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305434 (2008 CP172)
Classification: Main-belt Asteroid          SPK-ID: 2305434
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01201758231862473 6.9896e-08  
a 3.139418130517268 4.7272e-08 au
q 3.101689914701194 2.1844e-07 au
i 10.96472733422757 7.4341e-06 deg
node 165.8069465212392 3.5921e-05 deg
peri 211.1237733689673 0.00027414 deg
M 208.0013907516422 0.00027319 deg
tp 2459858.345906930728
(2022-Oct-05.84590693)
0.001546 TDB
period 2031.758895836072
5.56
4.589e-05
1.256e-07
d
yr
n .1771863781365945 4.002e-09 deg/d
Q 3.177146346333342 4.784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      5339 days (14.62 yr)  
   first obs. used      2005-09-12  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .70207  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 19:59:41  

Additional Information
 Earth MOID = 2.10005 au 
 Jupiter MOID = 1.85966 au 
 T_jup = 3.182 
[ 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 16.3   n/a MPO433968  

305434 (2008 CP172)          Discovered 2008-Feb-13 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CP172 = 2009 KP24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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