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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 2456800.5 (2014-May-23.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05783298984897586 8.8671e-08  
a 2.989843721994187 5.1118e-08 AU
q 2.816932120370073 2.7154e-07 AU
i 9.2874285540682 9.4776e-06 deg
node 271.5689597923649 5.8312e-05 deg
peri 97.16460080999273 0.00010491 deg
M 92.32485548836618 8.5335e-05 deg
tp 2456316.230301515560
(2013-Jan-23.73030152)
0.00044704 JED
period 1888.300723918995
5.17
4.8427e-05
1.326e-07
d
yr
n .1906475994209508 4.8893e-09 deg/d
Q 3.162755323618301 5.4074e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      459  
   data-arc span      5622 days (15.39 yr)  
   first obs. used      1998-10-28  
   last obs. used      2014-03-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56188  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Apr-17 15:21:49  

Additional Information
 Earth MOID = 1.83455 AU 
 T_jup = 3.234 
[ 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 13.8 mag n/a MPO250861  

74413 (1999 AW8)          Discovered 1999-Jan-06 by BAO Schmidt CCD Asteroid Program at Xinglong (327)
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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