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305742 (2009 CD59)
Classification: Main-belt Asteroid          SPK-ID: 2305742
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839092230408051 6.7113e-08  
a 2.687058864761337 2.372e-08 au
q 2.192883956678171 1.7576e-07 au
i 14.03530180865781 7.2018e-06 deg
node 179.6606646383238 2.3335e-05 deg
peri 17.93343857998516 2.7211e-05 deg
M 189.1141626278903 1.6563e-05 deg
tp 2459764.191167471201
(2022-Jul-03.69116747)
7.9205e-05 TDB
period 1608.844972277986
4.40
2.1303e-05
5.832e-08
d
yr
n .2237630139653984 2.9628e-09 deg/d
Q 3.181233772844502 2.8082e-08 au
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      7448 days (20.39 yr)  
   first obs. used      2000-03-11  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:51:26  

Additional Information
 Earth MOID = 1.1965 au 
 Jupiter MOID = 1.78063 au 
 T_jup = 3.307 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457300.5 (2015-Oct-05.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1834060879181342 6.7325e-08  
q 2.195294991185848 1.7642e-07 au
tp 2456546.350933722570
(2013-Sep-10.85093372)
6.5894e-05 TDB
node 179.6942535415749 2.3315e-05 deg
peri 18.09333783749679 2.7181e-05 deg
i 14.03842851513229 7.2039e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      227  
   data-arc span      7448 days (20.39 yr)  
   first obs. used      2000-03-11  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61026  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 19:51:26  

Additional Information
 Jupiter MOID = 1.78063 au 
 T_jup = 3.307 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.532643989212121E-15 -1.181045929647776E-14 4.832136749973431E-13 1.567703622949679E-14 1.685870285635119E-13 -3.503117845507453E-15
q -1.181045929647776E-14 3.112265776850791E-14 -1.28208411324396E-12 -4.2961825032283E-14 -4.147293686028781E-13 1.21879503887333E-14
tp 4.832136749973431E-13 -1.28208411324396E-12 4.342058905586933E-9 2.832422291119497E-11 9.438353028408501E-10 5.938090464900191E-12
node 1.567703622949679E-14 -4.2961825032283E-14 2.832422291119497E-11 5.435857482880782E-10 -5.209326538770334E-10 3.786494980567275E-11
peri 1.685870285635119E-13 -4.147293686028781E-13 9.438353028408501E-10 -5.209326538770334E-10 7.38793542507429E-10 -3.528154847436871E-11
i -3.503117845507453E-15 1.21879503887333E-14 5.938090464900191E-12 3.786494980567275E-11 -3.528154847436871E-11 5.189631833669798E-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 16.4   n/a MPO433970  

305742 (2009 CD59)          Discovered 2009-Feb-05 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

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