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185478 (2007 CD7)
Classification: Main-belt Asteroid          SPK-ID: 2185478
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1150238057913337 6.0314e-08  
a 3.076553462184133 3.1695e-08 au
q 2.72267657424321 1.8625e-07 au
i 10.28769969674895 6.0601e-06 deg
node 72.90549046303953 3.2752e-05 deg
peri 7.524289317655732 4.2983e-05 deg
M 204.0414449943762 2.9084e-05 deg
tp 2459854.389804971563
(2022-Oct-01.88980497)
0.00016571 TDB
period 1971.038586364679
5.40
3.0459e-05
8.339e-08
d
yr
n .1826448261796704 2.8225e-09 deg/d
Q 3.430430350125056 3.5341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      306  
   data-arc span      6826 days (18.69 yr)  
   first obs. used      2000-10-24  
   last obs. used      2019-07-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61531  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:05:32  

Additional Information
 Earth MOID = 1.73865 au 
 Jupiter MOID = 1.83447 au 
 T_jup = 3.194 
[ 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 15.4   n/a MPO436916  
diameter diameter 6.437 km 0.499 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

185478 (2007 CD7)          Discovered 2007-Feb-06 by NEAT at Palomar
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

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