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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1208770225498672 2.9928e-08  
a 2.205452220889164 6.2663e-09 au
q 1.93886372305209 6.7978e-08 au
i 7.162073790522005 2.8786e-06 deg
node 106.4165275103995 2.6318e-05 deg
peri 304.7823887080269 2.9666e-05 deg
M 352.9742549936179 1.2837e-05 deg
tp 2459223.847199262334
(2021-Jan-09.34719926)
4.2654e-05 TDB
period 1196.313234654159
3.28
5.0986e-06
1.396e-08
d
yr
n .3009245317795652 1.2825e-09 deg/d
Q 2.472040718726238 7.0238e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1439  
   data-arc span      15911 days (43.56 yr)  
   first obs. used      1977-07-21  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50756  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:31:01  

Additional Information
 Earth MOID = .959671 au 
 Jupiter MOID = 2.83912 au 
 T_jup = 3.642 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457670.5 (2016-Oct-09.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218886759684414 3.0041e-08  
q 1.936598007196971 6.83e-08 au
tp 2458026.125976538797
(2017-Sep-29.62597654)
4.2471e-05 TDB
node 106.4398568181776 2.6339e-05 deg
peri 304.4690606306105 2.9597e-05 deg
i 7.159732618908943 2.8776e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1439  
   data-arc span      15911 days (43.56 yr)  
   first obs. used      1977-07-21  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50756  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:31:01  

Additional Information
 Jupiter MOID = 2.83912 au 
 T_jup = 3.642 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.024705568730788E-16 -2.045847982721624E-15 -1.895202894657467E-13 8.228213238607368E-15 -6.976662351368002E-14 -2.560455068634675E-15
q -2.045847982721624E-15 4.664926623343063E-15 3.846889737556927E-13 -1.833034040565874E-14 1.411109436803491E-13 5.854507781122191E-15
tp -1.895202894657467E-13 3.846889737556927E-13 1.80376585968685E-9 2.347058168346661E-12 5.824226230006403E-10 1.653242920437698E-12
node 8.228213238607368E-15 -1.833034040565874E-14 2.347058168346661E-12 6.937595242248932E-10 -6.874637029212958E-10 -1.845616580111484E-12
peri -6.976662351368002E-14 1.411109436803491E-13 5.824226230006403E-10 -6.874637029212958E-10 8.759949285581091E-10 2.367692885422104E-12
i -2.560455068634675E-15 5.854507781122191E-15 1.653242920437698E-12 -1.845616580111484E-12 2.367692885422104E-12 8.280621127339763E-12

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 15.75   n/a MPCxxxxx  

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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