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215736 (2004 DX39)
Classification: Main-belt Asteroid          SPK-ID: 2215736
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06263924591758759 3.71e-08  
a 2.674149412268603 2.591e-08 au
q 2.506642709613137 1.0196e-07 au
i 4.643097456149896 6.1655e-06 deg
node 159.4569457795431 4.9397e-05 deg
peri 72.7421264027858 7.302e-05 deg
M 100.4473412207218 5.5827e-05 deg
tp 2458154.830539451596
(2018-Feb-05.33053945)
0.00024462 TDB
period 1597.264833967825
4.37
2.3214e-05
6.356e-08
d
yr
n .2253852913706931 3.2757e-09 deg/d
Q 2.841656114924068 2.7533e-08 au
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      5733 days (15.70 yr)  
   first obs. used      2004-02-16  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:00:20  

Additional Information
 Earth MOID = 1.5008 au 
 Jupiter MOID = 2.14316 au 
 T_jup = 3.372 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457108.5 (2015-Mar-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06264896684189375 3.6742e-08  
q 2.507388660953298 1.0073e-07 au
tp 2456562.544453182396
(2013-Sep-27.04445318)
0.00023662 TDB
node 159.4998550525402 4.9348e-05 deg
peri 74.02534853401335 7.324e-05 deg
i 4.644487969193705 6.1689e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      286  
   data-arc span      5733 days (15.70 yr)  
   first obs. used      2004-02-16  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54744  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 00:00:20  

Additional Information
 Jupiter MOID = 2.14316 au 
 T_jup = 3.372 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.349999862081032E-15 -3.592358729230856E-15 -1.619058697078823E-12 -5.548800582914102E-17 -3.824651861580681E-13 1.024642541706613E-15
q -3.592358729230856E-15 1.014634538064775E-14 6.473131125242964E-12 -3.37168513023548E-15 1.5431991083658E-12 -2.134732450249674E-15
tp -1.619058697078823E-12 6.473131125242964E-12 5.598703003357253E-8 -6.170186659552339E-11 1.281232113369872E-8 -6.168923757068502E-12
node -5.548800582914102E-17 -3.37168513023548E-15 -6.170186659552339E-11 2.435182049893252E-9 -2.440992132235655E-9 -6.888240716197046E-12
peri -3.824651861580681E-13 1.5431991083658E-12 1.281232113369872E-8 -2.440992132235655E-9 5.364054932392805E-9 5.497943565186636E-12
i 1.024642541706613E-15 -2.134732450249674E-15 -6.168923757068502E-12 -6.888240716197046E-12 5.497943565186636E-12 3.805518112139219E-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 16.5   n/a MPO413071  

215736 (2004 DX39)          Discovered 2004-Feb-16 by Spacewatch at Kitt Peak
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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