ASTEROIDAL  OCCULTATION  -  REPORT  FORM     IOTA / ES

2017  10  12     TYC  5830-00820-1     Lorbach  1755

Dariusz Miller

Warsaw
52  14  13,8"   N    
21  09  20,3"   E
93  m
Datum  (WGS 84 prefered)
Single

Negative
S   19 : 48 : 30"        UT
E   19 : 53 : 00"

Telescope:   Newtonian  D=270  F=6.3  Magnification 68
                   Mount:  AZ  Motor drive:  NO

Visual
RAD   CLOCK   STOPWATCH

Observing conditions:
Atmospheric transparency:  Cloud efore the observation, good during
the observation and cloud again after observation . 
Strong wind up to 30 km/h.
Star image stability:  Good
Wind:  In place of obserwation  15 km/h
Temperature:  +11
Minor planet visible:  NO