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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05250544451569775 3.6095e-08  
a 2.719158077000664 1.2089e-08 au
q 2.576387473459294 9.8982e-08 au
i 2.757768473364063 4.012e-06 deg
node 6.450493964081997 6.9754e-05 deg
peri 159.5078117724785 7.7848e-05 deg
M 178.3195402819771 3.5176e-05 deg
tp 2457789.265250209455
(2017-Feb-04.76525021)
0.00015896 TDB
period 1637.759437147413
4.48
1.0921e-05
2.99e-08
d
yr
n .219812502272638 1.4658e-09 deg/d
Q 2.861928680542034 1.2723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1477  
   data-arc span      9891 days (27.08 yr)  
   first obs. used      1992-10-01  
   last obs. used      2019-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4978  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 06:26:49  

Additional Information
 Earth MOID = 1.58358 au 
 Jupiter MOID = 2.10541 au 
 T_jup = 3.356 
[ 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 14.3   n/a MPO417137  
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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