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213327 (2001 SM138)
Classification: Main-belt Asteroid          SPK-ID: 2213327
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1383790919484757 1.4873e-07  
a 2.888688427521357 3.2947e-08 au
q 2.488954345998882 4.1878e-07 au
i 10.68128885701018 1.4009e-05 deg
node 190.4351719686951 3.798e-05 deg
peri 167.9300226355585 5.4984e-05 deg
M 337.6924396926663 4.6573e-05 deg
tp 2459311.621745386080
(2021-Apr-07.12174539)
0.00023331 TDB
period 1793.285674804944
4.91
3.068e-05
8.4e-08
d
yr
n .2007488294017389 3.4345e-09 deg/d
Q 3.288422509043833 3.7506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      192  
   data-arc span      6442 days (17.64 yr)  
   first obs. used      2001-09-16  
   last obs. used      2019-05-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .64908  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:15  

Additional Information
 Earth MOID = 1.48524 au 
 Jupiter MOID = 2.1817 au 
 T_jup = 3.252 
[ 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 16.06   n/a MPCxxxxx  

213327 (2001 SM138)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2001 SM138 = 2006 RZ98 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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