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100506 (1997 AG9)
Classification: Main-belt Asteroid          SPK-ID: 2100506
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1140487726816579 4.2304e-08  
a 3.01804481431884 2.3908e-08 au
q 2.673840507347534 1.2957e-07 au
i 8.445278004762301 6.1529e-06 deg
node 304.5425044323823 3.0496e-05 deg
peri 119.7648010303828 4.2112e-05 deg
M 227.0593637300194 3.2327e-05 deg
tp 2459707.699924247871
(2022-May-08.19992425)
0.0001768 TDB
period 1915.080143081299
5.24
2.2756e-05
6.23e-08
d
yr
n .1879816890695615 2.2337e-09 deg/d
Q 3.362249121290145 2.6635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      8592 days (23.52 yr)  
   first obs. used      1997-01-02  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 09:03:19  

Additional Information
 Earth MOID = 1.70013 au 
 Jupiter MOID = 1.9286 au 
 T_jup = 3.221 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.5   n/a MPO436468  

100506 (1997 AG9)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1997 AG9 = 2000 SJ282 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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