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180017 (2003 AJ2)
Classification: Main-belt Asteroid          SPK-ID: 2180017
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1635999503130355 3.3925e-08  
a 2.745700103041441 1.4143e-08 au
q 2.296503702609365 9.2734e-08 au
i 13.04026520310827 3.8879e-06 deg
node 94.35288170766717 1.6554e-05 deg
peri 354.6096920488674 2.1608e-05 deg
M 11.61613966537007 1.2291e-05 deg
tp 2459146.878692301709
(2020-Oct-24.37869230)
5.6679e-05 TDB
period 1661.79740666622
4.55
1.284e-05
3.515e-08
d
yr
n .2166329051639372 1.6738e-09 deg/d
Q 3.194896503473518 1.6457e-08 au
  Orbit Determination Parameters
   # obs. used (total)      707  
   data-arc span      7120 days (19.49 yr)  
   first obs. used      2001-09-11  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52876  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:24:48  

Additional Information
 Earth MOID = 1.31309 au 
 Jupiter MOID = 2.01967 au 
 T_jup = 3.291 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO502980  
diameter diameter 4.689 km 0.280 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.056   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180017 (2003 AJ2)          Discovered 2003-Jan-02 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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