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4275 Bogustafson (1981 EW14)
Classification: Main-belt Asteroid          SPK-ID: 2004275
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1782232180043813 3.7912e-08  
a 2.654352523895427 1.263e-08 au
q 2.181285275368732 1.0133e-07 au
i 13.02603756121697 4.9201e-06 deg
node 335.9537231739085 1.5513e-05 deg
peri 47.50388527768874 2.015e-05 deg
M 218.3829739126937 1.5126e-05 deg
tp 2459821.868592200708
(2022-Aug-30.36859220)
6.8714e-05 TDB
period 1579.560730602753
4.32
1.1274e-05
3.087e-08
d
yr
n .2279114648935502 1.6267e-09 deg/d
Q 3.127419772422121 1.4882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1399  
   data-arc span      32339 days (88.54 yr)  
   first obs. used      1931-11-08  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53353  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 16:08:40  

Additional Information
 Earth MOID = 1.20299 au 
 Jupiter MOID = 2.42885 au 
 T_jup = 3.330 
[ 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 14.22   n/a E2020-QM5  
diameter diameter 3.751 km 0.101 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.346   0.064 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

4275 Bogustafson (1981 EW14)          Discovered 1981-Mar-01 by Bus, S. J. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 EW14 = 1931 VO 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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