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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 ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09169981903565277 7.5978e-08  
a 3.188131368626045 4.3686e-08 au
q 2.895780299061148 2.5703e-07 au
i 18.00687491910119 9.487e-06 deg
node 58.53298523184575 2.5106e-05 deg
peri 81.17194003999373 8.0474e-05 deg
M 356.6279051053791 6.7412e-05 deg
tp 2459019.976011683772
(2020-Jun-19.47601168)
0.00038923 TDB
period 2079.230990012275
5.69
4.2737e-05
1.17e-07
d
yr
n .1731409361101696 3.5588e-09 deg/d
Q 3.480482438190941 4.7692e-08 au
  Orbit Determination Parameters
   # obs. used (total)      148  
   data-arc span      6708 days (18.37 yr)  
   first obs. used      2001-09-18  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57935  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:18:56  

Additional Information
 Earth MOID = 1.97864 au 
 Jupiter MOID = 1.77822 au 
 T_jup = 3.115 
[ show covariance matrix ]

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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