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74413 (1999 AW8)
Classification: Main-belt Asteroid          SPK-ID: 2074413
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06035818136684591 7.3916e-08  
a 2.985340125149764 4.19e-08 au
q 2.805150424434252 2.2295e-07 au
i 9.274868445659457 6.5937e-06 deg
node 271.428329212767 4.8357e-05 deg
peri 97.47155728508534 7.6901e-05 deg
M 244.7239896681489 6.3776e-05 deg
tp 2458203.789255578787
(2018-Mar-26.28925558)
0.00033958 JED
period 1884.03581441745
5.16
3.9664e-05
1.086e-07
d
yr
n .1910791701756016 4.0227e-09 deg/d
Q 3.165529825865276 4.4429e-08 au
  Orbit Determination Parameters
   # obs. used (total)      545  
   data-arc span      6376 days (17.46 yr)  
   first obs. used      1998-10-28  
   last obs. used      2016-04-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5537  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Apr-25 15:14:28  

Additional Information
 Earth MOID = 1.82307 au 
 Jupiter MOID = 2.17821 au 
 T_jup = 3.235 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9 mag 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 | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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