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43774 (1989 CO2)
Classification: Main-belt Asteroid          SPK-ID: 2043774
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07232697426127584 4.4948e-08  
a 3.065932364592134 1.803e-08 au
q 2.844182753371466 1.4323e-07 au
i 10.5750233513499 3.7508e-06 deg
node 268.9172650007764 1.9928e-05 deg
peri 288.1112104905535 3.3849e-05 deg
M 284.1447449033961 2.918e-05 deg
tp 2459613.666835861645
(2022-Feb-03.16683586)
0.00016012 TDB
period 1960.840560364175
5.37
1.7297e-05
4.736e-08
d
yr
n .1835947334408155 1.6195e-09 deg/d
Q 3.287681975812802 1.9334e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2032  
   data-arc span      11732 days (32.12 yr)  
   first obs. used      1989-02-04  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45684  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:26:50  

Additional Information
 Earth MOID = 1.86234 au 
 Jupiter MOID = 1.82738 au 
 T_jup = 3.202 
[ 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 13.34   n/a MPCxxxxx  
diameter diameter 7.370 km 0.343 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.187   0.020 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43774 (1989 CO2)          Discovered 1989-Feb-04 by Elst, E. W. at La Silla
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1989 CO2 = 2000 EG88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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