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46541 (1984 SM6)
Classification: Main-belt Asteroid          SPK-ID: 2046541
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1368871565921986 4.9305e-08  
a 2.970655542540762 1.6465e-08 au
q 2.564010952107502 1.505e-07 au
i 11.93363628931874 5.3776e-06 deg
node 168.7411943271006 1.9044e-05 deg
peri 245.5589127967019 2.9747e-05 deg
M 346.1679454153062 1.9512e-05 deg
tp 2459272.355673678233
(2021-Feb-26.85567368)
0.00010127 TDB
period 1870.151853853208
5.12
1.5548e-05
4.257e-08
d
yr
n .1924977371534114 1.6003e-09 deg/d
Q 3.377300132974022 1.8718e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      13327 days (36.49 yr)  
   first obs. used      1984-09-23  
   last obs. used      2021-03-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:39:11  

Additional Information
 Earth MOID = 1.60043 au 
 Jupiter MOID = 2.12981 au 
 T_jup = 3.216 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.3   n/a MPO359049  
diameter diameter 4.946 km 0.401 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.165   0.054 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

46541 (1984 SM6)          Discovered 1984-Sep-23 by Debehogne, H. at La Silla
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1984 SM6 = 2002 CM247 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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