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186576 (2003 AL46)
Classification: Main-belt Asteroid          SPK-ID: 2186576
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1470718999913098 4.4316e-08  
a 2.601609382428862 1.3991e-08 au
q 2.218985747519831 1.1643e-07 au
i 5.025594828463054 5.4763e-06 deg
node 20.85181158814423 4.6587e-05 deg
peri 103.5004543473034 5.258e-05 deg
M 84.29717130315247 2.0422e-05 deg
tp 2458841.601153173636
(2019-Dec-24.10115317)
8.7358e-05 TDB
period 1532.715545019235
4.20
1.2364e-05
3.385e-08
d
yr
n .2348772420100184 1.8946e-09 deg/d
Q 2.984233017337893 1.6048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      452  
   data-arc span      9161 days (25.08 yr)  
   first obs. used      1995-03-23  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5636  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:51:49  

Additional Information
 Earth MOID = 1.24075 au 
 Jupiter MOID = 2.08786 au 
 T_jup = 3.393 
[ 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 16.59   n/a E2021B55  

186576 (2003 AL46)          Discovered 2003-Jan-05 by LINEAR at Socorro
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2003 AL46 = 1995 FF20 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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