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243403 (2009 AP48)
Classification: Main-belt Asteroid          SPK-ID: 2243403
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05235393599058882 5.6731e-08  
a 3.089942301556718 3.6886e-08 au
q 2.928171660086405 1.7497e-07 au
i 7.785366419770721 6.0143e-06 deg
node 247.3400991987054 6.052e-05 deg
peri 194.8970233624572 0.00010502 deg
M 65.7203074827022 8.3351e-05 deg
tp 2458638.322832684509
(2019-Jun-03.82283268)
0.0004595 TDB
period 1983.919205915068
5.43
3.5525e-05
9.726e-08
d
yr
n .1814590024264384 3.2493e-09 deg/d
Q 3.251712943027032 3.8818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      174  
   data-arc span      6683 days (18.30 yr)  
   first obs. used      2001-10-15  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59784  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 09:20:21  

Additional Information
 Earth MOID = 1.94456 au 
 Jupiter MOID = 1.96091 au 
 T_jup = 3.209 
[ 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 MPO418301  
diameter diameter 3.983 km 0.591 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.054   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243403 (2009 AP48)          Discovered 2009-Jan-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20100626/Numbers.arcLast Updated: 2010-06-28

[ show close-approach data ]
Alternate Designations
 2009 AP48 = 2002 WL5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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