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JPL Small-Body Database Browser
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136966 (1998 RL39)
Classification: Main-belt Asteroid          SPK-ID: 2136966
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1869787831789927 5.3098e-08  
a 2.370740180769351 1.4733e-08 au
q 1.927462066535552 1.2521e-07 au
i 3.41198483365456 6.1686e-06 deg
node 133.7850821517664 0.00010378 deg
peri 235.8385855364028 0.00010575 deg
M 220.4215322757278 2.4794e-05 deg
tp 2459117.440184117050
(2020-Sep-24.94018412)
9.5194e-05 TDB
period 1333.289219435787
3.65
1.2428e-05
3.403e-08
d
yr
n .2700089333598171 2.5169e-09 deg/d
Q 2.814018295003149 1.7487e-08 au
  Orbit Determination Parameters
   # obs. used (total)      378  
   data-arc span      7558 days (20.69 yr)  
   first obs. used      1998-08-30  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57851  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 06:10:57  

Additional Information
 Earth MOID = .928353 au 
 Jupiter MOID = 2.6465 au 
 T_jup = 3.519 
[ 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 16.3   n/a MPO287573  

136966 (1998 RL39)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20061205/Numbers.arcLast Updated: 2006-12-13

[ show close-approach data ]
Alternate Designations
 1998 RL39 = 2000 DW50 = 2000 EM206 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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