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266239 (2006 XT40)
Classification: Main-belt Asteroid          SPK-ID: 2266239
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280102962905524 6.9452e-08  
a 2.421390860057395 1.7799e-08 au
q 2.111427898626212 1.6173e-07 au
i 3.693534467373846 6.7427e-06 deg
node 156.975407675281 7.6182e-05 deg
peri 1.557611863025147 8.0124e-05 deg
M 149.9402522851525 2.3909e-05 deg
tp 2458427.292965513216
(2018-Nov-04.79296551)
8.9194e-05 TDB
period 1376.24506608674
3.77
1.5174e-05
4.154e-08
d
yr
n .261581319251255 2.8842e-09 deg/d
Q 2.731353821488578 2.0077e-08 au
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7050 days (19.30 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:45:23  

Additional Information
 Earth MOID = 1.12046 au 
 Jupiter MOID = 2.24887 au 
 T_jup = 3.499 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457211.5 (2015-Jul-08.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275399634848617 6.9248e-08  
q 2.111944076099244 1.6101e-07 au
tp 2457049.392299291483
(2015-Jan-26.89229929)
8.6038e-05 TDB
node 157.0582927172181 7.6281e-05 deg
peri 1.048549506914232 8.03e-05 deg
i 3.691155242876422 6.7403e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      307  
   data-arc span      7050 days (19.30 yr)  
   first obs. used      2000-03-03  
   last obs. used      2019-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62412  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 12:45:23  

Additional Information
 Jupiter MOID = 2.24887 au 
 T_jup = 3.499 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.795267862842427E-15 -1.110937308028007E-14 2.14829563611164E-12 -1.05609420084564E-14 5.540140667615837E-13 -2.753129218484352E-15
q -1.110937308028007E-14 2.592375661090099E-14 -4.947816939805247E-12 2.644426131569219E-14 -1.270139705770059E-12 6.537600730769704E-15
tp 2.14829563611164E-12 -4.947816939805247E-12 7.402594311211253E-9 -3.264504009127208E-12 2.173387051841E-9 -3.809913251058018E-12
node -1.05609420084564E-14 2.644426131569219E-14 -3.264504009127208E-12 5.818790508451766E-9 -5.806758915051836E-9 1.57687010890905E-10
peri 5.540140667615837E-13 -1.270139705770059E-12 2.173387051841E-9 -5.806758915051836E-9 6.44806958828415E-9 -1.584568490454425E-10
i -2.753129218484352E-15 6.537600730769704E-15 -3.809913251058018E-12 1.57687010890905E-10 -1.584568490454425E-10 4.543120761813211E-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 16.9   n/a MPO433728  

266239 (2006 XT40)          Discovered 2006-Dec-12 by Spacewatch at Kitt Peak
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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