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115291 (2003 SA198)
Classification: Main-belt Asteroid          SPK-ID: 2115291
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01510191043008552 4.6558e-08  
a 2.756829451097202 1.6505e-08 au
q 2.71519605965571 1.3068e-07 au
i 6.922967779330492 4.2166e-06 deg
node 156.5651270989225 4.0934e-05 deg
peri 265.5883468115649 0.00015668 deg
M 222.8087463273063 0.00015306 deg
tp 2459837.643417103855
(2022-Sep-15.14341710)
0.00071306 TDB
period 1671.911466780636
4.58
1.5015e-05
4.111e-08
d
yr
n .2153224062116167 1.9337e-09 deg/d
Q 2.798462842538694 1.6755e-08 au
  Orbit Determination Parameters
   # obs. used (total)      528  
   data-arc span      8018 days (21.95 yr)  
   first obs. used      1998-07-26  
   last obs. used      2020-07-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60444  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:42:54  

Additional Information
 Earth MOID = 1.73257 au 
 Jupiter MOID = 2.22447 au 
 T_jup = 3.332 
[ 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 15.65   n/a E2021B55  

115291 (2003 SA198)          Discovered 2003-Sep-21 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2003 SA198 = 1998 OG11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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