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3313 Mendel (1980 DG)
Classification: Main-belt Asteroid          SPK-ID: 2003313
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 .1315597768122219 3.4839e-08  
a 2.655872567713629 1.3452e-08 au
q 2.306466565463522 9.5519e-08 au
i 11.40230933569302 4.0685e-06 deg
node 272.3468915036502 2.6003e-05 deg
peri 346.7821654961426 3.3268e-05 deg
M 17.33701754195987 2.2139e-05 deg
tp 2458924.365558807331
(2020-Mar-15.86555881)
9.7067e-05 TDB
period 1580.917753761611
4.33
1.2011e-05
3.288e-08
d
yr
n .2277158309743955 1.73e-09 deg/d
Q 3.005278569963737 1.5221e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1952  
   data-arc span      17166 days (47.00 yr)  
   first obs. used      1972-05-11  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41641  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 23:01:32  

Additional Information
 Earth MOID = 1.2924 au 
 Jupiter MOID = 2.08952 au 
 T_jup = 3.348 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.2   n/a MPO384781  
diameter diameter 8.791 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.275   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3313 Mendel (1980 DG)          Discovered 1980-Feb-19 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1980 DG = 1972 JB1 = 1982 TP2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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