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JPL Small-Body Database Browser
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46349 (2001 SM140)
Classification: Main-belt Asteroid          SPK-ID: 2046349
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05225079983278317 3.5962e-08  
a 2.720056445842467 1.177e-08 au
q 2.577931320956881 9.8822e-08 au
i 2.757239585734967 3.9917e-06 deg
node 6.445774464933097 6.6709e-05 deg
peri 159.2339468058626 7.4917e-05 deg
M 266.5051194598411 3.5065e-05 deg
tp 2459426.050036275052
(2021-Jul-30.55003627)
0.0001604 TDB
period 1638.571140729096
4.49
1.0635e-05
2.912e-08
d
yr
n .2197036131368791 1.426e-09 deg/d
Q 2.862181570728054 1.2385e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1530  
   data-arc span      9986 days (27.34 yr)  
   first obs. used      1992-10-01  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49568  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:26:16  

Additional Information
 Earth MOID = 1.58473 au 
 Jupiter MOID = 2.10391 au 
 T_jup = 3.355 
[ 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 14.4   n/a MPO502464  
diameter diameter 3.619 km 0.875 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.214   0.108 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46349 (2001 SM140)          Discovered 2001-Sep-16 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 SM140 = 1999 FF50 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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