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382974 (2005 AN40)
Classification: Main-belt Asteroid          SPK-ID: 2382974
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1619212153584201 8.2094e-08  
a 2.708302008402002 3.4916e-08 au
q 2.269770455643899 2.1317e-07 au
i 11.13107045371279 8.8501e-06 deg
node 316.6692513585399 3.233e-05 deg
peri 165.230049195382 4.0305e-05 deg
M 161.0499406000918 2.8239e-05 deg
tp 2458272.213712781633
(2018-Jun-02.71371278)
0.00011837 TDB
period 1627.961254885818
4.46
3.1482e-05
8.619e-08
d
yr
n .2211354839800838 4.2764e-09 deg/d
Q 3.146833561160105 4.057e-08 au
  Orbit Determination Parameters
   # obs. used (total)      176  
   data-arc span      6103 days (16.71 yr)  
   first obs. used      2003-09-30  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61146  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 06:49:09  

Additional Information
 Earth MOID = 1.28706 au 
 Jupiter MOID = 1.9303 au 
 T_jup = 3.318 
[ 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 16.6   n/a MPO476793  
diameter diameter 2.744 km 0.597 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

382974 (2005 AN40)          Discovered 2005-Jan-15 by LINEAR at Socorro
Reference: Last Updated: 2014-01-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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