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85425 (1997 AM3)
Classification: Main-belt Asteroid          SPK-ID: 2085425
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1130008463461513 3.4025e-08  
a 2.369406973727506 8.871e-09 au
q 2.101661980357824 8.0218e-08 au
i 5.057140144566013 4.2564e-06 deg
node 109.4623662550696 4.2657e-05 deg
peri 83.4927029639738 4.6771e-05 deg
M 83.6000850918504 1.9729e-05 deg
tp 2458691.141438861807
(2019-Jul-26.64143886)
7.2398e-05 TDB
period 1332.164696810888
3.65
7.4814e-06
2.048e-08
d
yr
n .2702368564951583 1.5176e-09 deg/d
Q 2.637151967097187 9.8735e-09 au
  Orbit Determination Parameters
   # obs. used (total)      867  
   data-arc span      8622 days (23.61 yr)  
   first obs. used      1996-12-20  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50589  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:55:56  

Additional Information
 Earth MOID = 1.10839 au 
 Jupiter MOID = 2.32941 au 
 T_jup = 3.532 
[ 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 15.8   n/a MPO432398  

85425 (1997 AM3)          Discovered 1997-Jan-03 by Spacewatch at Kitt Peak
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

[ show close-approach data ]
Alternate Designations
 1997 AM3 = 2001 FD63 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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