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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1218381346165041 3.7506e-08  
a 2.550669940574702 1.0677e-08 au
q 2.239901072992691 9.582e-08 au
i 4.482396508682164 4.4804e-06 deg
node 265.1872098959792 5.7147e-05 deg
peri 166.1508642962758 6.085e-05 deg
M 103.0659198698539 2.1234e-05 deg
tp 2458774.516864467780
(2019-Oct-18.01686447)
8.7081e-05 TDB
period 1487.920827614467
4.07
9.3427e-06
2.558e-08
d
yr
n .2419483572772992 1.5192e-09 deg/d
Q 2.861438808156713 1.1978e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      23887 days (65.40 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:41:54  

Additional Information
 Earth MOID = 1.25432 au 
 Jupiter MOID = 2.38729 au 
 T_jup = 3.426 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456354.5 (2013-Mar-03.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1202986990949988 3.7366e-08  
q 2.244471891627788 9.5215e-08 au
tp 2455795.894220601280
(2011-Aug-22.39422060)
8.625e-05 TDB
node 265.3414742291977 5.7204e-05 deg
peri 165.7505585172322 6.1043e-05 deg
i 4.478085741741835 4.4803e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1494  
   data-arc span      23887 days (65.40 yr)  
   first obs. used      1954-12-22  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51576  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 02:41:54  

Additional Information
 Jupiter MOID = 2.38729 au 
 T_jup = 3.426 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.396210342593991E-15 -3.540606697270935E-15 1.472806596574744E-12 1.489171512867974E-14 3.639291302736222E-13 1.69059631065644E-15
q -3.540606697270935E-15 9.065902373973094E-15 -3.720261831037496E-12 -3.771465708123434E-14 -9.119848570547242E-13 -4.185282080229751E-15
tp 1.472806596574744E-12 -3.720261831037496E-12 7.439082861158018E-9 8.051337597097705E-12 1.861748361007564E-9 4.276572518979479E-12
node 1.489171512867974E-14 -3.771465708123434E-14 8.051337597097705E-12 3.272250464818774E-9 -3.259487925884814E-9 1.024648967416355E-10
peri 3.639291302736222E-13 -9.119848570547242E-13 1.861748361007564E-9 -3.259487925884814E-9 3.726205466110586E-9 -1.010834405585097E-10
i 1.69059631065644E-15 -4.185282080229751E-15 4.276572518979479E-12 1.024648967416355E-10 -1.010834405585097E-10 2.007321738721675E-11

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 14.48   n/a E2021B10  
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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