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58580 (1997 SW2)
Classification: Main-belt Asteroid          SPK-ID: 2058580
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .120867644469812 3.0026e-08  
a 2.20567555662503 6.3891e-09 au
q 1.939080747631121 6.8123e-08 au
i 7.162090352472087 3.0406e-06 deg
node 106.4167732563954 2.6928e-05 deg
peri 304.7073629496772 3.0363e-05 deg
M 292.8559108298069 1.3372e-05 deg
tp 2459223.659900187306
(2021-Jan-09.15990019)
4.444e-05 TDB
period 1196.494956745854
3.28
5.1988e-06
1.423e-08
d
yr
n .3008788277546138 1.3073e-09 deg/d
Q 2.472270365618939 7.1613e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1328  
   data-arc span      15816 days (43.30 yr)  
   first obs. used      1977-07-21  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51273  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 03:57:10  

Additional Information
 Earth MOID = .960658 au 
 Jupiter MOID = 2.8391 au 
 T_jup = 3.642 
[ 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 15.7   n/a MPO474466  

58580 (1997 SW2)          Discovered 1997-Sep-24 by Colombini, E. at Osservatorio S. V
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

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