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JPL Small-Body Database Browser
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19955 Holly (1984 WZ1)
Classification: Main-belt Asteroid          SPK-ID: 2019955
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1453426035964488 3.8262e-08  
a 3.066418046761073 1.9867e-08 au
q 2.620736864129682 1.2247e-07 au
i 12.12281189618472 4.1576e-06 deg
node 127.7347438536634 1.9115e-05 deg
peri 221.7569292550934 2.3367e-05 deg
M 223.1721727463962 1.4475e-05 deg
tp 2459345.948079278211
(2021-May-11.44807928)
8.1418e-05 TDB
period 1961.306511450784
5.37
1.906e-05
5.218e-08
d
yr
n .1835511165124859 1.7838e-09 deg/d
Q 3.512099229392465 2.2754e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1552  
   data-arc span      14826 days (40.59 yr)  
   first obs. used      1978-10-08  
   last obs. used      2019-05-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50368  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 02:47:44  

Additional Information
 Earth MOID = 1.6261 au 
 Jupiter MOID = 1.91574 au 
 T_jup = 3.182 
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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 13.2   n/a MPO435885  
diameter diameter 7.784 km 0.116 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.140   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

19955 Hollý           Discovered 1984 Nov. 28 by M. Antal at Piszkéstető.
Ján Hollý (1785-1849) was a famous Slovak classical poet, Catholic priest and member of the Slovak revival movement. He wrote epic ballads in Bernolák's language and used rules of antique poetry. His most important works are the translation of Virgil's Aeneid and the first national epic Svätopluk.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20010804/MPCPages.arcLast Updated: 2009-05-11

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Alternate Designations
 1984 WZ1 = 1978 TL8 = 1998 KS68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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