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183438 (2003 AF68)
Classification: Main-belt Asteroid          SPK-ID: 2183438
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699303813327478 4.7659e-08  
a 2.623885468625735 1.2401e-08 au
q 2.178007610368708 1.2592e-07 au
i 3.790955610570306 6.6655e-06 deg
node 154.3013927869133 6.7488e-05 deg
peri 310.4232624068752 7.2125e-05 deg
M 44.5980666906712 2.0809e-05 deg
tp 2458808.177865555385
(2019-Nov-20.67786556)
8.9828e-05 TDB
period 1552.443268007036
4.25
1.1006e-05
3.013e-08
d
yr
n .2318925318682682 1.644e-09 deg/d
Q 3.069763326882762 1.4509e-08 au
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1999-02-08  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:38:36  

Additional Information
 Earth MOID = 1.19709 au 
 Jupiter MOID = 2.07379 au 
 T_jup = 3.380 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457264.5 (2015-Aug-30.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1692152845554686 4.8167e-08  
q 2.180051481871999 1.2741e-07 au
tp 2457257.568332619676
(2015-Aug-23.06833262)
9.1576e-05 TDB
node 154.3204812188884 6.7456e-05 deg
peri 310.8898663162862 7.2093e-05 deg
i 3.790889714208064 6.6677e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      380  
   data-arc span      7743 days (21.20 yr)  
   first obs. used      1999-02-08  
   last obs. used      2020-04-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56923  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 04:38:36  

Additional Information
 Jupiter MOID = 2.07379 au 
 T_jup = 3.380 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.32007892829227E-15 -6.116791175509273E-15 1.936104756261246E-12 -3.356430613564851E-14 5.424732338246474E-13 -4.707535973932666E-15
q -6.116791175509273E-15 1.623371788319659E-14 -5.298059644800784E-12 8.746229227624421E-14 -1.482678149566878E-12 1.243893792909568E-14
tp 1.936104756261246E-12 -5.298059644800784E-12 8.386109623440014E-9 -4.570915282916137E-11 2.343509174069013E-9 -7.033434747749972E-12
node -3.356430613564851E-14 8.746229227624421E-14 -4.570915282916137E-11 4.550328024983807E-9 -4.551747994828377E-9 8.928623072094736E-12
peri 5.424732338246474E-13 -1.482678149566878E-12 2.343509174069013E-9 -4.551747994828377E-9 5.1973514331746E-9 -1.07514093561297E-11
i -4.707535973932666E-15 1.243893792909568E-14 -7.033434747749972E-12 8.928623072094736E-12 -1.07514093561297E-11 4.445775017965625E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.4   n/a MPO454262  

183438 (2003 AF68)          Discovered 2003-Jan-08 by LINEAR at Socorro
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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