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85320 Bertram (1995 EP8)
Classification: Main-belt Asteroid          SPK-ID: 2085320
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2019337160116899 4.5545e-08  
a 2.64696554270843 2.2428e-08 au
q 2.112453954514417 1.1991e-07 au
i 5.047703380698118 5.4086e-06 deg
node 34.21547321216535 5.8857e-05 deg
peri 187.6471911478647 6.0855e-05 deg
M 271.5939424713139 2.2292e-05 deg
tp 2459386.778362321407
(2021-Jun-21.27836232)
0.00010129 TDB
period 1572.97151714501
4.31
1.9992e-05
5.474e-08
d
yr
n .2288661912031381 2.9089e-09 deg/d
Q 3.181477130902443 2.6957e-08 au
  Orbit Determination Parameters
   # obs. used (total)      718  
   data-arc span      15265 days (41.79 yr)  
   first obs. used      1978-04-11  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59846  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 20:29:51  

Additional Information
 Earth MOID = 1.1043 au 
 Jupiter MOID = 1.79782 au 
 T_jup = 3.357 
[ 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 15.2   n/a MPO417412  

85320 Bertram           Discovered 1995 Mar. 4 by F. Börngen at Tautenburg.
Bertram von Minden (1340?--1414?) is a main representative of the late Gothic North German painting (altar-pieces for the St.-Petri-Church in Hamburg) and one of the earliest historical fixed masters. Bertram is also the youngest grandson (b. 2002) of the discoverer.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050919/MPCPages.arcLast Updated: 2005-09-26

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Alternate Designations
 1995 EP8 = 1978 GS3 = 2001 TU84 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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