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115303 (2003 SM207)
Classification: Main-belt Asteroid          SPK-ID: 2115303
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1552899015101956 4.3947e-08  
a 2.4085521813955 9.568e-09 au
q 2.034528350364426 1.0579e-07 au
i 2.635650939926361 5.877e-06 deg
node 192.0295592506855 7.2283e-05 deg
peri 215.0997611471639 7.3941e-05 deg
M 197.5006601638631 1.5452e-05 deg
tp 2459816.785027414513
(2022-Aug-25.28502741)
5.9944e-05 TDB
period 1365.313915077743
3.74
8.1356e-06
2.227e-08
d
yr
n .2636756250883893 1.5712e-09 deg/d
Q 2.782576012426574 1.1054e-08 au
  Orbit Determination Parameters
   # obs. used (total)      675  
   data-arc span      9524 days (26.08 yr)  
   first obs. used      1994-04-19  
   last obs. used      2020-05-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55765  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:57  

Additional Information
 Earth MOID = 1.04391 au 
 Jupiter MOID = 2.59167 au 
 T_jup = 3.503 
[ show covariance matrix ]

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 16.13   n/a E2021B55  

115303 (2003 SM207)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 SM207 = 1994 HD1 = 1999 RJ12 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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