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74413 (1999 AW8)
Classification: Main-belt Asteroid          SPK-ID: 2074413
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06125742559210476 4.0083e-08  
a 2.985899275077633 2.0954e-08 au
q 2.802990772409045 1.1834e-07 au
i 9.274947657928285 4.0538e-06 deg
node 271.4129855420694 2.7715e-05 deg
peri 96.94382340630901 4.4145e-05 deg
M 152.6268794628616 3.4299e-05 deg
tp 2458201.513059015846
(2018-Mar-24.01305902)
0.00017933 TDB
period 1884.565155014423
5.16
1.9838e-05
5.431e-08
d
yr
n .1910254994591815 2.0108e-09 deg/d
Q 3.16880777774622 2.2238e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   data-arc span      7843 days (21.47 yr)  
   first obs. used      1998-10-28  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51204  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:04:44  

Additional Information
 Earth MOID = 1.82191 au 
 Jupiter MOID = 2.18409 au 
 T_jup = 3.235 
[ 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 13.9   n/a MPO324953  

74413 (1999 AW8)          Discovered 1999-Jan-06 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 AW8 = 2002 PK41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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