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JPL Small-Body Database Browser
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523975 (1999 CG145)
Classification: Main-belt Asteroid          SPK-ID: 2523975
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 5 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1124643482901721 1.0033e-07  
a 2.996238479045076 6.0991e-08 au
q 2.659268471177335 3.3558e-07 au
i 9.300364939607933 1.1658e-05 deg
node 320.8159446202862 5.193e-05 deg
peri 87.04365755255765 9.1059e-05 deg
M 40.92498760589949 6.5481e-05 deg
tp 2458385.147931133401
(2018-Sep-23.64793113)
0.00034714 TDB
period 1894.362083589246
5.19
5.7843e-05
1.584e-07
d
yr
n .1900375873855691 5.8026e-09 deg/d
Q 3.333208486912818 6.7851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      50  
   data-arc span      7273 days (19.91 yr)  
   first obs. used      1999-02-08  
   last obs. used      2019-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54465  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 10:47:08  

Additional Information
 Earth MOID = 1.68902 au 
 Jupiter MOID = 2.06143 au 
 T_jup = 3.225 
[ 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 16.7   .28303 MPO461151 autocmod 2.6q

523975 (1999 CG145)          Discovered 1999-Feb-08 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

Alternate Designations
 1999 CG145 = 2004 BW152 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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