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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121659653844803 3.7602e-08  
a 2.550793677715834 1.1306e-08 au
q 2.240465001855414 9.6027e-08 au
i 4.482557537273285 4.4911e-06 deg
node 265.1926573702441 5.9183e-05 deg
peri 166.3265330613019 6.305e-05 deg
M 317.7671276763495 2.2367e-05 deg
tp 2458775.065952891959
(2019-Oct-18.56595289)
9.2833e-05 TDB
period 1488.029101111191
4.07
9.8936e-06
2.709e-08
d
yr
n .2419307523832488 1.6085e-09 deg/d
Q 2.861122353576254 1.2682e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1409  
   data-arc span      23725 days (64.96 yr)  
   first obs. used      1954-12-22  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53062  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 23:42:18  

Additional Information
 Earth MOID = 1.25521 au 
 Jupiter MOID = 2.38739 au 
 T_jup = 3.426 
[ 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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