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129542 (1996 RK5)
Classification: Outer Main-belt Asteroid          SPK-ID: 2129542
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1030515494887288 4.6592e-08  
a 3.209619581778034 2.2136e-08 au
q 2.878863310606442 1.4673e-07 au
i 10.86151372315082 5.1025e-06 deg
node 198.3983583075232 1.92e-05 deg
peri 136.8224963007535 2.6549e-05 deg
M 64.81963419372921 1.7807e-05 deg
tp 2458622.333683525450
(2019-May-18.83368353)
0.00010381 TDB
period 2100.287599956997
5.75
2.1728e-05
5.949e-08
d
yr
n .1714050970959267 1.7732e-09 deg/d
Q 3.540375852949626 2.4417e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1137  
   data-arc span      18024 days (49.35 yr)  
   first obs. used      1971-03-25  
   last obs. used      2020-07-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5089  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 10:40:56  

Additional Information
 Earth MOID = 1.88204 au 
 Jupiter MOID = 1.93062 au 
 T_jup = 3.156 
[ 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 13.9   n/a MPO417676  
diameter diameter 9.084 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.059   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

129542 (1996 RK5)          Discovered 1996-Sep-15 by Laurie, S. P. at Church Stretton
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ show close-approach data ]
Alternate Designations
 1996 RK5 = 2000 HS16 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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