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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1270859209525547 6.9568e-08  
a 2.421091840492438 1.7709e-08 au
q 2.11340515423274 1.6184e-07 au
i 3.690935944712932 6.8002e-06 deg
node 157.0469105213914 7.6347e-05 deg
peri 1.326597407387865 8.0381e-05 deg
M 45.5715543747154 2.3806e-05 deg
tp 2458426.316639880095
(2018-Nov-03.81663988)
9.0319e-05 TDB
period 1375.990143490848
3.77
1.5097e-05
4.133e-08
d
yr
n .2616297810729153 2.8705e-09 deg/d
Q 2.728778526752135 1.9959e-08 au
  Orbit Determination Parameters
   # obs. used (total)      299  
   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      .62097  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:26  

Additional Information
 Earth MOID = 1.12296 au 
 Jupiter MOID = 2.25311 au 
 T_jup = 3.500 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457196.5 (2015-Jun-23.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1275550580108081 6.9495e-08  
q 2.11194505610417 1.6174e-07 au
tp 2457049.403019836242
(2015-Jan-26.90301984)
8.603e-05 TDB
node 157.0581688171125 7.6343e-05 deg
peri 1.051888548219532 8.0361e-05 deg
i 3.691144238692184 6.8012e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      299  
   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      .62097  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:36:26  

Additional Information
 Jupiter MOID = 2.25311 au 
 T_jup = 3.500 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.82951167327572E-15 -1.119912828376404E-14 2.152010982002766E-12 -1.108103889889494E-14 5.572033276543841E-13 -2.617010237464613E-15
q -1.119912828376404E-14 2.615868346846694E-14 -4.957790081334988E-12 2.761809970363738E-14 -1.278367460693645E-12 6.239250563733413E-15
tp 2.152010982002766E-12 -4.957790081334988E-12 7.401174735087068E-9 -3.842056616938839E-12 2.173727187316845E-9 -3.610911750549474E-12
node -1.108103889889494E-14 2.761809970363738E-14 -3.842056616938839E-12 5.828222949019958E-9 -5.816329414879129E-9 1.55093721367869E-10
peri 5.572033276543841E-13 -1.278367460693645E-12 2.173727187316845E-9 -5.816329414879129E-9 6.457832371691275E-9 -1.55816118192711E-10
i -2.617010237464613E-15 6.239250563733413E-15 -3.610911750549474E-12 1.55093721367869E-10 -1.55816118192711E-10 4.625581878946563E-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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