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79745 (1998 SY147)
Classification: Main-belt Asteroid          SPK-ID: 2079745
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1426006995455958 4.6309e-08  
a 2.364082559468608 1.1162e-08 au
q 2.026962732704841 1.1252e-07 au
i 6.335056931208007 4.5979e-06 deg
node 191.7918137610697 3.6497e-05 deg
peri 176.0642486183437 3.9404e-05 deg
M 357.0751695365144 1.6774e-05 deg
tp 2459011.286749225125
(2020-Jun-10.78674923)
6.19e-05 TDB
period 1327.676858376671
3.63
9.4031e-06
2.574e-08
d
yr
n .2711503162299344 1.9204e-09 deg/d
Q 2.701202386232374 1.2754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      692  
   data-arc span      7638 days (20.91 yr)  
   first obs. used      1998-09-20  
   last obs. used      2019-08-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59048  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 02:49:03  

Additional Information
 Earth MOID = 1.026 au 
 Jupiter MOID = 2.76307 au 
 T_jup = 3.527 
[ 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 15.8   n/a MPO436338  

79745 (1998 SY147)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1998 SY147 = 2003 AG11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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