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JPL Small-Body Database Browser
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14134 Penkala (1998 RP42)
Classification: Main-belt Asteroid          SPK-ID: 2014134
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1217864143689255 3.7557e-08  
a 2.551069614470741 1.0728e-08 au
q 2.240383993318833 9.5972e-08 au
i 4.482487160867452 4.4836e-06 deg
node 265.1921391838551 5.7268e-05 deg
peri 166.2263330813715 6.098e-05 deg
M 54.60859155998372 2.1246e-05 deg
tp 2458774.743446368598
(2019-Oct-18.24344637)
8.7467e-05 TDB
period 1488.270563030961
4.07
9.388e-06
2.57e-08
d
yr
n .2418915007408575 1.5258e-09 deg/d
Q 2.86175523562265 1.2035e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1476  
   data-arc span      23783 days (65.11 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51723  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 20:51:56  

Additional Information
 Earth MOID = 1.25533 au 
 Jupiter MOID = 2.38654 au 
 T_jup = 3.425 
[ 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 14.5   n/a MPO309263  
diameter diameter 3.299 km 0.852 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.339   0.290 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14134 Penkala           Discovered 1998 Sept. 14 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Brad Penkala mentored a finalist in the 2002 Discovery Channel Youth Science Challenge (DCYSC), a middle school science competition. He teaches at the Goleta Valley Junior High School, Goleta, California.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20021021/MPCPages.arcLast Updated: 2003-10-02

[ show close-approach data ]
Alternate Designations
 1998 RP42 = 2000 CS44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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