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JPL Small-Body Database Browser
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74495 (1999 CD127)
Classification: Main-belt Asteroid          SPK-ID: 2074495
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2183360104329745 3.8098e-08  
a 3.096118293674315 2.5511e-08 au
q 2.420124177604916 1.2692e-07 au
i 18.77349020116944 5.3535e-06 deg
node 112.4285057044339 1.6024e-05 deg
peri 41.11336759601306 2.227e-05 deg
M 255.9567892915412 1.5843e-05 deg
tp 2459175.590230643868
(2020-Nov-22.09023064)
9.1588e-05 TDB
period 1989.870185878071
5.45
2.4594e-05
6.733e-08
d
yr
n .1809163243687389 2.2361e-09 deg/d
Q 3.772112409743713 3.1081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      820  
   data-arc span      7665 days (20.99 yr)  
   first obs. used      1998-12-01  
   last obs. used      2019-11-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52867  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 06:47:49  

Additional Information
 Earth MOID = 1.46301 au 
 Jupiter MOID = 1.43216 au 
 T_jup = 3.106 
[ 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 14.1   n/a MPO337819  
diameter diameter 4.017 km 0.118 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.331   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74495 (1999 CD127)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 CD127 = 1999 LY = 2001 PC17 = 2002 TS231 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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