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JPL Small-Body Database Browser
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153271 (2001 CL42)
Classification: Apollo [NEO]          SPK-ID: 2153271
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 185 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4024953815239005 2.5224e-08  
a 1.557107707475623 7.0595e-09 au
q .9303790466814164 3.8966e-08 au
i 21.65389362407098 6.3899e-06 deg
node 12.06852577820305 8.8574e-06 deg
peri 270.7998977832819 1.3147e-05 deg
M 44.84675314508485 2.4947e-05 deg
tp 2458512.089282768336
(2019-Jan-28.58928277)
4.8603e-05 TDB
period 709.702619951816
1.94
4.8264e-06
1.321e-08
d
yr
n .5072547146922489 3.4496e-09 deg/d
Q 2.183836368269831 9.9009e-09 au
  Orbit Determination Parameters
   # obs. used (total)      923  
   data-arc span      6919 days (18.94 yr)  
   first obs. used      2001-02-15  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .493  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-26 06:00:34  

Additional Information
 Earth MOID = .191777 au 
 Jupiter MOID = 3.22408 au 
 T_jup = 4.273 
[ 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 17.2   n/a MPO211181  
diameter diameter 2.441 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  
geometric albedo albedo 0.039   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2011ApJ...743..156M)  

153271 (2001 CL42)          Discovered 2001-Feb-15 by LINEAR at Socorro
Reference: 20070402/Numbers.arcLast Updated: 2007-04-04

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