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180207 (2003 SH305)
Classification: Main-belt Asteroid          SPK-ID: 2180207
[ 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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1445553586472899 5.125e-08  
a 2.24325317410946 1.0051e-08 au
q 1.918978906989396 1.1365e-07 au
i 6.85022589871702 4.8923e-06 deg
node 336.3726017417002 3.5788e-05 deg
peri 12.66999766770995 3.8663e-05 deg
M 68.2742947368274 1.7283e-05 deg
tp 2458967.760238393774
(2020-Apr-28.26023839)		 5.8114e-05 TDB
period 1227.2014599522
3.36		 8.2481e-06
2.258e-08		 d
yr
n .2933503680919855 1.9716e-09 deg/d
Q 2.567527441229524 1.1504e-08 au
   Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      6329 days (17.33 yr)  
   first obs. used      2003-09-17  
   last obs. used      2021-01-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58804  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:42:52  

Additional Information
 Earth MOID = .911058 au 
 Jupiter MOID = 2.83689 au 
 T_jup = 3.610 
[ 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 17.0   n/a MPO436891  

180207 (2003 SH305)          Discovered 2003-Sep-17 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

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