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9306 Pittosporum (1987 CG)
Classification: Main-belt Asteroid          SPK-ID: 2009306
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02070463447300571 3.2193e-08  
a 2.876752200190929 1.2627e-08 au
q 2.817190097416561 9.0487e-08 au
i 1.54572910034364 3.5251e-06 deg
node 4.980145875192623 0.00013094 deg
peri 266.206542990348 0.00016058 deg
M 187.106865878049 9.458e-05 deg
tp 2459856.408528917047
(2022-Oct-03.90852892)
0.00046922 TDB
period 1782.182224730787
4.88
1.1734e-05
3.213e-08
d
yr
n .201999545840146 1.33e-09 deg/d
Q 2.936314302965297 1.2889e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2665  
   data-arc span      16215 days (44.39 yr)  
   first obs. used      1975-12-01  
   last obs. used      2020-04-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47033  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 03:09:47  

Additional Information
 Earth MOID = 1.80151 au 
 Jupiter MOID = 2.06338 au 
 T_jup = 3.295 
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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 13.0   n/a MPO458921  
diameter diameter 7.199 km 0.208 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.791 h n/a LCDB (Rev. 2019-August); 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.374   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

9306 Pittosporum           Discovered 1987 Feb. 2 by E. W. Elst at the European Southern Observatory.
Named for Pittosporaceae, the Australian laurel family, with nine genera and more than 200 species, mainly in tropical Africa and Pacific islands. Among the species is Pittosporum eugenioides (lemonwood).
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990402/MPCPages.arcLast Updated: 2010-06-11

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Alternate Designations
 1987 CG = 1975 XL1 = 1987 GY = 1990 XU1 = 1994 SD4 = 1997 FY 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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