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74479 (1999 CJ72)
Classification: Main-belt Asteroid          SPK-ID: 2074479
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2242956376222675 4.9387e-08  
a 3.155429765941666 2.3723e-08 au
q 2.447680634617498 1.5847e-07 au
i 6.741279786435643 5.2345e-06 deg
node 226.5250177430574 4.5463e-05 deg
peri 278.7695239598441 4.6922e-05 deg
M 288.0685454923209 1.2376e-05 deg
tp 2459409.574629092360
(2021-Jul-14.07462909)
7.2703e-05 TDB
period 2047.322238667201
5.61
2.3088e-05
6.321e-08
d
yr
n .1758394419797631 1.983e-09 deg/d
Q 3.863178897265835 2.9044e-08 au
  Orbit Determination Parameters
   # obs. used (total)      540  
   data-arc span      9315 days (25.50 yr)  
   first obs. used      1994-05-17  
   last obs. used      2019-11-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54457  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 07:26:06  

Additional Information
 Earth MOID = 1.47087 au 
 Jupiter MOID = 1.28852 au 
 T_jup = 3.156 
[ 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 15.0   n/a MPO453158  
diameter diameter 5.273 km 0.088 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74479 (1999 CJ72)          Discovered 1999-Feb-12 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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