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80550 (2000 AK89)
Classification: Main-belt Asteroid          SPK-ID: 2080550
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09680744065821299 3.6482e-08  
a 2.248513208296086 8.5491e-09 au
q 2.030840399314755 8.1303e-08 au
i 5.619507016578562 3.9172e-06 deg
node 282.4273796234781 4.6807e-05 deg
peri 111.9075821565913 5.3534e-05 deg
M 92.05584851451668 2.6563e-05 deg
tp 2458685.587082018824
(2019-Jul-21.08708202)
9.0257e-05 TDB
period 1231.520346644199
3.37
7.0236e-06
1.923e-08
d
yr
n .2923216014911757 1.6672e-09 deg/d
Q 2.466186017277417 9.3767e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1100  
   data-arc span      7838 days (21.46 yr)  
   first obs. used      1998-08-17  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50868  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 19:00:46  

Additional Information
 Earth MOID = 1.04552 au 
 Jupiter MOID = 2.87504 au 
 T_jup = 3.616 
[ 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 15.3   n/a MPO453228  
diameter diameter 2.134 km 0.663 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.388   0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80550 (2000 AK89)          Discovered 2000-Jan-05 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

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