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187643 (2007 CU45)
Classification: Main-belt Asteroid          SPK-ID: 2187643
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 .03453732804957862 5.1457e-08  
a 3.144181172977101 3.4298e-08 au
q 3.035589556358682 1.5449e-07 au
i 10.88214304395784 4.9841e-06 deg
node 156.389538327168 3.2649e-05 deg
peri 334.8322057286032 0.00010189 deg
M 183.7189915951009 9.6436e-05 deg
tp 2460197.655287771174
(2023-Sep-10.15528777)
0.00054417 TDB
period 2036.384445754318
5.58
3.332e-05
9.123e-08
d
yr
n .1767839077491327 2.8926e-09 deg/d
Q 3.25277278959552 3.5482e-08 au
  Orbit Determination Parameters
   # obs. used (total)      312  
   data-arc span      8116 days (22.22 yr)  
   first obs. used      1997-04-09  
   last obs. used      2019-06-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57165  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 20:39:22  

Additional Information
 Earth MOID = 2.05172 au 
 Jupiter MOID = 1.74656 au 
 T_jup = 3.181 
[ 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 MPO436928  
diameter diameter 5.132 km 0.759 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.046   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187643 (2007 CU45)          Discovered 2007-Feb-08 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

[ show close-approach data ]
Alternate Designations
 2007 CU45 = 2002 GD119 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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