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(2011 XL1)
Classification: Amor [NEO]          SPK-ID: 3590304
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2455897.5 (2011-Dec-02.0) TDB
Reference: JPL 4 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5069068242519915 0.009235  
a 2.634696619309987 0.059909 au
q 1.299150923148103 0.0052475 au
i 11.20239931731641 0.18671 deg
node 89.41081168389958 0.11644 deg
peri 310.3776104568769 0.18124 deg
M 8.36882913239741 0.26837 deg
tp 2455861.187466677491
(2011-Oct-26.68746668)
0.14538 TDB
period 1562.047902913555
4.28
53.278
0.1459
d
yr
n .2304666837223895 0.0078606 deg/d
Q 3.97024231547187 0.090277 au
  Orbit Determination Parameters
   # obs. used (total)      11  
   data-arc span      4 days  
   first obs. used      2011-12-01  
   last obs. used      2011-12-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      9  
   norm. resid. RMS      .37678  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 05:51:20  

Additional Information
 Earth MOID = .345845 au 
 Jupiter MOID = 1.57184 au 
 T_jup = 3.178 
[ hide covariance matrix ]
Orbit Covariance (6×6)
  e q tp node peri i
e 8.52858240765637E-5 4.80292342472766E-5 -.0007684406752925706 -.001063185806408545 .001185639329737127 .001718753122890531
q 4.80292342472766E-5 2.753615064573217E-5 -.0003495233868951866 -.0006108943505627705 .0007570404820661885 .0009783320132490418
tp -.0007684406752925706 -.0003495233868951866 .02113667403488083 .007507485360327411 .004566053167033136 -.01371387944326788
node -.001063185806408545 -.0006108943505627705 .007507485360327411 .01355801885929843 -.01700610951123021 -.02168611021646367
peri .001185639329737127 .0007570404820661885 .004566053167033136 -.01700610951123021 .0328470782329401 .02579786307621358
i .001718753122890531 .0009783320132490418 -.01371387944326788 -.02168611021646367 .02579786307621358 .03486008942833278

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 22.225   .31445 4 autocmod 2.9c

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