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215296 (2001 SY25)
Classification: Main-belt Asteroid          SPK-ID: 2215296
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089489707539515 5.4929e-08  
a 2.771220361716185 2.1979e-08 au
q 2.469298755574814 1.5871e-07 au
i 3.903922610838674 5.9911e-06 deg
node 167.6895275230812 7.2124e-05 deg
peri 196.3546038130783 7.6565e-05 deg
M 19.78212559087948 2.5493e-05 deg
tp 2458907.907571921589
(2020-Feb-28.40757192)
0.00011896 TDB
period 1685.019840516838
4.61
2.0046e-05
5.488e-08
d
yr
n .213647335980079 2.5417e-09 deg/d
Q 3.073141967857557 2.4373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      209  
   data-arc span      7534 days (20.63 yr)  
   first obs. used      1999-03-10  
   last obs. used      2019-10-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58811  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:58:09  

Additional Information
 Earth MOID = 1.46716 au 
 Jupiter MOID = 2.37885 au 
 T_jup = 3.325 
[ 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 16.5   n/a MPO440135  

215296 (2001 SY25)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

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