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JPL Small-Body Database Browser
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305395 (2008 CW64)
Classification: Main-belt Asteroid          SPK-ID: 2305395
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1355873839233941 5.2727e-08  
a 3.091839558873489 3.4485e-08 au
q 2.672625121574972 1.6799e-07 au
i 3.316166866760794 5.9833e-06 deg
node 198.0239146662942 0.00011118 deg
peri 331.8218586215098 0.00011361 deg
M 1.264497431805745 2.3601e-05 deg
tp 2458593.525078855995
(2019-Apr-20.02507886)
0.00013015 TDB
period 1985.746707493205
5.44
3.3222e-05
9.096e-08
d
yr
n .1812920039809417 3.0331e-09 deg/d
Q 3.511053996172006 3.9161e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5834 days (15.97 yr)  
   first obs. used      2003-04-04  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:13:19  

Additional Information
 Earth MOID = 1.6797 au 
 Jupiter MOID = 1.46864 au 
 T_jup = 3.208 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457108.5 (2015-Mar-27.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1361117850060417 5.2738e-08  
q 2.671788635854835 1.681e-07 au
tp 2456603.881870548714
(2013-Nov-07.38187055)
0.00012511 TDB
node 198.0473282499471 0.00011122 deg
peri 331.3723167048104 0.00011362 deg
i 3.315140009324562 5.9827e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      5834 days (15.97 yr)  
   first obs. used      2003-04-04  
   last obs. used      2019-03-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66499  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 10:13:19  

Additional Information
 Jupiter MOID = 1.46864 au 
 T_jup = 3.208 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.781250868292753E-15 -8.725667579431105E-15 -1.070140496742899E-13 -3.68059826251369E-15 -3.546687773299389E-14 2.182169630347573E-16
q -8.725667579431105E-15 2.825662153216912E-14 3.565546740225985E-13 -9.271634005110705E-15 1.741913727197292E-13 -1.650582597362367E-16
tp -1.070140496742899E-13 3.565546740225985E-13 1.565173181482454E-8 -7.0403610040521E-12 2.956607435298279E-9 -1.602153106833286E-12
node -3.68059826251369E-15 -9.271634005110705E-15 -7.0403610040521E-12 1.236911185094302E-8 -1.235113459934011E-8 3.802678257677444E-11
peri -3.546687773299389E-14 1.741913727197292E-13 2.956607435298279E-9 -1.235113459934011E-8 1.291002702105122E-8 -3.819537640290483E-11
i 2.182169630347573E-16 -1.650582597362367E-16 -1.602153106833286E-12 3.802678257677444E-11 -3.819537640290483E-11 3.579260268289226E-11

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 16.0   n/a MPO433967  

305395 (2008 CW64)          Discovered 2008-Feb-08 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2008 CW64 = 2006 UY280 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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