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308409 (2005 SY93)
Classification: Main-belt Asteroid          SPK-ID: 2308409
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08893149259378888 9.4526e-08  
a 3.180124942337246 5.2997e-08 au
q 2.897311684580458 3.2237e-07 au
i 1.609445835637435 9.6268e-06 deg
node 202.188097755144 0.00020906 deg
peri 178.2985257395148 0.00021347 deg
M 217.8989421615906 4.9937e-05 deg
tp 2459818.135071405983
(2022-Aug-26.63507141)
0.00030165 TDB
period 2071.403479915494
5.67
5.178e-05
1.418e-07
d
yr
n .1737952086547072 4.3445e-09 deg/d
Q 3.462938200094035 5.771e-08 au
  Orbit Determination Parameters
   # obs. used (total)      171  
   data-arc span      6197 days (16.97 yr)  
   first obs. used      2003-05-10  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57138  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 20:12:17  

Additional Information
 Earth MOID = 1.89975 au 
 Jupiter MOID = 1.98508 au 
 T_jup = 3.193 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.1   n/a MPO471234  

308409 (2005 SY93)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: 20111210/Numbers.arcLast Updated: 2011-12-12
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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