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46300 (2001 MW27)
Classification: Main-belt Asteroid          SPK-ID: 2046300
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1618777152106831 4.198e-08  
a 3.092617327671682 1.6036e-08 au
q 2.591991500647221 1.3002e-07 au
i 2.718722894059551 4.2038e-06 deg
node 123.9296980824534 8.96e-05 deg
peri 278.0696456134544 9.0872e-05 deg
M 84.72607512180164 1.3643e-05 deg
tp 2458532.977741886219
(2019-Feb-18.47774189)
7.464e-05 TDB
period 1986.49604244033
5.44
1.5451e-05
4.23e-08
d
yr
n .1812236180232982 1.4095e-09 deg/d
Q 3.593243154696142 1.8632e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1327  
   data-arc span      10396 days (28.46 yr)  
   first obs. used      1991-11-03  
   last obs. used      2020-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54596  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 09:31:48  

Additional Information
 Earth MOID = 1.60232 au 
 Jupiter MOID = 1.81723 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 14.2   n/a MPO287096  
diameter diameter 7.236 km 0.417 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.077   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46300 (2001 MW27)          Discovered 2001-Jun-22 by JPL/GEODSS NEAT at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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