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72954 (2002 CF84)
Classification: Main-belt Asteroid          SPK-ID: 2072954
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1760694345928373 3.231e-08  
a 2.413707993268266 9.7056e-09 au
q 1.988727791621311 7.6986e-08 au
i 2.789768105924105 4.2349e-06 deg
node 151.5967614676953 6.9075e-05 deg
peri 90.41464794365562 7.0294e-05 deg
M 297.7771761249702 1.3506e-05 deg
tp 2459437.240595661163
(2021-Aug-10.74059566)
5.2078e-05 TDB
period 1369.700202118607
3.75
8.2614e-06
2.262e-08
d
yr
n .2628312381374872 1.5853e-09 deg/d
Q 2.838688194915222 1.1414e-08 au
  Orbit Determination Parameters
   # obs. used (total)      788  
   data-arc span      10931 days (29.93 yr)  
   first obs. used      1991-04-19  
   last obs. used      2021-03-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5297  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 07:16:36  

Additional Information
 Earth MOID = .976938 au 
 Jupiter MOID = 2.17661 au 
 T_jup = 3.495 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.98   n/a MPCxxxxx  
diameter diameter 1.695 km 0.157 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.294   0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

72954 (2002 CF84)          Discovered 2002-Feb-07 by LINEAR at Socorro
Reference: 20031109/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2002 CF84 = 1991 HE2 = 1999 PU8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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