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215607 (2003 SD38)
Classification: Main-belt Asteroid          SPK-ID: 2215607
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .264000249088612 6.4176e-08  
a 3.077785568268327 1.8981e-08 au
q 2.265249411604153 1.99e-07 au
i 16.11192470128701 1.021e-05 deg
node 313.4678258668843 2.1699e-05 deg
peri 73.00793753417507 3.1562e-05 deg
M 16.1443978154093 1.904e-05 deg
tp 2458912.054586847603
(2020-Mar-03.55458685)
0.00010421 TDB
period 1972.222754847654
5.40
1.8244e-05
4.995e-08
d
yr
n .1825351619715029 1.6886e-09 deg/d
Q 3.8903217249325 2.3992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      9780 days (26.78 yr)  
   first obs. used      1994-01-14  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60798  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:40:58  

Additional Information
 Earth MOID = 1.32807 au 
 Jupiter MOID = 1.98195 au 
 T_jup = 3.116 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457304.5 (2015-Oct-09.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2628380619680312 6.7254e-08  
q 2.269694803797059 2.1089e-07 au
tp 2456928.247045973346
(2014-Sep-27.74704597)
0.0001028 TDB
node 314.2359194039961 2.1425e-05 deg
peri 71.04698664066207 3.1607e-05 deg
i 16.18118007025502 1.0236e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      231  
   data-arc span      9780 days (26.78 yr)  
   first obs. used      1994-01-14  
   last obs. used      2020-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60798  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 03:40:58  

Additional Information
 Jupiter MOID = 1.98195 au 
 T_jup = 3.116 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.523052556598187E-15 -1.415274400833157E-14 -4.59997900187261E-12 1.391907774559441E-14 -1.053840203452661E-12 -7.160396026177577E-15
q -1.415274400833157E-14 4.4473388513252E-14 1.453676017483076E-11 -4.687535099957187E-14 3.335638838510254E-12 2.696738031261643E-14
tp -4.59997900187261E-12 1.453676017483076E-11 1.056858163801299E-8 -3.448997644594153E-11 2.419918604462228E-9 3.273354189744332E-11
node 1.391907774559441E-14 -4.687535099957187E-14 -3.448997644594153E-11 4.590490918494724E-10 -4.477051459680309E-10 7.240933715594611E-11
peri -1.053840203452661E-12 3.335638838510254E-12 2.419918604462228E-9 -4.477051459680309E-10 9.990261593504759E-10 -6.500897770389507E-11
i -7.160396026177577E-15 2.696738031261643E-14 3.273354189744332E-11 7.240933715594611E-11 -6.500897770389507E-11 1.047830476638369E-10

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 15.6   n/a MPO494187  

215607 (2003 SD38)          Discovered 2003-Sep-16 by NEAT at Palomar
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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