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JPL Small-Body Database Browser
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74474 (1999 CL60)
Classification: Main-belt Asteroid          SPK-ID: 2074474
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08874809368236901 4.6406e-08  
a 3.098382863868317 2.4186e-08 au
q 2.823407291201885 1.4218e-07 au
i 4.567254465526125 5.2126e-06 deg
node 319.9654482176348 5.7948e-05 deg
peri 217.9572700906685 6.348e-05 deg
M 229.3687412858756 2.68e-05 deg
tp 2459323.345797979980
(2021-Apr-18.84579798)
0.00015128 TDB
period 1992.05373839559
5.45
2.3325e-05
6.386e-08
d
yr
n .180718016317143 2.116e-09 deg/d
Q 3.373358436534749 2.6332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      896  
   data-arc span      7248 days (19.84 yr)  
   first obs. used      1999-02-09  
   last obs. used      2018-12-14  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5391  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 04:54:11  

Additional Information
 Earth MOID = 1.82973 au 
 Jupiter MOID = 1.61687 au 
 T_jup = 3.212 
[ 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 14.6   n/a MPO337819  
diameter diameter 7.419 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.039   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74474 (1999 CL60)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CL60 = 2001 QS46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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