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216961 (2000 AW195)
Classification: Main-belt Asteroid          SPK-ID: 2216961
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .19533390118913 4.5033e-08  
a 2.701546278396078 2.036e-08 au
q 2.173842704593997 1.2418e-07 au
i 10.80601215911688 6.1128e-06 deg
node 156.9945025967487 2.1857e-05 deg
peri 319.2352627804993 2.6113e-05 deg
M 301.4267109908261 1.7165e-05 deg
tp 2459660.384665999884
(2022-Mar-21.88466600)
7.9126e-05 TDB
period 1621.873747692045
4.44
1.8334e-05
5.02e-08
d
yr
n .2219654893066038 2.5092e-09 deg/d
Q 3.229249852198159 2.4336e-08 au
  Orbit Determination Parameters
   # obs. used (total)      448  
   data-arc span      7616 days (20.85 yr)  
   first obs. used      2000-01-08  
   last obs. used      2020-11-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52148  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:56:58  

Additional Information
 Earth MOID = 1.20228 au 
 Jupiter MOID = 1.90016 au 
 T_jup = 3.314 
[ 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 15.86   n/a E2021B55  
diameter diameter 4.413 km 2.207 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216961 (2000 AW195)          Discovered 2000-Jan-08 by LINEAR at Socorro
Reference: 20090806/Numbers.arcLast Updated: 2009-08-09

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