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JPL Small-Body Database Browser
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117405 (2005 AY9)
Classification: Main-belt Asteroid          SPK-ID: 2117405
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1036721245123055 8.1655e-08  
a 2.810940657672909 2.5026e-08 au
q 2.519524467813941 2.2629e-07 au
i 3.736774953252416 9.1558e-06 deg
node 352.0726929662047 7.4451e-05 deg
peri 171.1943482210839 7.9633e-05 deg
M 328.5825642600632 2.7942e-05 deg
tp 2458750.725679610315
(2019-Sep-24.22567961)
0.00013434 TDB
period 1721.376789225576
4.71
2.2988e-05
6.294e-08
d
yr
n .2091349216820561 2.7929e-09 deg/d
Q 3.102356847531877 2.7621e-08 au
  Orbit Determination Parameters
   # obs. used (total)      322  
   data-arc span      8380 days (22.94 yr)  
   first obs. used      1996-01-26  
   last obs. used      2019-01-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5788  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:34:45  

Additional Information
 Earth MOID = 1.5278 au 
 Jupiter MOID = 1.87444 au 
 T_jup = 3.310 
[ 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 15.7   n/a MPO432679  
diameter diameter 2.278 km 0.449 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.163   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117405 (2005 AY9)          Discovered 2005-Jan-06 by CSS at Catalina
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 AY9 = 2004 XO164 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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