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118333 (1999 AB24)
Classification: Main-belt Asteroid          SPK-ID: 2118333
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2884844591458861 6.5556e-08  
a 2.345998609096943 9.4545e-09 au
q 1.66921446919461 1.5403e-07 au
i 24.14100564879535 8.6565e-06 deg
node 348.002194670999 8.2091e-06 deg
peri 128.6509825269069 1.7962e-05 deg
M 345.8221854830238 1.1694e-05 deg
tp 2459052.188846669345
(2020-Jul-21.68884667)
4.2692e-05 TDB
period 1312.472015957293
3.59
7.934e-06
2.172e-08
d
yr
n .274291562504228 1.6581e-09 deg/d
Q 3.022782748999276 1.2182e-08 au
  Orbit Determination Parameters
   # obs. used (total)      975  
   data-arc span      7673 days (21.01 yr)  
   first obs. used      1999-01-15  
   last obs. used      2020-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49239  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 05:56:56  

Additional Information
 Earth MOID = .755611 au 
 Jupiter MOID = 2.20965 au 
 T_jup = 3.391 
[ 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 15.3   n/a MPO401046  
diameter diameter 2.609 km 0.497 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.284   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118333 (1999 AB24)          Discovered 1999-Jan-15 by CSS at Catalina
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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