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213881 (2003 SO249)
Classification: Main-belt Asteroid          SPK-ID: 2213881
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .151989395836426 6.3298e-08  
a 2.374490786757808 1.434e-08 au
q 2.013593366659329 1.4985e-07 au
i 4.44430813144523 6.567e-06 deg
node 26.69105373593835 4.9572e-05 deg
peri 340.1969301818811 5.1421e-05 deg
M 261.8457191387315 1.7217e-05 deg
tp 2459564.885347355044
(2021-Dec-16.38534736)
6.629e-05 TDB
period 1336.454445967812
3.66
1.2106e-05
3.314e-08
d
yr
n .2693694507030511 2.4401e-09 deg/d
Q 2.735388206856287 1.6519e-08 au
  Orbit Determination Parameters
   # obs. used (total)      375  
   data-arc span      6094 days (16.68 yr)  
   first obs. used      2003-09-19  
   last obs. used      2020-05-26  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50053  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:44:28  

Additional Information
 Earth MOID = 1.01155 au 
 Jupiter MOID = 2.72535 au 
 T_jup = 3.523 
[ 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 16.79   n/a E2021B55  

213881 (2003 SO249)          Discovered 2003-Sep-26 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ show close-approach data ]
Alternate Designations
 2003 SO249 = 2003 UD261 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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