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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1842649776652876 3.361e-08  
a 2.452797480803602 9.5949e-09 au
q 2.000832807785852 8.327e-08 au
i 7.861650638023544 3.4286e-06 deg
node 133.0371036094585 2.4095e-05 deg
peri 208.2258747677013 2.5248e-05 deg
M 278.1033948387243 8.7188e-06 deg
tp 2459715.693738024656
(2022-May-16.19373802)
3.4859e-05 TDB
period 1403.107558153221
3.84
8.2331e-06
2.254e-08
d
yr
n .2565733452920988 1.5055e-09 deg/d
Q 2.904762153821351 1.1363e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1393  
   data-arc span      8420 days (23.05 yr)  
   first obs. used      1998-05-23  
   last obs. used      2021-06-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5026  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 07:38:38  

Additional Information
 Earth MOID = .994882 au 
 Jupiter MOID = 2.4896 au 
 T_jup = 3.458 
[ 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 15.14   n/a MPO614063  
diameter diameter 2.852 km 0.149 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 44.0573 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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