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344684 (2003 SY270)
Classification: Main-belt Asteroid          SPK-ID: 2344684
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043417595533583 6.8717e-08  
a 2.638488650145181 1.9697e-08 au
q 2.09933523681295 1.8084e-07 au
i 5.037083724547721 9.3085e-06 deg
node 66.73650740831856 8.0847e-05 deg
peri 275.2227500137452 8.4864e-05 deg
M 338.3883075493487 2.7013e-05 deg
tp 2459094.476128633844
(2020-Sep-01.97612863)
0.00011805 TDB
period 1565.421421086548
4.29
1.753e-05
4.799e-08
d
yr
n .2299700228645948 2.5752e-09 deg/d
Q 3.177642063477413 2.3722e-08 au
  Orbit Determination Parameters
   # obs. used (total)      131  
   data-arc span      7098 days (19.43 yr)  
   first obs. used      1999-11-17  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60829  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 23:05:26  

Additional Information
 Earth MOID = 1.09865 au 
 Jupiter MOID = 2.2454 au 
 T_jup = 3.361 
[ 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 17.3   n/a MPO397232  

344684 (2003 SY270)          Discovered 2003-Sep-25 by NEAT at Palomar
Reference: 20121128/Numbers.arcLast Updated: 2012-12-03

[ show close-approach data ]
Alternate Designations
 2003 SY270 = 1999 WZ21 = 2003 SL314 = 2003 SS213 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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