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136223 (2003 WL84)
Classification: Main-belt Asteroid          SPK-ID: 2136223
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1115955523751124 4.1799e-08  
a 2.30682432361979 1.333e-08 au
q 2.049392988993094 9.8921e-08 au
i 6.025197673738478 4.6273e-06 deg
node 299.91117643925 4.46e-05 deg
peri 351.0882072727158 5.0201e-05 deg
M 3.758051530623879 2.5686e-05 deg
tp 2458987.140800358261
(2020-May-17.64080036)
9.1246e-05 TDB
period 1279.735477769636
3.50
1.1093e-05
3.037e-08
d
yr
n .2813081345743571 2.4384e-09 deg/d
Q 2.564255658246485 1.4818e-08 au
  Orbit Determination Parameters
   # obs. used (total)      420  
   data-arc span      8205 days (22.46 yr)  
   first obs. used      1996-11-10  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62364  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 18:03:39  

Additional Information
 Earth MOID = 1.03343 au 
 Jupiter MOID = 2.59026 au 
 T_jup = 3.572 
[ 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 MPO469432  

136223 (2003 WL84)          Discovered 2003-Nov-19 by CSS at Catalina
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

[ show close-approach data ]
Alternate Designations
 2003 WL84 = 1999 RY257 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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