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172736 (2004 CA8)
Classification: Main-belt Asteroid          SPK-ID: 2172736
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .149893409819997 4.502e-08  
a 2.625669376637524 1.2719e-08 au
q 2.232098840713379 1.1831e-07 au
i 8.628153143916974 3.9948e-06 deg
node 64.15133519123169 3.1525e-05 deg
peri 91.1877477873122 3.4247e-05 deg
M 21.53368366362035 1.3087e-05 deg
tp 2459303.544666481958
(2021-Mar-30.04466648)
5.6376e-05 TDB
period 1554.026732687183
4.25
1.1292e-05
3.092e-08
d
yr
n .2316562465933242 1.6832e-09 deg/d
Q 3.019239912561669 1.4626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      472  
   data-arc span      7724 days (21.15 yr)  
   first obs. used      2000-03-12  
   last obs. used      2021-05-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5418  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:24:54  

Additional Information
 Earth MOID = 1.26257 au 
 Jupiter MOID = 2.02524 au 
 T_jup = 3.370 
[ 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 16.39   n/a MPCxxxxx  

172736 (2004 CA8)          Discovered 2004-Feb-10 by NEAT at Palomar
Reference: 20071224/Numbers.arcLast Updated: 2007-12-22

Alternate Designations
 2004 CA8 = 2000 FO18 = 2002 TA343 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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