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JPL Small-Body Database Browser
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390987 (2005 SN50)
Classification: Main-belt Asteroid          SPK-ID: 2390987
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0778669376405615 8.4001e-08  
a 2.278185914706673 3.1017e-08 au
q 2.100790554152603 1.838e-07 au
i 7.753902844939887 1.4261e-05 deg
node 196.8686506088181 5.3476e-05 deg
peri 39.57899533982855 0.00011694 deg
M 119.7420429360527 9.8885e-05 deg
tp 2458182.740501453819
(2018-Mar-05.24050145)
0.00034756 TDB
period 1255.97839980851
3.44
2.565e-05
7.023e-08
d
yr
n .2866291331561805 5.8536e-09 deg/d
Q 2.455581275260743 3.3432e-08 au
  Orbit Determination Parameters
   # obs. used (total)      118  
   data-arc span      4123 days (11.29 yr)  
   first obs. used      2005-09-24  
   last obs. used      2017-01-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63692  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-09 21:34:14  

Additional Information
 Earth MOID = 1.09645 au 
 Jupiter MOID = 2.53089 au 
 T_jup = 3.591 
[ 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 17.1   n/a MPO434442  

390987 (2005 SN50)          Discovered 2005-Sep-24 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

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