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120034 (2003 AK71)
Classification: Main-belt Asteroid          SPK-ID: 2120034
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2065228853868112 4.4741e-08  
a 2.596542173376701 1.5119e-08 au
q 2.060296791702403 1.1466e-07 au
i 3.044484545123525 4.5394e-06 deg
node 240.5627301820173 0.00013788 deg
peri 42.29227011049377 0.00013878 deg
M 269.092347951601 1.6894e-05 deg
tp 2459386.413026461396
(2021-Jun-20.91302646)
7.2529e-05 TDB
period 1528.239772952638
4.18
1.3348e-05
3.654e-08
d
yr
n .2355651294851863 2.0574e-09 deg/d
Q 3.132787555051 1.8241e-08 au
  Orbit Determination Parameters
   # obs. used (total)      522  
   data-arc span      7237 days (19.81 yr)  
   first obs. used      2000-06-24  
   last obs. used      2020-04-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57817  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 20:33:51  

Additional Information
 Earth MOID = 1.04509 au 
 Jupiter MOID = 2.0234 au 
 T_jup = 3.384 
[ 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 16.0   n/a MPO280587  

120034 (2003 AK71)          Discovered 2003-Jan-10 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 2003 AK71 = 2001 WE64 = 2004 JR17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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