Copyright © 2009 / 2012 - Alfons Diepvens - all rights reserved.

Visual observations
Instr : 150mm / f15 Refractor, 8x50 Binocular
ICQ Format

Comet observations of : 23P/ Brorsen-Metcalf 

  IIIYYYYMnL YYYY MM DD.DD eM/mm.m:r AAA.ATF/xxxx /dd.ddnDC /t.ttmANG ICQ XX*OBSxxx
   
   23        1989 07 14.04  S  9.3 AA 15.0R15   85  3    1            ICQ XX DIE02    
   23        1989 08 10.05  S  6.8 AA 15.0R15   85  5    4            ICQ XX DIE02    
   23        1989 08 13.08  S  6.6 AA 05.0B     20  6    5            ICQ XX DIE02    
   23        1989 08 28.10  S  5.3 AA 05.0B      8  4    7            ICQ XX DIE02    
   23        1989 09 03.13  S  5.6 AA 05.0B      8  4    8            ICQ XX DIE02    
   23        1989 09 04.12  S  6.2 AA 05.0B      8  3    8            ICQ XX DIE02