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469692 (2005 AY44)
Classification: Main-belt Asteroid          SPK-ID: 2469692
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 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2965063242135255 7.1993e-08  
a 2.614697294240775 4.2931e-08 au
q 1.839423010594392 2.0913e-07 au
i 5.008357106562467 5.5289e-06 deg
node 92.9861280240539 0.00010593 deg
peri 335.1298418606445 0.00011103 deg
M 263.0923823661757 4.301e-05 deg
tp 2459416.205690358724
(2021-Jul-20.70569036)
0.00019396 TDB
period 1544.296023194217
4.23
3.8034e-05
1.041e-07
d
yr
n .2331159276415005 5.7414e-09 deg/d
Q 3.389971577887159 5.5661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      167  
   data-arc span      5247 days (14.37 yr)  
   first obs. used      2005-01-15  
   last obs. used      2019-05-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52989  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:02:38  

Additional Information
 Earth MOID = .855063 au 
 Jupiter MOID = 1.93374 au 
 T_jup = 3.339 
[ 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 17.0   n/a MPO437770  

469692 (2005 AY44)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2016-08-22

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