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JPL Small-Body Database Browser
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193926 (2001 RW2)
Classification: Main-belt Asteroid          SPK-ID: 2193926
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07848637972458468 4.463e-08  
a 2.238369213527267 1.1899e-08 au
q 2.062687717470546 9.9307e-08 au
i 3.131741613296523 6.1314e-06 deg
node 212.127531607764 8.3894e-05 deg
peri 119.1864629419325 9.3517e-05 deg
M 112.5752241446775 4.2721e-05 deg
tp 2458217.995690672099
(2018-Apr-09.49569067)
0.00014392 TDB
period 1223.195888831412
3.35
9.7539e-06
2.67e-08
d
yr
n .2943109957178881 2.3469e-09 deg/d
Q 2.414050709583988 1.2833e-08 au
  Orbit Determination Parameters
   # obs. used (total)      271  
   data-arc span      7333 days (20.08 yr)  
   first obs. used      1998-11-15  
   last obs. used      2018-12-13  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60112  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:01:14  

Additional Information
 Earth MOID = 1.05328 au 
 Jupiter MOID = 2.80526 au 
 T_jup = 3.630 
[ 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 17.1   n/a MPO454348  

193926 (2001 RW2)          Discovered 2001-Sep-09 by Yeung, W. K. Y. at Desert Eagle
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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