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78589 (2002 SY15)
Classification: Main-belt Asteroid          SPK-ID: 2078589
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05013808736099185 3.5431e-08  
a 2.587088218228485 1.667e-08 au
q 2.457376563132352 9.1117e-08 au
i 13.15199110204618 4.1789e-06 deg
node 261.91244017563 1.7244e-05 deg
peri 286.8787269455479 4.9172e-05 deg
M 273.3138623330626 4.8239e-05 deg
tp 2459366.484284118358
(2021-May-31.98428412)
0.00020435 TDB
period 1519.900941818761
4.16
1.469e-05
4.022e-08
d
yr
n .2368575412350312 2.2893e-09 deg/d
Q 2.716799873324617 1.7506e-08 au
  Orbit Determination Parameters
   # obs. used (total)      760  
   data-arc span      7811 days (21.39 yr)  
   first obs. used      1998-11-14  
   last obs. used      2020-04-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:26:18  

Additional Information
 Earth MOID = 1.48625 au 
 Jupiter MOID = 2.37007 au 
 T_jup = 3.383 
[ 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 15.1   n/a MPO449494  

78589 (2002 SY15)          Discovered 2002-Sep-27 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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