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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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05783299415421839 7.8632e-08  
a 2.989843712430387 4.8453e-08 AU
q 2.816932098487374 2.3936e-07 AU
i 9.287422214012926 8.67e-06 deg
node 271.5689779955172 5.2154e-05 deg
peri 97.16453673115052 9.3771e-05 deg
M 92.32489884925982 7.6324e-05 deg
tp 2456316.230076399138
(2013-Jan-23.73007640)
0.00040017 JED
period 1888.300714858656
5.17
4.5902e-05
1.257e-07
d
yr
n .1906476003357054 4.6344e-09 deg/d
Q 3.162755326373401 5.1255e-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      .53799  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Jun-10 13:53:17  

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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