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216387 (2008 CQ59)
Classification: Main-belt Asteroid          SPK-ID: 2216387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2928395011132884 6.2438e-08  
a 3.085468245830226 2.9817e-08 au
q 2.18192126402041 2.0782e-07 au
i 7.628637660439112 4.4163e-06 deg
node 164.034836188804 3.9113e-05 deg
peri 135.2479557325838 4.1234e-05 deg
M 359.5404053139621 8.9152e-06 deg
tp 2459203.027275263227
(2020-Dec-19.52727526)
4.9031e-05 TDB
period 1979.611867589426
5.42
2.8696e-05
7.857e-08
d
yr
n .1818538299825269 2.6361e-09 deg/d
Q 3.989015227640043 3.8549e-08 au
  Orbit Determination Parameters
   # obs. used (total)      349  
   data-arc span      8169 days (22.37 yr)  
   first obs. used      1998-04-27  
   last obs. used      2020-09-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .59456  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:37  

Additional Information
 Earth MOID = 1.17249 au 
 Jupiter MOID = 1.35426 au 
 T_jup = 3.146 
[ 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 15.97   n/a E2021B55  
diameter diameter 2.335 km 0.314 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.129   0.031 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216387 (2008 CQ59)          Discovered 2008-Feb-07 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2008 CQ59 = 1999 RE248 = 2009 HE7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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