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66093 (1998 SG)
Classification: Main-belt Asteroid          SPK-ID: 2066093
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1086369513655731 3.3304e-08  
a 2.75790017961387 1.4418e-08 au
q 2.458290311930053 9.2526e-08 au
i 10.36624439955064 4.5235e-06 deg
node 342.6720954021524 2.0932e-05 deg
peri 261.175687153617 2.9638e-05 deg
M 47.20375239017823 2.1266e-05 deg
tp 2458981.148673866035
(2020-May-11.64867387)
9.8768e-05 TDB
period 1672.885595100661
4.58
1.3119e-05
3.592e-08
d
yr
n .2151970230685967 1.6876e-09 deg/d
Q 3.057510047297687 1.5984e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1402  
   data-arc span      8035 days (22.00 yr)  
   first obs. used      1998-08-23  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4838  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:26  

Additional Information
 Earth MOID = 1.4712 au 
 Jupiter MOID = 2.05514 au 
 T_jup = 3.311 
[ 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 14.02   n/a E2021B10  

66093 (1998 SG)          Discovered 1998-Sep-16 by Spacewatch at Kitt Peak
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 SG = 1999 XG183 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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