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213331 (2001 SG146)
Classification: Main-belt Asteroid          SPK-ID: 2213331
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06879079084836745 4.2513e-08  
a 2.885578608670265 2.116e-08 au
q 2.687077374124705 1.3004e-07 au
i 8.147930532675899 4.205e-06 deg
node 204.9907836920837 3.1716e-05 deg
peri 208.3486164241906 4.9348e-05 deg
M 291.0333376958201 4.0719e-05 deg
tp 2459543.492401751466
(2021-Nov-24.99240175)
0.00020413 TDB
period 1790.390610552195
4.90
1.9694e-05
5.392e-08
d
yr
n .2010734405543873 2.2117e-09 deg/d
Q 3.084079843215824 2.2616e-08 au
  Orbit Determination Parameters
   # obs. used (total)      410  
   data-arc span      7018 days (19.21 yr)  
   first obs. used      2001-09-16  
   last obs. used      2020-12-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58722  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:16  

Additional Information
 Earth MOID = 1.69937 au 
 Jupiter MOID = 2.21799 au 
 T_jup = 3.274 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.81   n/a MPCxxxxx  

213331 (2001 SG146)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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