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JPL Small-Body Database Browser
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42849 Podjavorinska (1999 RK44)
Classification: Main-belt Asteroid          SPK-ID: 2042849
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225851110392621 3.7979e-08  
a 2.784255827617709 1.367e-08 au
q 2.164521935065708 1.0694e-07 au
i 5.494806823647739 6.2962e-06 deg
node 191.9089074870259 4.4934e-05 deg
peri 252.3330690436894 4.8543e-05 deg
M 97.11189364396829 1.4164e-05 deg
tp 2458542.746098134735
6.7077e-05 TDB
period 1696.922987370156
n .2121486965993183 1.5624e-09 deg/d
Q 3.403989720169708 1.6713e-08 au
  Orbit Determination Parameters
   # obs. used (total)      966  
   data-arc span      9273 days (25.39 yr)  
   first obs. used      1994-09-09  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47973  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 07:11:34  

Additional Information
 Earth MOID = 1.18804 au 
 Jupiter MOID = 1.88108 au 
 T_jup = 3.289 
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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 14.8   n/a MPO468281  
diameter diameter 5.044 km 0.159 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 6.123 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.083   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

42849 Podjavorinská           Discovered 1999 Sept. 15 by A. Galád and P. Kolény at Modra.
Ludmila Podjavorinská (Riznerová, 1872-1951), a writer of both prose and poetry, was the first Slovak poet to publish her poems in a book. The most famous of her writings were for children. In 1947 she received a National artist award for her contributions to Slovak literature.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060413/MPCPages.arcLast Updated: 2006-04-17

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
FirstGov 2020-Feb-25 13:35 UT
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