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20060 Johannforster (1993 PV5)
Classification: Main-belt Asteroid          SPK-ID: 2020060
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1155005619092623 1.1427e-08  
a 3.069050140088692 1.4379e-08 au
q 2.714573124380748 3.5788e-08 au
i 9.720242289969875 9.2023e-07 deg
node 317.2187760953535 3.1691e-06 deg
peri 45.72655643015453 1.6201e-05 deg
M 8.349158642600727 1.2501e-05 deg
tp 2459154.954590117389
(2020-Nov-01.45459012)
6.8233e-05 TDB
period 1963.832316477909
5.38
1.3801e-05
3.779e-08
d
yr
n .1833150401790171 1.2883e-09 deg/d
Q 3.423527155796636 1.604e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2082  
   data-arc span      11836 days (32.41 yr)  
   first obs. used      1988-09-16  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46888  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:12:17  

Additional Information
 Earth MOID = 1.7197 au 
 Jupiter MOID = 2.04509 au 
 T_jup = 3.199 
[ 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 13.04   n/a E2021B10  

20060 Johannforster           Discovered 1993 Aug. 15 by E. W. Elst at Caussols.
German naturalist Johann Reinhold Forster (1729-1798) and his son Georg accompanied James Cook on the second Pacific Voyage. In Observations made during a Voyage around the World (1778), he described his investigations. In 1779 he became professor of natural history and mineralogy at the University of Halle.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20070926/MPCPages.arcLast Updated: 2007-09-30

Alternate Designations
 1993 PV5 = 1988 SG4 = 1998 MB46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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