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74485 (1999 CJ101)
Classification: Main-belt Asteroid          SPK-ID: 2074485
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1289077329729341 4.1795e-08  
a 3.116667387566692 2.4982e-08 au
q 2.714904860204792 1.3468e-07 au
i 2.040061544451062 5.2524e-06 deg
node 55.64886120469134 0.00012827 deg
peri 97.54113855777717 0.00013031 deg
M 319.1220736781971 2.2797e-05 deg
tp 2459228.702536615460
(2021-Jan-14.20253662)
0.00012845 TDB
period 2009.71332388131
5.50
2.4164e-05
6.616e-08
d
yr
n .1791300260201991 2.1538e-09 deg/d
Q 3.518429914928591 2.8203e-08 au
  Orbit Determination Parameters
   # obs. used (total)      796  
   data-arc span      10338 days (28.30 yr)  
   first obs. used      1991-10-13  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53838  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:17:06  

Additional Information
 Earth MOID = 1.72623 au 
 Jupiter MOID = 1.47449 au 
 T_jup = 3.204 
[ 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 MPO412635  
diameter diameter 5.491 km 0.119 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74485 (1999 CJ101)          Discovered 1999-Feb-10 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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