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134157 (2005 AM71)
Classification: Outer Main-belt Asteroid          SPK-ID: 2134157
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09902154496299698 5.6823e-08  
a 3.21025110905628 2.964e-08 au
q 2.892367084518352 1.812e-07 au
i 5.107349527676996 4.8252e-06 deg
node 89.39283041275664 6.8141e-05 deg
peri 142.9844851609791 7.3765e-05 deg
M 184.37768033165 3.1981e-05 deg
tp 2460225.406251759071
(2023-Oct-07.90625176)
0.0001933 TDB
period 2100.907511813028
5.75
2.9096e-05
7.966e-08
d
yr
n .1713545208324423 2.3732e-09 deg/d
Q 3.528135133594207 3.2575e-08 au
  Orbit Determination Parameters
   # obs. used (total)      367  
   data-arc span      8443 days (23.12 yr)  
   first obs. used      1997-11-02  
   last obs. used      2020-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58519  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 09:59:22  

Additional Information
 Earth MOID = 1.882 au 
 Jupiter MOID = 1.47339 au 
 T_jup = 3.178 
[ 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 15.2   n/a MPO493767  
diameter diameter 6.849 km 0.724 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

134157 (2005 AM71)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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