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101662 (1999 CU84)
Classification: Main-belt Asteroid          SPK-ID: 2101662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .232132919346925 4.6724e-08  
a 2.390604262696537 1.1195e-08 au
q 1.835666316193586 1.1343e-07 au
i 11.14258672286679 5.7401e-06 deg
node 75.55959499284118 3.3548e-05 deg
peri 5.462038477302761 3.6079e-05 deg
M 304.0332688237018 1.4135e-05 deg
tp 2459210.387900070037
(2020-Dec-26.88790007)
5.3399e-05 TDB
period 1350.081422250592
3.70
9.4837e-06
2.596e-08
d
yr
n .2666505842291188 1.8731e-09 deg/d
Q 2.945542209199487 1.3794e-08 au
  Orbit Determination Parameters
   # obs. used (total)      516  
   data-arc span      7985 days (21.86 yr)  
   first obs. used      1998-12-21  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62365  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:13  

Additional Information
 Earth MOID = .851671 au 
 Jupiter MOID = 2.32216 au 
 T_jup = 3.470 
[ 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 15.9   n/a MPO439696  
diameter diameter 3.127 km 0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.100   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101662 (1999 CU84)          Discovered 1999-Feb-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 CU84 = 2003 EN58 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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