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101693 (1999 CQ125)
Classification: Main-belt Asteroid          SPK-ID: 2101693
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 .1741565844601338 3.8632e-08  
a 2.453054416742975 9.8749e-09 au
q 2.025838838028172 9.7799e-08 au
i 12.60970023533027 4.3217e-06 deg
node 18.77188860415704 1.7757e-05 deg
peri 95.3197380592549 2.1182e-05 deg
M 215.7300939170505 1.332e-05 deg
tp 2459562.883342657954
(2021-Dec-14.38334266)
5.3464e-05 TDB
period 1403.328031838171
3.84
8.4737e-06
2.32e-08
d
yr
n .2565330356356157 1.549e-09 deg/d
Q 2.880269995457777 1.1595e-08 au
  Orbit Determination Parameters
   # obs. used (total)      873  
   data-arc span      8000 days (21.90 yr)  
   first obs. used      1998-11-25  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53261  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:59:01  

Additional Information
 Earth MOID = 1.08673 au 
 Jupiter MOID = 2.30914 au 
 T_jup = 3.441 
[ 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 15.3   n/a MPO436475  
diameter diameter 1.658 km 0.391 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.535   0.212 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101693 (1999 CQ125)          Discovered 1999-Feb-11 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 CQ125 = 2001 RE135 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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