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JPL Small-Body Database Browser
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11830 Jessenius (1984 JE)
Classification: Main-belt Asteroid          SPK-ID: 2011830
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1773768622334368 4.1711e-08  
a 2.263973842746907 7.2152e-09 au
q 1.862397266341884 9.2771e-08 au
i 8.741434206382076 5.0572e-06 deg
node 22.8149798208817 2.4628e-05 deg
peri 113.6622288245649 2.8124e-05 deg
M 266.398595481137 1.4709e-05 deg
tp 2459324.008278677854
5.1565e-05 TDB
period 1244.243939742992
n .2893323314673816 1.3831e-09 deg/d
Q 2.66555041915193 8.495e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1691  
   data-arc span      14620 days (40.03 yr)  
   first obs. used      1979-11-14  
   last obs. used      2019-11-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4461  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-03 22:40:02  

Additional Information
 Earth MOID = .894952 au 
 Jupiter MOID = 2.38893 au 
 T_jup = 3.582 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8   n/a MPO395115  
diameter diameter 3.457 km 0.173 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  
rotation period rot_per 46.8 h n/a LCDB (Rev. 2019-August); 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:
[Rowe, B. (2019) Minor Planet Bull. 46, 92-94.]
geometric albedo albedo 0.489   0.061 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (  

11830 Jessenius           Discovered 1984 May 2 by A. Mrkos at Klet.
Ján Jesenský (Jessenius, 1566-1621) was a physician, head of Prague university beginning in 1618 and Tycho Brahe's friend in Prague. He was executed at the beginning of the Thirty Years' War. The name was suggested by J. Ticha and M. Tichy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1984 JE = 1979 VV1 = 1989 VB5 = 1996 TR13 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
FirstGov 2020-May-30 14:41 UT
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