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441281 (2007 XQ11)
Classification: Main-belt Asteroid          SPK-ID: 2441281
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .2597573266564813 1.295e-07  
a 2.60596870412787 5.0841e-08 au
q 1.929049240193159 3.7075e-07 au
i 4.085408185390093 5.3981e-06 deg
node 85.12497307851471 0.0001153 deg
peri 284.577370936493 0.00012071 deg
M 22.78436611633007 4.2001e-05 deg
tp 2458903.250658243365
(2020-Feb-23.75065824)
0.0001766 TDB
period 1536.569543064724
4.21
4.4966e-05
1.231e-07
d
yr
n .2342881268373779 6.8562e-09 deg/d
Q 3.28288816806258 6.4047e-08 au
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      4347 days (11.90 yr)  
   first obs. used      2007-11-04  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:56:32  

Additional Information
 Earth MOID = .933647 au 
 Jupiter MOID = 2.18848 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456955.5 (2014-Oct-25.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2628583419086356 1.2947e-07  
q 1.919625871118839 3.7166e-07 au
tp 2457365.663503932052
(2015-Dec-09.16350393)
0.0001297 TDB
node 85.19621370954577 0.00011564 deg
peri 284.3486361140443 0.00012077 deg
i 4.083540682980653 5.3876e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      169  
   data-arc span      4347 days (11.90 yr)  
   first obs. used      2007-11-04  
   last obs. used      2019-09-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44828  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:56:32  

Additional Information
 Jupiter MOID = 2.18848 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.676244189201623E-14 -4.805985048908522E-14 -1.469459110565351E-11 -1.845158264932756E-13 -3.696883872148823E-12 -8.701981408996488E-14
q -4.805985048908522E-14 1.381321153198379E-13 4.276139446535449E-11 5.200035213498722E-13 1.075836320133713E-11 2.510555970307145E-13
tp -1.469459110565351E-11 4.276139446535449E-11 1.682182965500984E-8 8.302564829674828E-11 4.553361216906496E-9 8.1592073778082E-11
node -1.845158264932756E-13 5.200035213498722E-13 8.302564829674828E-11 1.337209498180832E-8 -1.332135420608264E-8 1.806229262759699E-10
peri -3.696883872148823E-12 1.075836320133713E-11 4.553361216906496E-9 -1.332135420608264E-8 1.458463506194531E-8 -1.585776239368217E-10
i -8.701981408996488E-14 2.510555970307145E-13 8.1592073778082E-11 1.806229262759699E-10 -1.585776239368217E-10 2.902588647725765E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO495186  

441281 (2007 XQ11)          Discovered 2007-Nov-04 by LINEAR at Socorro
Reference: Last Updated: 2015-09-02
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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