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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1315872268521139 8.2685e-09  
a 2.654899722056255 1.0918e-08 au
q 2.305548830060425 2.1124e-08 au
i 11.39931157709657 5.8179e-07 deg
node 272.3345030336885 2.5893e-06 deg
peri 346.5531696675885 1.3043e-05 deg
M 63.09157812079304 1.0524e-05 deg
tp 2458923.589451556294
(2020-Mar-15.08945156)
4.6109e-05 TDB
period 1580.049198466317
4.33
9.7463e-06
2.668e-08
d
yr
n .2278410066910801 1.4054e-09 deg/d
Q 3.004250614052085 1.2354e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2554  
   data-arc span      17776 days (48.67 yr)  
   first obs. used      1972-05-11  
   last obs. used      2021-01-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38861  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 14:58:22  

Additional Information
 Earth MOID = 1.28984 au 
 Jupiter MOID = 2.08925 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 12.34   n/a E2021B10  
diameter diameter 8.791 km 0.132 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 13.2848 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
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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