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JPL Small-Body Database Browser
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74472 (1999 CX55)
Classification: Main-belt Asteroid          SPK-ID: 2074472
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06693040915162778 5.1707e-08  
a 2.998805062304979 2.4431e-08 au
q 2.798093812518935 1.5018e-07 au
i 11.83016238033055 5.6765e-06 deg
node 40.7777505742522 2.0065e-05 deg
peri 179.5449880725324 3.744e-05 deg
M 263.8226937808804 3.3381e-05 deg
tp 2459107.246651987779
(2020-Sep-14.74665199)
0.00017806 TDB
period 1896.796675714489
5.19
2.318e-05
6.346e-08
d
yr
n .1897936687728507 2.3194e-09 deg/d
Q 3.199516312091025 2.6067e-08 au
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      7291 days (19.96 yr)  
   first obs. used      1999-02-10  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:51:00  

Additional Information
 Earth MOID = 1.79005 au 
 Jupiter MOID = 1.77129 au 
 T_jup = 3.218 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456648.5 (2013-Dec-22.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06779360934870912 5.1965e-08  
q 2.798655433239317 1.5132e-07 au
tp 2457200.228383727531
(2015-Jun-26.72838373)
0.00016811 TDB
node 40.90392846868901 2.0056e-05 deg
peri 177.431052875851 3.6934e-05 deg
i 11.83088052387347 5.6754e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      901  
   data-arc span      7291 days (19.96 yr)  
   first obs. used      1999-02-10  
   last obs. used      2019-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53358  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:51:00  

Additional Information
 Jupiter MOID = 1.77129 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.700326470962528E-15 -7.779514879161419E-15 -9.575776763140883E-14 -3.548755669911618E-15 -3.387906742883738E-14 1.471983581122396E-15
q -7.779514879161419E-15 2.289878301333863E-14 1.389105203423509E-12 1.460575046423104E-14 2.715068898867414E-13 -5.663799343456609E-15
tp -9.575776763140883E-14 1.389105203423509E-12 2.826071119049857E-8 -3.421326904225264E-12 5.225709570128625E-9 3.021890432128623E-12
node -3.548755669911618E-15 1.460575046423104E-14 -3.421326904225264E-12 4.022341412591095E-10 -3.941479867441156E-10 -1.537966685041226E-11
peri -3.387906742883738E-14 2.715068898867414E-13 5.225709570128625E-9 -3.941479867441156E-10 1.364104220945562E-9 1.563468195385416E-11
i 1.471983581122396E-15 -5.663799343456609E-15 3.021890432128623E-12 -1.537966685041226E-11 1.563468195385416E-11 3.221057092550968E-11

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 5.833 km 0.147 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.267   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74472 (1999 CX55)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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