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3066 McFadden (1984 EO)
Classification: Main-belt Asteroid          SPK-ID: 2003066
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.


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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1340946345560224 3.8406e-08  
a 2.5260841127067 9.2629e-09 au
q 2.187349786755521 9.7909e-08 au
i 15.5725909039192 4.0191e-06 deg
node 175.6865494648567 1.423e-05 deg
peri 188.2932382699157 1.9843e-05 deg
M 66.76580161614328 1.4598e-05 deg
tp 2458328.529559322488
(2018-Jul-29.02955932)
5.9361e-05 TDB
period 1466.459718507012
4.01
8.066e-06
2.208e-08
d
yr
n .2454891842283349 1.3503e-09 deg/d
Q 2.864818438657879 1.0505e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2511  
   data-arc span      30539 days (83.61 yr)  
   first obs. used      1936-03-21  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44053  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 02:22:29  

Additional Information
 Earth MOID = 1.18445 au 
 Jupiter MOID = 2.58756 au 
 T_jup = 3.390 
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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 11.2   n/a MPO358658  
diameter diameter 13.526 km 0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 13.798 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2005) Minor Planet Bull. 32, 90-92.]
geometric albedo albedo 0.363   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

3066 McFadden (1984 EO)          Discovered 1984-Mar-01 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

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Alternate Designations
 1984 EO = 1933 MA = 1936 FE = 1941 MA = 1952 FW = 1968 FQ = 1976 GC = 1980 EG2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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