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227269 (2005 SJ125)
Classification: Main-belt Asteroid          SPK-ID: 2227269
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1776601691006121 3.7937e-08  
a 2.426854833614036 8.1753e-09 au
q 1.995699393491528 9.3895e-08 au
i 1.155051309217606 5.7054e-06 deg
node 177.2089164252751 0.00018107 deg
peri 239.8539422469075 0.00018231 deg
M 333.6734180843331 1.9765e-05 deg
tp 2459301.484821296710
(2021-Mar-27.98482130)
7.6059e-05 TDB
period 1380.906028107693
3.78
6.9777e-06
1.91e-08
d
yr
n .2606984057367911 1.3173e-09 deg/d
Q 2.858010273736543 9.6277e-09 au
  Orbit Determination Parameters
   # obs. used (total)      268  
   data-arc span      7953 days (21.77 yr)  
   first obs. used      1999-01-07  
   last obs. used      2020-10-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53228  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 00:39:06  

Additional Information
 Earth MOID = 1.00724 au 
 Jupiter MOID = 2.4826 au 
 T_jup = 3.488 
[ 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 17.85   n/a E2021B55  

227269 (2005 SJ125)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

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