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JPL Small-Body Database Browser
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393690 (2004 SM29)
Classification: Main-belt Asteroid          SPK-ID: 2393690
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2164413589411689 9.7355e-08  
a 3.183349291183297 5.2244e-08 au
q 2.494340844615177 3.2585e-07 au
i 11.0875926787092 1.0362e-05 deg
node 191.3038655541325 4.6814e-05 deg
peri 170.6784261941409 5.2299e-05 deg
M 279.1241808471809 2.7545e-05 deg
tp 2459466.559172236278
(2021-Sep-09.05917224)
0.00016769 TDB
period 2074.554591997746
5.68
5.1071e-05
1.398e-07
d
yr
n .1735312251548554 4.2719e-09 deg/d
Q 3.872357737751416 6.3552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   data-arc span      5340 days (14.62 yr)  
   first obs. used      2004-09-09  
   last obs. used      2019-04-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6606  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 19:03:10  

Additional Information
 Earth MOID = 1.49282 au 
 Jupiter MOID = 1.60217 au 
 T_jup = 3.133 
[ 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 16.0   n/a MPO437612  
diameter diameter 4.239 km 0.570 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.043   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

393690 (2004 SM29)          Discovered 2004-Sep-17 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

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