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JPL Small-Body Database Browser
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212013 (2005 CO4)
Classification: Main-belt Asteroid          SPK-ID: 2212013
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076061810036267 6.9129e-08  
a 2.364793996543347 1.4895e-08 au
q 2.110327545715014 1.6573e-07 au
i 2.979697824902641 6.9703e-06 deg
node 357.9893065306906 8.8979e-05 deg
peri 188.7388647230401 9.1732e-05 deg
M 292.7673445702806 2.3413e-05 deg
tp 2458848.565382026705
(2019-Dec-31.06538203)
8.7117e-05 TDB
period 1328.27622170845
3.64
1.2549e-05
3.436e-08
d
yr
n .2710279640005619 2.5606e-09 deg/d
Q 2.61926044737168 1.6497e-08 au
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      1998-03-20  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62804  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:47:20  

Additional Information
 Earth MOID = 1.11197 au 
 Jupiter MOID = 2.34041 au 
 T_jup = 3.539 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456800.5 (2014-May-23.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1079599066266818 6.9042e-08  
q 2.10927841972433 1.6556e-07 au
tp 2456193.044908617112
(2012-Sep-22.54490862)
8.2509e-05 TDB
node 358.0047689283949 8.895e-05 deg
peri 188.9454319260826 9.1702e-05 deg
i 2.98087702065351 6.9706e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      373  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      1998-03-20  
   last obs. used      2019-02-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62804  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 00:47:20  

Additional Information
 Jupiter MOID = 2.34041 au 
 T_jup = 3.539 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.766797690984183E-15 -1.139442369030849E-14 -1.437334686629672E-12 -1.99436863391439E-14 -2.515659408923235E-13 1.173783305671579E-15
q -1.139442369030849E-14 2.740935837352279E-14 3.438360831213658E-12 4.438507135841552E-14 6.229367686944872E-13 -2.506436101507462E-15
tp -1.437334686629672E-12 3.438360831213658E-12 6.807710272725226E-9 1.159480112762452E-12 1.840407686634796E-9 1.640087563088607E-12
node -1.99436863391439E-14 4.438507135841552E-14 1.159480112762452E-12 7.912111697138259E-9 -7.901489640788659E-9 -4.425197746441261E-11
peri -2.515659408923235E-13 6.229367686944872E-13 1.840407686634796E-9 -7.901489640788659E-9 8.409289948369012E-9 4.471684034604039E-11
i 1.173783305671579E-15 -2.506436101507462E-15 1.640087563088607E-12 -4.425197746441261E-11 4.471684034604039E-11 4.858946159174826E-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 16.5   n/a MPO418135  
diameter diameter 2.608 km 0.391 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

212013 (2005 CO4)          Discovered 2005-Feb-01 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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