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JPL Small-Body Database Browser
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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617080134007708 4.768e-08  
a 3.092836549607577 1.821e-08 au
q 2.592700095397241 1.5126e-07 au
i 2.718437163852098 4.2489e-06 deg
node 123.932063627756 0.00010773 deg
peri 278.1497104170444 0.00010877 deg
M 12.18688772454271 1.398e-05 deg
tp 2458533.245059986458
(2019-Feb-18.74505999)
7.7003e-05 TDB
period 1986.707267033877
5.44
1.7546e-05
4.804e-08
d
yr
n .1812043505218936 1.6004e-09 deg/d
Q 3.592973003817913 2.1155e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      10219 days (27.98 yr)  
   first obs. used      1991-11-03  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:26:34  

Additional Information
 Earth MOID = 1.60249 au 
 Jupiter MOID = 1.81573 au 
 T_jup = 3.202 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456319.5 (2013-Jan-27.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573096917435361 4.7445e-08  
q 2.607268832189836 1.4955e-07 au
tp 2456548.241602195769
(2013-Sep-12.74160220)
7.7822e-05 TDB
node 123.9659084938297 0.00010765 deg
peri 278.682640576489 0.00010876 deg
i 2.717022569463294 4.2471e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1080  
   data-arc span      10219 days (27.98 yr)  
   first obs. used      1991-11-03  
   last obs. used      2019-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58398  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:26:34  

Additional Information
 Jupiter MOID = 1.81573 au 
 T_jup = 3.202 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.251056172925931E-15 -7.058801890925204E-15 -1.148846581050055E-12 -1.187571331924215E-14 -2.747104112537054E-13 -1.702141257839415E-15
q -7.058801890925204E-15 2.236599267846371E-14 3.503458223115361E-12 4.020876945004014E-14 8.347215812390438E-13 5.694881575184142E-15
tp -1.148846581050055E-12 3.503458223115361E-12 6.056226929156498E-9 -5.070782835643849E-12 1.241709836726177E-9 2.176359846208094E-13
node -1.187571331924215E-14 4.020876945004014E-14 -5.070782835643849E-12 1.158890302026052E-8 -1.157625295416991E-8 9.112339154111304E-11
peri -2.747104112537054E-13 8.347215812390438E-13 1.241709836726177E-9 -1.157625295416991E-8 1.182804797881355E-8 -9.092399247377383E-11
i -1.702141257839415E-15 5.694881575184142E-15 2.176359846208094E-13 9.112339154111304E-11 -9.092399247377383E-11 1.803821777831428E-11

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

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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