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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 ]

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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06676542816626059 5.132e-08  
a 2.997626007406051 2.403e-08 au
q 2.797488223539268 1.4934e-07 au
i 11.8308620009807 5.651e-06 deg
node 40.76864233098389 2.0053e-05 deg
peri 179.8653134394141 3.7412e-05 deg
M 339.4535656523212 3.3561e-05 deg
tp 2459108.692850467599
(2020-Sep-16.19285047)
0.00017718 TDB
period 1895.678126396451
5.19
2.2795e-05
6.241e-08
d
yr
n .1899056569715948 2.2836e-09 deg/d
Q 3.197763791272834 2.5635e-08 au
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      7635 days (20.90 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:49:33  

Additional Information
 Earth MOID = 1.78928 au 
 Jupiter MOID = 1.77246 au 
 T_jup = 3.218 
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Orbital Elements at Epoch 2456667.5 (2014-Jan-10.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06773702603664397 5.1587e-08  
q 2.798722669028025 1.5048e-07 au
tp 2457200.468318854953
(2015-Jun-26.96831885)
0.00016729 TDB
node 40.89350019549306 2.0045e-05 deg
peri 177.4843165601519 3.6837e-05 deg
i 11.82998114620607 5.6493e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      909  
   data-arc span      7635 days (20.90 yr)  
   first obs. used      1999-02-10  
   last obs. used      2020-01-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53755  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-29 11:49:33  

Additional Information
 Jupiter MOID = 1.77246 au 
 T_jup = 3.218 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.661223751055393E-15 -7.680459809504065E-15 -2.165493564202555E-13 -3.874063425462793E-15 -5.372255126611602E-14 1.337279939246288E-15
q -7.680459809504065E-15 2.264325070911954E-14 1.678857650598482E-12 1.509818634460646E-14 3.193289144096418E-13 -5.242169079495588E-15
tp -2.165493564202555E-13 1.678857650598482E-12 2.798689304099348E-8 -2.718892095016131E-12 5.182684201327944E-9 2.567976021380585E-12
node -3.874063425462793E-15 1.509818634460646E-14 -2.718892095016131E-12 4.018038498021899E-10 -3.935821418150601E-10 -1.577756033416476E-11
peri -5.372255126611602E-14 3.193289144096418E-13 5.182684201327944E-9 -3.935821418150601E-10 1.356981241740255E-9 1.595444085138326E-11
i 1.337279939246288E-15 -5.242169079495588E-15 2.567976021380585E-12 -1.577756033416476E-11 1.595444085138326E-11 3.191438420093976E-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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