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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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1343626919480438 3.5453e-08  
a 2.525502744723192 8.3902e-09 au
q 2.186169397420011 8.9024e-08 au
i 15.57522555253397 3.7582e-06 deg
node 175.6769550983689 1.1486e-05 deg
peri 188.238389759153 1.6605e-05 deg
M 165.0259750550938 1.3663e-05 deg
tp 2458328.498873896289
(2018-Jul-28.99887390)
5.4641e-05 TDB
period 1465.953498027028
4.01
7.3053e-06
2e-08
d
yr
n .2455739561210574 1.2238e-09 deg/d
Q 2.864836092026374 9.5176e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3027  
   data-arc span      30794 days (84.31 yr)  
   first obs. used      1936-03-21  
   last obs. used      2020-07-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40681  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:03:32  

Additional Information
 Earth MOID = 1.18412 au 
 Jupiter MOID = 2.59106 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-August); 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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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2184-Sep-26 12:07 00:01 Eunom 0.0458088768864985 0.0457883484569484 0.0458294053419006 7.12431148941208 7.12431144639892 2519019.004641733 1.06909224345957 1024.79154550002 22.1246571762983 3.04371055715443 17739.4179529572 T 37 CATAB v2.0f-lin.ifort 2020-Nov-13 04:03:40 2020-Nov-13 04:03

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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