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JPL Small-Body Database Browser
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146891 (2002 CY40)
Classification: Main-belt Asteroid          SPK-ID: 2146891
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1257516049415737 9.0704e-08  
a 3.046505925864105 4.371e-08 au
q 2.663402916222679 2.7712e-07 au
i 18.67871896565568 9.9147e-06 deg
node 289.0083044726146 2.5427e-05 deg
peri 351.721708619675 6.0996e-05 deg
M 315.837364254989 6.3752e-05 deg
tp 2458838.761544269583
(2019-Dec-21.26154427)
0.00034579 TDB
period 1942.233621025211
5.32
4.18e-05
1.144e-07
d
yr
n .1853536032446876 3.9891e-09 deg/d
Q 3.429608935505531 4.9207e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      6732 days (18.43 yr)  
   first obs. used      1999-10-13  
   last obs. used      2018-03-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51967  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 05:47:53  

Additional Information
 Earth MOID = 1.64747 au 
 Jupiter MOID = 1.76358 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 14.7   n/a MPO351882  
diameter diameter 5.579 km 0.086 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.099   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146891 (2002 CY40)          Discovered 2002-Feb-07 by NEAT at Palomar
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2002 CY40 = 2004 RN206 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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