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393866 (2005 SX274)
Classification: Main-belt Asteroid          SPK-ID: 2393866
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2342011765131714 1.5356e-07  
a 3.006393827695249 6.8014e-08 au
q 2.302292856187085 4.9741e-07 au
i 5.883127033754603 1.1963e-05 deg
node 31.30134712005314 0.0001048 deg
peri 278.965887729555 0.00011134 deg
M 345.5081107042096 2.7936e-05 deg
tp 2459077.146043369217
(2020-Aug-15.64604337)
0.00014716 TDB
period 1904.001269243288
5.21
6.4611e-05
1.769e-07
d
yr
n .1890755042107066 6.4162e-09 deg/d
Q 3.710494799203413 8.3943e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      4938 days (13.52 yr)  
   first obs. used      2005-09-29  
   last obs. used      2019-04-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .61195  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 13:12:51  

Additional Information
 Earth MOID = 1.2972 au 
 Jupiter MOID = 1.63215 au 
 T_jup = 3.201 
[ 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 16.6   n/a MPO434465  

393866 (2005 SX274)          Discovered 2005-Sep-29 by Mt. Lemmon Survey at Mount Lemmon
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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