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8300 Iga (1994 AO2)
Classification: Main-belt Asteroid          SPK-ID: 2008300
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .168029449635634 4.052e-08  
a 2.616546406331791 1.1641e-08 au
q 2.176889553729765 1.0494e-07 au
i 11.27845151390708 4.2387e-06 deg
node 307.5055561701701 2.192e-05 deg
peri 112.1379399229694 2.5561e-05 deg
M 219.0654008785394 1.301e-05 deg
tp 2460001.710164111196
(2023-Feb-26.21016411)
5.7502e-05 TDB
period 1545.934500386669
4.23
1.0316e-05
2.824e-08
d
yr
n .232868856934079 1.554e-09 deg/d
Q 3.056203258933818 1.3597e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      23527 days (64.41 yr)  
   first obs. used      1955-12-12  
   last obs. used      2020-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50294  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 12:26:12  

Additional Information
 Earth MOID = 1.21858 au 
 Jupiter MOID = 2.31308 au 
 T_jup = 3.360 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457107.5 (2015-Mar-26.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1667482257189952 4.0394e-08  
q 2.181663523566992 1.0435e-07 au
tp 2456911.472699988031
(2014-Sep-10.97269999)
5.3015e-05 TDB
node 307.5673223588116 2.1889e-05 deg
peri 112.6476662840712 2.5599e-05 deg
i 11.28427243355143 4.2403e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1207  
   data-arc span      23527 days (64.41 yr)  
   first obs. used      1955-12-12  
   last obs. used      2020-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50294  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 12:26:12  

Additional Information
 Jupiter MOID = 2.31308 au 
 T_jup = 3.360 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.631677603047888E-15 -4.196812147837055E-15 -1.067329742734283E-13 -1.670584409087842E-14 -5.781776675786353E-14 -2.8401904658854E-15
q -4.196812147837055E-15 1.088846855337913E-14 2.959517092623803E-13 4.363264190415405E-14 1.548988304975673E-13 7.392597328540621E-15
tp -1.067329742734283E-13 2.959517092623803E-13 2.810615913150511E-9 -1.912866395102257E-12 7.215672687531544E-10 -3.296767038962975E-12
node -1.670584409087842E-14 4.363264190415405E-14 -1.912866395102257E-12 4.791225234147923E-10 -4.695787215642516E-10 -7.692826941618415E-13
peri -5.781776675786353E-14 1.548988304975673E-13 7.215672687531544E-10 -4.695787215642516E-10 6.553162488470613E-10 2.875481293686606E-14
i -2.8401904658854E-15 7.392597328540621E-15 -3.296767038962975E-12 -7.692826941618415E-13 2.875481293686606E-14 1.798043164970528E-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 14.41   n/a MPCxxxxx  

8300 Iga           Discovered 1994 Jan. 9 by T. Kobayashi at Oizumi.
Yuichi Iga (b. 1955) is a specialist in molecular graphics and medical imaging. As an amateur astronomer, he has been energetically observing Jupiter since 1971. Currently he is secretary of the Jupiter-Saturn Section of the Oriental Astronomical Association.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20031110/MPCPages.arcLast Updated: 2003-11-12

Alternate Designations
 1994 AO2 = 1992 OG6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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