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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2016682346008237 4.414e-08  
a 2.646155989908464 1.0776e-08 au
q 2.11251038294523 1.1826e-07 au
i 5.04809900115704 5.1556e-06 deg
node 34.20612116745205 4.4584e-05 deg
peri 187.6970421940423 4.5829e-05 deg
M 2.190562785757059 9.9214e-06 deg
tp 2459386.933021572672
(2021-Jun-21.43302157)
4.3327e-05 TDB
period 1572.249951579395
4.30
9.6038e-06
2.629e-08
d
yr
n .2289712266413899 1.3986e-09 deg/d
Q 3.179801596871699 1.2949e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1037  
   data-arc span      15787 days (43.22 yr)  
   first obs. used      1978-04-11  
   last obs. used      2021-07-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-25 18:09:47  

Additional Information
 Earth MOID = 1.10489 au 
 Jupiter MOID = 1.79728 au 
 T_jup = 3.358 
[ 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 15.30   n/a MPO637171  

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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