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117441 (2005 AY38)
Classification: Main-belt Asteroid          SPK-ID: 2117441
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07898760114764461 5.8435e-08  
a 2.683451223178547 1.9402e-08 au
q 2.471491848262961 1.6323e-07 au
i 10.29556307686039 5.5713e-06 deg
node 104.1147562525043 3.4607e-05 deg
peri 147.2536929701757 4.9244e-05 deg
M 61.21914469343081 3.5768e-05 deg
tp 2458727.461592574469
(2019-Aug-31.96159257)
0.00015916 TDB
period 1605.60601043057
4.40
1.7414e-05
4.768e-08
d
yr
n .2242144073087146 2.4317e-09 deg/d
Q 2.895410598094133 2.0935e-08 au
  Orbit Determination Parameters
   # obs. used (total)      470  
   data-arc span      6672 days (18.27 yr)  
   first obs. used      2001-02-02  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53873  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:54:47  

Additional Information
 Earth MOID = 1.4628 au 
 Jupiter MOID = 2.17671 au 
 T_jup = 3.348 
[ 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 15.3   n/a MPO475031  
diameter diameter 2.329 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.325   0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117441 (2005 AY38)          Discovered 2005-Jan-13 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 AY38 = 2003 WQ167 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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