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79208 (1994 AF12)
Classification: Main-belt Asteroid          SPK-ID: 2079208
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1024039032685913 4.2412e-08  
a 2.212208241085031 8.76e-09 au
q 1.985669482354979 9.3059e-08 au
i 2.869443457293364 4.0521e-06 deg
node 103.834456406925 9.9253e-05 deg
peri 123.2581561243986 0.00010179 deg
M 267.267824761139 2.4387e-05 deg
tp 2459310.074643972634
(2021-Apr-05.57464397)
8.216e-05 TDB
period 1201.814489340745
3.29
7.1385e-06
1.954e-08
d
yr
n .2995470625399749 1.7792e-09 deg/d
Q 2.438746999815082 9.6571e-09 au
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      10569 days (28.94 yr)  
   first obs. used      1991-03-09  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:02  

Additional Information
 Earth MOID = .977412 au 
 Jupiter MOID = 2.53946 au 
 T_jup = 3.648 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456420.5 (2013-May-08.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1025862711824358 4.2506e-08  
q 1.985831462441422 9.3319e-08 au
tp 2456905.894522760910
(2014-Sep-05.39452276)
7.7112e-05 TDB
node 103.8581010195041 9.9295e-05 deg
peri 122.994459286341 0.00010181 deg
i 2.868879698749929 4.0505e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      544  
   data-arc span      10569 days (28.94 yr)  
   first obs. used      1991-03-09  
   last obs. used      2020-02-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60605  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:24:02  

Additional Information
 Jupiter MOID = 2.53946 au 
 T_jup = 3.648 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.806765735770408E-15 -3.952691146726759E-15 -6.929594650147996E-13 -6.475490767651054E-15 -1.722733711930863E-13 -9.091632227545668E-16
q -3.952691146726759E-15 8.708393570378507E-15 1.700100901330114E-12 1.300340040281541E-14 4.234179169546089E-13 2.075251353593176E-15
tp -6.929594650147996E-13 1.700100901330114E-12 5.946186850240142E-9 -9.8472518445581E-12 1.755849215594072E-9 1.325306986267916E-12
node -6.475490767651054E-15 1.300340040281541E-14 -9.8472518445581E-12 9.859461917560542E-9 -9.849538057529496E-9 2.901590959420207E-11
peri -1.722733711930863E-13 4.234179169546089E-13 1.755849215594072E-9 -9.849538057529496E-9 1.03643765235038E-8 -2.861172554117244E-11
i -9.091632227545668E-16 2.075251353593176E-15 1.325306986267916E-12 2.901590959420207E-11 -2.861172554117244E-11 1.640616879027289E-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 MPO453214  

79208 (1994 AF12)          Discovered 1994-Jan-11 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1994 AF12 = 2001 FX11 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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