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249419 (2009 DO104)
Classification: Main-belt Asteroid          SPK-ID: 2249419
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1507593604055503 6.5807e-08  
a 2.29735249910918 1.4147e-08 au
q 1.951005105717387 1.515e-07 au
i 4.840715641546948 7.1156e-06 deg
node 2.709792651708702 5.0966e-05 deg
peri 344.5676009116959 5.2545e-05 deg
M 165.4813847094115 1.3094e-05 deg
tp 2458015.862688948106
(2017-Sep-19.36268895)
4.4883e-05 TDB
period 1271.861680081238
3.48
1.1748e-05
3.216e-08
d
yr
n .2830496473303651 2.6145e-09 deg/d
Q 2.643699892500973 1.628e-08 au
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      5712 days (15.64 yr)  
   first obs. used      2003-07-08  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:07:46  

Additional Information
 Earth MOID = .943947 au 
 Jupiter MOID = 2.75908 au 
 T_jup = 3.574 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457165.5 (2015-May-23.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1500433644577805 6.5783e-08  
q 1.953400613699037 1.5125e-07 au
tp 2456741.657522695126
(2014-Mar-25.15752270)
4.4346e-05 TDB
node 2.736252922360398 5.0987e-05 deg
peri 344.1910931818212 5.2586e-05 deg
i 4.840035591229021 7.1135e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      259  
   data-arc span      5712 days (15.64 yr)  
   first obs. used      2003-07-08  
   last obs. used      2019-02-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63217  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 12:07:46  

Additional Information
 Jupiter MOID = 2.75908 au 
 T_jup = 3.574 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.327390784375251E-15 -9.918014331087697E-15 -2.723284042142682E-13 -2.846992728468451E-14 -4.834766250712247E-14 -2.125536180722719E-15
q -9.918014331087697E-15 2.287582606639355E-14 5.967349266002275E-13 6.488867160234819E-14 1.165737702127183E-13 5.071457265355735E-15
tp -2.723284042142682E-13 5.967349266002275E-13 1.966603339668447E-9 9.754016331806184E-12 5.813510960486673E-10 -2.264162891953999E-12
node -2.846992728468451E-14 6.488867160234819E-14 9.754016331806184E-12 2.599682427744136E-9 -2.586996495156323E-9 -1.364236581198834E-10
peri -4.834766250712247E-14 1.165737702127183E-13 5.813510960486673E-10 -2.586996495156323E-9 2.765251453125971E-9 1.352379396280297E-10
i -2.125536180722719E-15 5.071457265355735E-15 -2.264162891953999E-12 -1.364236581198834E-10 1.352379396280297E-10 5.060133159803025E-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 17.1   n/a MPO427416  

249419 (2009 DO104)          Discovered 2009-Feb-26 by Spacewatch at Kitt Peak
Reference: 20100824/Numbers.arcLast Updated: 2010-08-27

[ show close-approach data ]
Alternate Designations
 2009 DO104 = 2007 XO35 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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