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JPL Small-Body Database Browser
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487449 (2014 SL18)
Classification: Main-belt Asteroid          SPK-ID: 2487449
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1076403727954135 6.7365e-08  
a 2.624652959503873 3.3155e-08 au
q 2.34213433648429 1.7661e-07 au
i 1.880039966333643 1.0148e-05 deg
node 353.7578906177826 0.00018809 deg
peri 243.4914674967646 0.00019359 deg
M 135.5848144094265 4.3272e-05 deg
tp 2458015.555302371391
(2017-Sep-19.05530237)
0.00018684 TDB
period 1553.124456182894
4.25
2.9429e-05
8.057e-08
d
yr
n .2317908256269238 4.392e-09 deg/d
Q 2.907171582523454 3.6723e-08 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      6715 days (18.38 yr)  
   first obs. used      2000-03-29  
   last obs. used      2018-08-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .6586  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 16:11:14  

Additional Information
 Earth MOID = 1.33092 au 
 Jupiter MOID = 2.09508 au 
 T_jup = 3.394 
[ 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 17.3   n/a MPO456350  

487449 (2014 SL18)          Discovered 2008-Jan-13 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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