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JPL Small-Body Database Browser
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393850 (2005 SM162)
Classification: Main-belt Asteroid          SPK-ID: 2393850
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1089783974378879 8.2884e-08  
a 3.08331815861983 3.4706e-08 au
q 2.747303086902301 2.5528e-07 au
i .9356236245830155 6.9414e-06 deg
node 278.2335861261845 0.00055396 deg
peri 59.89749822205024 0.00055626 deg
M 285.9621443250794 4.8389e-05 deg
tp 2459407.202899872987
(2021-Jul-11.70289987)
0.0002692 TDB
period 1977.543009850713
5.41
3.3389e-05
9.141e-08
d
yr
n .182044081067636 3.0736e-09 deg/d
Q 3.419333230337358 3.8488e-08 au
  Orbit Determination Parameters
   # obs. used (total)      198  
   data-arc span      8964 days (24.54 yr)  
   first obs. used      1994-09-12  
   last obs. used      2019-03-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54249  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 04:46:41  

Additional Information
 Earth MOID = 1.73828 au 
 Jupiter MOID = 1.9373 au 
 T_jup = 3.218 
[ 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 16.7   n/a MPO434464  
rotation period rot_per 2.92 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.-H.; Lin, H.-W.; Ip, W.-H.; Chen, W.-P.; et al. (2019) ArXiv:1901.08719.]

393850 (2005 SM162)          Discovered 2005-Sep-27 by Spacewatch at Kitt Peak
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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