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243257 (2007 XS11)
Classification: Main-belt Asteroid          SPK-ID: 2243257
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09192267216023223 7.7895e-08  
a 3.188366395073351 4.5157e-08 au
q 2.895283236212322 2.6078e-07 au
i 18.00905997347155 1.0545e-05 deg
node 58.53861942278468 2.6659e-05 deg
peri 81.27212849897995 8.3312e-05 deg
M 287.2998641032314 7.1431e-05 deg
tp 2459020.436363812033
(2020-Jun-19.93636381)
0.00041099 TDB
period 2079.460913071709
5.69
4.4177e-05
1.21e-07
d
yr
n .1731217921611329 3.6779e-09 deg/d
Q 3.48144955393438 4.9308e-08 au
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6642 days (18.18 yr)  
   first obs. used      2001-09-18  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:26:19  

Additional Information
 Earth MOID = 1.9786 au 
 Jupiter MOID = 1.77822 au 
 T_jup = 3.115 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456850.5 (2014-Jul-12.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09384203150893669 7.8225e-08  
q 2.890253769059824 2.6333e-07 au
tp 2456945.496712521699
(2014-Oct-14.99671252)
0.00040997 TDB
node 58.62256939322324 2.6664e-05 deg
peri 81.80097935467602 8.1496e-05 deg
i 18.00946675113522 1.0542e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      125  
   data-arc span      6642 days (18.18 yr)  
   first obs. used      2001-09-18  
   last obs. used      2019-11-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65972  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:26:19  

Additional Information
 Jupiter MOID = 1.77822 au 
 T_jup = 3.115 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.119164062285073E-15 -2.03593734535586E-14 1.426106397583426E-11 -8.291408810930976E-15 2.788148334395604E-12 -3.203976976815414E-14
q -2.03593734535586E-14 6.934501379614874E-14 -5.040704157014931E-11 4.34402163969336E-14 -9.877475280414382E-12 1.022132730135996E-13
tp 1.426106397583426E-11 -5.040704157014931E-11 1.680788455392915E-7 -1.019849648524623E-10 3.164019838024881E-8 -1.335683398784465E-10
node -8.291408810930976E-15 4.34402163969336E-14 -1.019849648524623E-10 7.10988659801493E-10 -6.94592878318721E-10 -7.484768281710686E-11
peri 2.788148334395604E-12 -9.877475280414382E-12 3.164019838024881E-8 -6.94592878318721E-10 6.64164974491124E-9 4.618305444501729E-11
i -3.203976976815414E-14 1.022132730135996E-13 -1.335683398784465E-10 -7.484768281710686E-11 4.618305444501729E-11 1.111325259399566E-10

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 15.7   n/a MPO460067  

243257 (2007 XS11)          Discovered 2007-Dec-04 by Spacewatch at Kitt Peak
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

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