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43971 Gabzdyl (1997 GB4)
Classification: Main-belt Asteroid          SPK-ID: 2043971
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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1778712756744905 3.4263e-08  
a 2.646049627817229 1.3539e-08 au
q 2.175393405019368 9.0105e-08 au
i 2.335842009047784 5.1655e-06 deg
node 183.8274405849488 9.2716e-05 deg
peri 79.98789209019807 9.4073e-05 deg
M 176.7261802715549 1.904e-05 deg
tp 2458624.719511584850
(2019-May-21.21951158)
7.9842e-05 TDB
period 1572.155157784362
4.30
1.2066e-05
3.303e-08
d
yr
n .2289850325634194 1.7574e-09 deg/d
Q 3.116705850615091 1.5947e-08 au
  Orbit Determination Parameters
   # obs. used (total)      655  
   data-arc span      9603 days (26.29 yr)  
   first obs. used      1994-10-29  
   last obs. used      2021-02-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5449  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:24:44  

Additional Information
 Earth MOID = 1.16123 au 
 Jupiter MOID = 1.96168 au 
 T_jup = 3.369 
[ 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 15.85   n/a MPCxxxxx  
diameter diameter 3.812 km 0.046 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.064   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43971 Gabzdyl           Discovered 1997 Apr. 8 by M. Tichy and Z. Moravec at Klet.
Pavel Gabzdyl (b. 1974) is a Czech planetary astronomer who specializes in studying the moon. He is the author of a series of popular books, scientific and popular articles, as well as of educational performances at the Nicholas Copernicus Observatory and Planetarium in Brno.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070601/MPCPages.arcLast Updated: 2007-06-06

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Alternate Designations
 1997 GB4 = 2001 DR68 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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