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213341 (2001 SR245)
Classification: Main-belt Asteroid          SPK-ID: 2213341
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1432187846128483 7.0019e-08  
a 2.977061686854402 2.6661e-08 au
q 2.550690530345638 2.217e-07 au
i 12.5775593079229 6.4783e-06 deg
node 27.85128792567816 2.1918e-05 deg
peri 341.0951639008471 2.8963e-05 deg
M 279.3267017949514 2.2202e-05 deg
tp 2459620.943351486588
(2022-Feb-10.44335149)
0.00011986 TDB
period 1876.204517515306
5.14
2.5203e-05
6.9e-08
d
yr
n .1918767365919974 2.5775e-09 deg/d
Q 3.403432843363165 3.0479e-08 au
  Orbit Determination Parameters
   # obs. used (total)      336  
   data-arc span      7732 days (21.17 yr)  
   first obs. used      1999-04-14  
   last obs. used      2020-06-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .61802  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:42:19  

Additional Information
 Earth MOID = 1.55306 au 
 Jupiter MOID = 2.06662 au 
 T_jup = 3.209 
[ 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 15.55   n/a E2021B55  

213341 (2001 SR245)          Discovered 2001-Sep-19 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

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