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JPL Small-Body Database Browser
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215552 (2003 AJ18)
Classification: Main-belt Asteroid          SPK-ID: 2215552
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .30043982074882 4.2312e-08  
a 2.767501657716324 2.1968e-08 au
q 1.93603395574997 1.1964e-07 au
i 10.64009916008454 5.1559e-06 deg
node 62.63520068284823 4.95e-05 deg
peri 355.8527858907107 5.3192e-05 deg
M 232.227374657997 2.1592e-05 deg
tp 2459197.350523281916
(2020-Dec-13.85052328)
0.0001053 TDB
period 1681.62928331767
4.60
2.0023e-05
5.482e-08
d
yr
n .2140780988838155 2.549e-09 deg/d
Q 3.598969359682678 2.8568e-08 au
  Orbit Determination Parameters
   # obs. used (total)      269  
   data-arc span      7525 days (20.60 yr)  
   first obs. used      1997-10-29  
   last obs. used      2018-06-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .65304  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 07:49:20  

Additional Information
 Earth MOID = .948346 au 
 Jupiter MOID = 1.76684 au 
 T_jup = 3.247 
[ 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 15.8   n/a MPO450016  

215552 (2003 AJ18)          Discovered 2003-Jan-05 by LONEOS at Anderson Mesa
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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