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3364 Zdenka (1984 GF)
Classification: Main-belt Asteroid          SPK-ID: 2003364
[ 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 2459000.5 (2020-May-31.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1043983346016315 3.16e-08  
a 2.198679791175921 5.6779e-09 au
q 1.969141282654892 7.1118e-08 au
i 5.549437464539572 2.7669e-06 deg
node 145.9845603223811 3.6014e-05 deg
peri 108.6655716237042 3.9542e-05 deg
M 343.1579024317341 1.5146e-05 deg
tp 2459056.210246755378
(2020-Jul-25.71024676)		 5.0043e-05 TDB
period 1190.807068457145
3.26		 4.6127e-06
1.263e-08		 d
yr
n .3023159750524741 1.171e-09 deg/d
Q 2.42821829969695 6.2706e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2588  
   data-arc span      30228 days (82.76 yr)  
   first obs. used      1938-02-06  
   last obs. used      2020-11-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45724  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:11:47  

Additional Information
 Earth MOID = .96276 au 
 Jupiter MOID = 2.61016 au 
 T_jup = 3.653 
[ 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 13.5   n/a MPO502185  
diameter diameter 5.399 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 7.584 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Higgins, D. (2008) Minor Planet Bull. 35, 30-32.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.183   0.033 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

3364 Zdenka (1984 GF)          Discovered 1984-Apr-05 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1984 GF = 1938 CE = 1952 QU = 1978 OF 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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