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79887 (1999 AN33)
Classification: Main-belt Asteroid          SPK-ID: 2079887
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1033353880330174 4.2995e-08  
a 2.695325087835509 1.7027e-08 au
q 2.416802624008899 1.1378e-07 au
i 15.66670969071813 4.344e-06 deg
node 131.3635204244845 1.769e-05 deg
peri 98.04121740019406 2.904e-05 deg
M 208.4520833217848 2.5769e-05 deg
tp 2459680.897371464358
(2022-Apr-11.39737146)
0.00011887 TDB
period 1616.274635086284
4.43
1.5315e-05
4.193e-08
d
yr
n .2227344240793469 2.1105e-09 deg/d
Q 2.973847551662118 1.8786e-08 au
  Orbit Determination Parameters
   # obs. used (total)      652  
   data-arc span      8570 days (23.46 yr)  
   first obs. used      1996-08-09  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54388  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:48:45  

Additional Information
 Earth MOID = 1.46489 au 
 Jupiter MOID = 2.20519 au 
 T_jup = 3.309 
[ 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 15.0   n/a MPO449501  
diameter diameter 4.781 km 0.496 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.093   0.029 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

79887 (1999 AN33)          Discovered 1999-Jan-15 by Spacewatch at Kitt Peak
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

Alternate Designations
 1999 AN33 = 1996 PO3 = 2000 LT10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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