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227303 (2005 SK266)
Classification: Main-belt Asteroid          SPK-ID: 2227303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .131264323786059 6.0067e-08  
a 2.391302278862216 1.1561e-08 au
q 2.077409602259305 1.4189e-07 au
i 6.960316416673308 7.6085e-06 deg
node 206.8943905164639 3.3318e-05 deg
peri 149.5195521797031 4.1087e-05 deg
M 42.81820554861122 2.2551e-05 deg
tp 2459039.851710654720
(2020-Jul-09.35171065)
8.4366e-05 TDB
period 1350.672766952899
3.70
9.7949e-06
2.682e-08
d
yr
n .2665338406223703 1.9329e-09 deg/d
Q 2.705194955465127 1.3078e-08 au
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      6116 days (16.74 yr)  
   first obs. used      2004-04-14  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56318  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:15  

Additional Information
 Earth MOID = 1.07554 au 
 Jupiter MOID = 2.75992 au 
 T_jup = 3.510 
[ hide covariance matrix ]
Orbital Elements at Epoch 2458100.5 (2017-Dec-13.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1324615709242413 6.0261e-08  
q 2.074253460323508 1.4259e-07 au
tp 2457689.610060581900
(2016-Oct-28.11006058)
8.2193e-05 TDB
node 206.944235581978 3.3283e-05 deg
peri 149.6105990045595 4.0933e-05 deg
i 6.964525717430537 7.6138e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      263  
   data-arc span      6116 days (16.74 yr)  
   first obs. used      2004-04-14  
   last obs. used      2021-01-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56318  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:15  

Additional Information
 Jupiter MOID = 2.75992 au 
 T_jup = 3.510 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.631419844729108E-15 -8.572514617815889E-15 2.992020362705671E-12 -2.720713505583918E-14 8.633841809806602E-13 -7.76649988318482E-15
q -8.572514617815889E-15 2.033319696568938E-14 -7.09935398963664E-12 6.365149405979718E-14 -2.041417951699786E-12 1.908558555391145E-14
tp 2.992020362705671E-12 -7.09935398963664E-12 6.755729833672029E-9 -3.263398077868785E-11 1.968081432762646E-9 -8.614872628238994E-12
node -2.720713505583918E-14 6.365149405979718E-14 -3.263398077868785E-11 1.107764614753319E-9 -1.107593090497273E-9 5.77381903189669E-11
peri 8.633841809806602E-13 -2.041417951699786E-12 1.968081432762646E-9 -1.107593090497273E-9 1.675543386464854E-9 -5.965345419097782E-11
i -7.76649988318482E-15 1.908558555391145E-14 -8.614872628238994E-12 5.77381903189669E-11 -5.965345419097782E-11 5.796925830252884E-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 17.46   n/a E2021B55  

227303 (2005 SK266)          Discovered 2005-Sep-29 by LONEOS at Anderson Mesa
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ show close-approach data ]
Alternate Designations
 2005 SK266 = 2004 GY83 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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