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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 ]

[ show orbit diagram ]
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 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457007.5 (2014-Dec-16.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1132530980070049 3.3963e-08  
q 2.099944875695008 8.0075e-08 au
tp 2457358.852163131152
(2015-Dec-02.35216313)
7.0002e-05 TDB
node 109.4913614868004 4.2654e-05 deg
peri 83.26522413088166 4.6765e-05 deg
i 5.057828948156568 4.2574e-06 deg
  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
 Jupiter MOID = 2.32941 au 
 T_jup = 3.532 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.153458432824588E-15 -2.706549054870993E-15 2.037743903493562E-14 -3.039856929434189E-15 -1.003759461521209E-15 -1.00015452937868E-17
q -2.706549054870993E-15 6.41205282494243E-15 9.408711320755752E-14 6.09482873273886E-15 3.691040715237088E-14 1.922340642996356E-16
tp 2.037743903493562E-14 9.408711320755752E-14 4.900249383861871E-9 -2.174663394802136E-11 1.352819182885033E-9 -9.641054904179057E-14
node -3.039856929434189E-15 6.09482873273886E-15 -2.174663394802136E-11 1.819343470237495E-9 -1.817923278195639E-9 1.663290212514609E-12
peri -1.003759461521209E-15 3.691040715237088E-14 1.352819182885033E-9 -1.817923278195639E-9 2.186961428863933E-9 -1.677706507124558E-12
i -1.00015452937868E-17 1.922340642996356E-16 -9.641054904179057E-14 1.663290212514609E-12 -1.677706507124558E-12 1.812561125740837E-11

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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