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117460 (2005 AM74)
Classification: Main-belt Asteroid          SPK-ID: 2117460
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1230926639153957 6.4658e-08  
a 3.12222183698675 3.0341e-08 au
q 2.737899233737231 1.9051e-07 au
i 4.077392135609625 5.7641e-06 deg
node 328.1384468150177 6.5473e-05 deg
peri 351.7919502302127 6.8457e-05 deg
M 86.57203842554232 2.0272e-05 deg
tp 2458515.915849967628
(2019-Feb-01.41584997)
0.00011259 TDB
period 2015.088210747085
5.52
2.9373e-05
8.042e-08
d
yr
n .1786522287610087 2.6041e-09 deg/d
Q 3.50654444023627 3.4076e-08 au
  Orbit Determination Parameters
   # obs. used (total)      485  
   data-arc span      9519 days (26.06 yr)  
   first obs. used      1994-01-11  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59447  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:46:38  

Additional Information
 Earth MOID = 1.72508 au 
 Jupiter MOID = 1.79158 au 
 T_jup = 3.200 
[ 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 15.0   n/a MPO453645  
diameter diameter 5.209 km 0.731 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

117460 (2005 AM74)          Discovered 2005-Jan-15 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2005 AM74 = 2003 WH112 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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