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JPL Small-Body Database Browser
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393419 (2001 RS18)
Classification: Main-belt Asteroid          SPK-ID: 2393419
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2376277387130414 6.5588e-08  
a 2.790040116145315 2.1001e-08 au
q 2.127049192427032 1.9163e-07 au
i 4.184663844950988 6.4331e-06 deg
node 324.68648610666 7.8715e-05 deg
peri 350.1671871792635 8.0285e-05 deg
M 19.3245325991297 1.3658e-05 deg
tp 2458909.126429387663
(2020-Feb-29.62642939)
6.4266e-05 TDB
period 1702.213766449538
4.66
1.9219e-05
5.262e-08
d
yr
n .2114893012238321 2.3879e-09 deg/d
Q 3.453031039863597 2.5992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      207  
   data-arc span      6506 days (17.81 yr)  
   first obs. used      2001-08-16  
   last obs. used      2019-06-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59558  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 04:50:14  

Additional Information
 Earth MOID = 1.11348 au 
 Jupiter MOID = 1.85407 au 
 T_jup = 3.284 
[ 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 MPO440698  

393419 (2001 RS18)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: Last Updated: 2014-05-15

[ show close-approach data ]
Alternate Designations
 2001 RS18 = 2006 SE207 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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