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JPL Small-Body Database Browser
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2613 Plzen (1979 QE)
Classification: Main-belt Asteroid          SPK-ID: 2002613
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04437735618139434 4.6929e-08  
a 3.040763673704258 1.7984e-08 au
q 2.905822621092839 1.4024e-07 au
i 13.01909043897657 4.6897e-06 deg
node 277.5839979532261 2.524e-05 deg
peri 192.5810788426315 6.9554e-05 deg
M 136.0796282390956 6.3785e-05 deg
tp 2458268.412413688679
(2018-May-29.91241369)
0.00034302 TDB
period 1936.744937375993
5.30
1.7182e-05
4.704e-08
d
yr
n .1858788904272276 1.649e-09 deg/d
Q 3.175704726315677 1.8782e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2053  
   data-arc span      18323 days (50.17 yr)  
   first obs. used      1969-12-01  
   last obs. used      2020-01-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .44565  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 16:26:28  

Additional Information
 Earth MOID = 1.92379 au 
 Jupiter MOID = 1.98372 au 
 T_jup = 3.199 
[ 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 11.5   n/a MPO395018  
diameter diameter 28.007 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.077   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2613 Plzen (1979 QE)          Discovered 1979-Aug-30 by Brozek, L. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1979 QE = 1969 XA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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