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3061 Cook (1982 UB1)
Classification: Main-belt Asteroid          SPK-ID: 2003061
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1894574084744584 1.7739e-08  
a 3.093115672203222 1.2898e-08 au
q 2.507101992835867 5.2521e-08 au
i 3.259178694683898 2.236e-07 deg
node 97.98009797673507 5.6932e-06 deg
peri 243.5726382443459 6.9141e-06 deg
M 50.30005281832472 4.4635e-06 deg
tp 2458922.874975806549
(2020-Mar-14.37497581)
2.3814e-05 TDB
period 1986.976217910284
5.44
1.2428e-05
3.403e-08
d
yr
n .1811798232686521 1.1333e-09 deg/d
Q 3.679129351570576 1.5342e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2991  
   data-arc span      31930 days (87.42 yr)  
   first obs. used      1933-10-20  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43748  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:43:22  

Additional Information
 Earth MOID = 1.49913 au 
 Jupiter MOID = 1.73035 au 
 T_jup = 3.194 
[ 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 12.05   n/a MPCxxxxx  
diameter diameter 22.639 km 0.125 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.032   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3061 Cook (1982 UB1)          Discovered 1982-Oct-21 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1982 UB1 = 1933 UH = 1955 XM = 1971 UJ2 = 1973 AL1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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