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173804 (2001 SM233)
Classification: Main-belt Asteroid          SPK-ID: 2173804
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08910738025903361 4.51e-08  
a 2.888595436623197 2.457e-08 au
q 2.631200264637505 1.3777e-07 au
i 3.267751279803281 5.2941e-06 deg
node 80.99835120919649 8.5622e-05 deg
peri 269.7594511071546 9.0743e-05 deg
M 314.4032228808786 3.1143e-05 deg
tp 2459227.622496988949
(2021-Jan-13.12249699)
0.00015628 TDB
period 1793.199082961787
4.91
2.2879e-05
6.264e-08
d
yr
n .200758523367855 2.5614e-09 deg/d
Q 3.14599060860889 2.6759e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7408 days (20.28 yr)  
   first obs. used      1999-03-22  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56575  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 17:09:20  

Additional Information
 Earth MOID = 1.62776 au 
 Jupiter MOID = 2.22835 au 
 T_jup = 3.283 
[ 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 15.9   n/a MPO436863  

173804 (2001 SM233)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20080122/Numbers.arcLast Updated: 2008-01-28

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