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JPL Small-Body Database Browser
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172080 (2002 CA18)
Classification: Main-belt Asteroid          SPK-ID: 2172080
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1086113134180415 5.2685e-08  
a 2.233733905328601 1.3517e-08 au
q 1.991125132044451 1.2287e-07 au
i 6.748500817970347 5.0246e-06 deg
node 334.2334866669991 3.8749e-05 deg
peri 54.10553425133858 4.4984e-05 deg
M 264.4665824012744 2.1305e-05 deg
tp 2459324.092461031298
(2021-Apr-19.59246103)
7.2918e-05 TDB
period 1219.398289094824
3.34
1.1068e-05
3.03e-08
d
yr
n .2952275751241483 2.6798e-09 deg/d
Q 2.476342678612752 1.4985e-08 au
  Orbit Determination Parameters
   # obs. used (total)      371  
   data-arc span      7327 days (20.06 yr)  
   first obs. used      1999-03-20  
   last obs. used      2019-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54419  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 16:43:21  

Additional Information
 Earth MOID = 1.00308 au 
 Jupiter MOID = 2.919 au 
 T_jup = 3.623 
[ 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 16.7   n/a MPO232164  

172080 (2002 CA18)          Discovered 2002-Feb-06 by LINEAR at Socorro
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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