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357787 (2005 SX284)
Classification: Main-belt Asteroid          SPK-ID: 2357787
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05953339088388081 7.0924e-08  
a 3.005589725218742 3.9723e-08 au
q 2.826656777270718 2.2581e-07 au
i 11.75538814599283 9.1727e-06 deg
node 95.95840057442828 3.4145e-05 deg
peri 196.1027061924954 8.7451e-05 deg
M 22.72367227807771 7.8591e-05 deg
tp 2458880.365155816767
(2020-Jan-31.86515582)
0.00041518 TDB
period 1903.237442289961
5.21
3.7731e-05
1.033e-07
d
yr
n .1891513859494329 3.7499e-09 deg/d
Q 3.184522673166765 4.2088e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      7733 days (21.17 yr)  
   first obs. used      1998-05-02  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5621  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 00:32:37  

Additional Information
 Earth MOID = 1.81209 au 
 Jupiter MOID = 1.9514 au 
 T_jup = 3.217 
[ 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 16.1   n/a MPO437511  

357787 (2005 SX284)          Discovered 2005-Sep-25 by Becker, A. C. at Apache Point
Reference: 20130327/Numbers.arcLast Updated: 2013-03-29

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