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150902 (2001 SW323)
Classification: Main-belt Asteroid          SPK-ID: 2150902
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1859003905350357 7.9051e-08  
a 2.55508808411946 1.9215e-08 au
q 2.080096211430237 2.1076e-07 au
i 9.093788940120678 5.0489e-06 deg
node 274.4815167957665 4.1532e-05 deg
peri 60.51310870580173 4.2776e-05 deg
M 283.9068778444785 1.3001e-05 deg
tp 2459515.819003127012
(2021-Oct-28.31900313)
5.5991e-05 TDB
period 1491.788454858236
4.08
1.6828e-05
4.607e-08
d
yr
n .2413210792908373 2.7222e-09 deg/d
Q 3.030079956808684 2.2787e-08 au
  Orbit Determination Parameters
   # obs. used (total)      297  
   data-arc span      6837 days (18.72 yr)  
   first obs. used      2001-08-22  
   last obs. used      2020-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52495  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 19:20:32  

Additional Information
 Earth MOID = 1.08523 au 
 Jupiter MOID = 2.37364 au 
 T_jup = 3.396 
[ 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 16.47   n/a E2021B55  

150902 (2001 SW323)          Discovered 2001-Sep-25 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Alternate Designations
 2001 SW323 = 2005 SM111 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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