Jupiter MOID = 2.61193 au 
 T_jup = 3.667 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.522637914683736E-15 -3.410414882281867E-15 -8.963237924895859E-13 1.206528227630973E-14 -2.787994288426742E-13 -6.700737412274296E-17
q -3.410414882281867E-15 7.708678582142443E-15 2.00747258820835E-12 -2.792095961994461E-14 6.234222714833023E-13 2.859376293173502E-16
tp -8.963237924895859E-13 2.00747258820835E-12 4.51854537494404E-9 3.407054465131714E-12 1.361490927226785E-9 1.043059167439571E-12
node 1.206528227630973E-14 -2.792095961994461E-14 3.407054465131714E-12 1.533194053743599E-8 -1.531604807222532E-8 -3.495415764131844E-11
peri -2.787994288426742E-13 6.234222714833023E-13 1.361490927226785E-9 -1.531604807222532E-8 1.572277984644346E-8 3.523805939258784E-11
i -6.700737412274296E-17 2.859376293173502E-16 1.043059167439571E-12 -3.495415764131844E-11 3.523805939258784E-11 1.491567343491109E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.2   n/a MPO475980  
diameter diameter 1.531 km 0.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.119   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

245763 (2006 EL66)          Discovered 2006-Mar-05 by Spacewatch at Kitt Peak
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

Alternate Designations
 2006 EL66 = 2007 UK4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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