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JPL Small-Body Database Browser
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268082 (2004 RL139)
Classification: Main-belt Asteroid          SPK-ID: 2268082
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2042123978093587 2.3783e-07  
a 2.855214990573727 4.0476e-08 au
q 2.272144691087441 6.5415e-07 au
i .8597669712806597 8.5202e-06 deg
node 251.9082203496956 0.00045924 deg
peri 140.3372242686374 0.00046189 deg
M 339.9347909011985 2.8233e-05 deg
tp 2458698.719527061238
(2019-Aug-03.21952706)
0.00013701 TDB
period 1762.205894189151
4.82
3.7472e-05
1.026e-07
d
yr
n .2042894086253456 4.344e-09 deg/d
Q 3.438285290060013 4.8741e-08 au
  Orbit Determination Parameters
   # obs. used (total)      155  
   data-arc span      5564 days (15.23 yr)  
   first obs. used      2004-09-08  
   last obs. used      2019-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60242  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 17:25:49  

Additional Information
 Earth MOID = 1.27757 au 
 Jupiter MOID = 2.00214 au 
 T_jup = 3.273 
[ 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 17.2   n/a MPO503220  
diameter diameter 2.414 km 0.501 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.036   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

268082 (2004 RL139)          Discovered 2004-Sep-08 by LINEAR at Socorro
Reference: 20110319/Numbers.arcLast Updated: 2011-03-23

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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