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JPL Small-Body Database Browser
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392583 (2011 SL178)
Classification: Main-belt Asteroid          SPK-ID: 2392583
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02133534641726008 4.7241e-08  
a 2.795382594671372 3.1411e-08 au
q 2.735742138645278 1.4585e-07 au
i 8.801504723526707 6.2006e-06 deg
node 220.9281304032075 3.0433e-05 deg
peri 79.69531986252922 0.0001707 deg
M 298.8138306607339 0.00016493 deg
tp 2458890.642317420319
(2020-Feb-11.14231742)
0.00078199 TDB
period 1707.105304993877
4.67
2.8773e-05
7.878e-08
d
yr
n .2108832999035706 3.5544e-09 deg/d
Q 2.855023050697465 3.2081e-08 au
  Orbit Determination Parameters
   # obs. used (total)      189  
   data-arc span      7949 days (21.76 yr)  
   first obs. used      1997-09-28  
   last obs. used      2019-07-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50727  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 07:09:01  

Additional Information
 Earth MOID = 1.73611 au 
 Jupiter MOID = 2.17736 au 
 T_jup = 3.310 
[ 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 16.4   n/a MPO437607  

392583 (2011 SL178)          Discovered 1997-Sep-28 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

Alternate Designations
 2011 SL178 = 1997 SK14 = 2005 LK7 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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