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332058 (2005 SM12)
Classification: Main-belt Asteroid          SPK-ID: 2332058
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1154345274001408 5.1495e-08  
a 2.402616475580744 1.9279e-08 au
q 2.125271578198288 1.3172e-07 au
i 6.394491433534211 6.0307e-06 deg
node 238.9835169967931 4.0483e-05 deg
peri 116.360082300351 4.7906e-05 deg
M 351.3195826921623 2.8858e-05 deg
tp 2459033.299196645143
(2020-Jul-02.79919665)
0.00010927 TDB
period 1360.26994711305
3.72
1.6372e-05
4.482e-08
d
yr
n .2646533511705093 3.1854e-09 deg/d
Q 2.679961372963199 2.1504e-08 au
  Orbit Determination Parameters
   # obs. used (total)      432  
   data-arc span      5435 days (14.88 yr)  
   first obs. used      2005-09-12  
   last obs. used      2020-07-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .596  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 21:12:14  

Additional Information
 Earth MOID = 1.13044 au 
 Jupiter MOID = 2.74618 au 
 T_jup = 3.507 
[ 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 16.1   n/a MPO281621  

332058 (2005 SM12)          Discovered 2005-Sep-23 by CSS at Catalina
Reference: 20120703/Numbers.arcLast Updated: 2012-07-09

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