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43088 (1999 WO9)
Classification: Main-belt Asteroid          SPK-ID: 2043088
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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1839419208239731 4.361e-08  
a 2.453506339066832 1.1068e-08 au
q 2.002203670305085 1.0486e-07 au
i 7.861364226520113 4.1943e-06 deg
node 133.0351117075846 2.4552e-05 deg
peri 208.175597937102 2.5797e-05 deg
M 176.5661204396563 8.517e-06 deg
tp 2458312.031495373863
(2018-Jul-12.53149537)
3.1736e-05 TDB
period 1403.715849044296
3.84
9.4987e-06
2.601e-08
d
yr
n .2564621609459649 1.7354e-09 deg/d
Q 2.904809007828579 1.3104e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1220  
   data-arc span      8003 days (21.91 yr)  
   first obs. used      1998-05-23  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50797  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:11:22  

Additional Information
 Earth MOID = .997013 au 
 Jupiter MOID = 2.4892 au 
 T_jup = 3.458 
[ 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 15.2   n/a MPO468284  
diameter diameter 2.852 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.286   0.089 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43088 (1999 WO9)          Discovered 1999-Nov-30 by Kojima, T. at Chiyoda
Reference: 20020624/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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