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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2640001768936738 7.3116e-08  
a 3.077785573126816 2.0477e-08 au
q 2.265249637380539 2.2814e-07 au
i 16.11192113882961 1.1519e-05 deg
node 313.4678093004398 2.3814e-05 deg
peri 73.00794835431091 3.3036e-05 deg
M 16.14439779658975 2.0337e-05 deg
tp 2458912.054586741278
(2020-Mar-03.55458674)
0.00011122 TDB
period 1972.222759517581
5.40
1.9682e-05
5.389e-08
d
yr
n .182535161539287 1.8216e-09 deg/d
Q 3.890321508873092 2.5883e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1994-01-14  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:04:13  

Additional Information
 Earth MOID = 1.32807 au 
 Jupiter MOID = 1.98195 au 
 T_jup = 3.116 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456919.5 (2014-Sep-19.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2628104041758004 7.6267e-08  
q 2.268865478724487 2.4075e-07 au
tp 2456927.934972901800
(2014-Sep-27.43497290)
0.00010769 TDB
node 314.2341953150284 2.3457e-05 deg
peri 70.94275749679524 3.2987e-05 deg
i 16.18271585375767 1.1553e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      9366 days (25.64 yr)  
   first obs. used      1994-01-14  
   last obs. used      2019-09-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59918  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 04:04:13  

Additional Information
 Jupiter MOID = 1.98195 au 
 T_jup = 3.116 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.816686076445914E-15 -1.832705890580788E-14 -5.644697832634948E-12 -2.694527158149873E-14 -1.214081750803376E-12 -2.509562348411526E-14
q -1.832705890580788E-14 5.795873583173266E-14 1.797773253013314E-11 8.379058119392332E-14 3.861516926517819E-12 8.47512636609476E-14
tp -5.644697832634948E-12 1.797773253013314E-11 1.15978528474374E-8 3.733678450922222E-11 2.532897164832012E-9 5.974094575099497E-11
node -2.694527158149873E-14 8.379058119392332E-14 3.733678450922222E-11 5.502213528439543E-10 -5.204876834414475E-10 1.100368460467752E-10
peri -1.214081750803376E-12 3.861516926517819E-12 2.532897164832012E-9 -5.204876834414475E-10 1.088157067092634E-9 -9.593073088875751E-11
i -2.509562348411526E-14 8.47512636609476E-14 5.974094575099497E-11 1.100368460467752E-10 -9.593073088875751E-11 1.334678081887035E-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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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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