ASTEROIDAL OCCULTATION - REPORT FORM

    +------------------------------+  +------------------------------+
    |            EAON              |  |            IOTA/ES           |
    |                              |  |   INTERNATIONAL OCCULTATION  |
    |     EUROPEAN  ASTEROIDAL     |  |      TIMING  ASSOCIATION     |
    |     OCCULTATION NETWORK      |  |       EUROPEAN SECTION       |
    +------------------------------+  +------------------------------+

1 DATE: 2007/04/21              STAR: TYC 1407-00130-1       ASTEROID:  (17) Thethis     N°: 

2 OBSERVER: Name: Bernd Gaehrken      Abbr:        Phone:
            E-mail: gaehrken@surfeu.de	
            Address: Am Holzbach 41, 33378 Rheda-Wd, Germany

3 OBSERVING STATION: Nearest city: Helchenbach
  Station: mobil
  Latitude: N 48 48 04 (WGS84)
  Longitude: E 11 58 59 (WGS84)
  Altitude: 400
  
  Single, OR Double or Multiple station (Specify observer's name):
  single station

                         +----------------------------------+
4 TIMING OF EVENTS:      |                                  |
                         |  OCCULTATION RECORDED: posiTIVE  |
                         |                                  |
                         +----------------------------------+
  Type of event
  Start observation   Interrupt-start   Disappearance   Blink   Flash
  End observation     Jnterrupt-end     Reappearance    Other (specify)

                                                  Comments
  Event   Time (UT)    P.E.   Acc.   
  Code   HH MM SS.ss   S.ss   S.ss
  
    S  - 22 40 56    -      -      :
       
    R  - 22 46 38.72 -      -      :
    D  - 22 46 45.12 -      -      :
       -             -      -      :
    E  - 22 47 32    -      -      :
  
                          Duration : 6.4  +/- 0.16 s
                         Mid-event : 22 46 41.92



5 TELESCOPE: Type: Refraktor    Aperture: 120 mm     Magnification:
             Mount: aquatorial  Motor drive: yes

6 TIMING & RECORDING:
  Time source: DCF-Clock
  Sensor: Mintron
  Recording: PC
  Time  insertion (specify): Recording DCF-Clock
   

7 OBSERVING CONDITIONS:
  Atmospheric transparency: good      Wind: no    Temperature: 0 C
  Star image stability: good          Minor planet visible: no

8 ADDITIONAL COMMENTS:

Parallel visuall observation with 13 inch Dobson.
During eclipse the minor Planet was visible
in front of the star.

Further information on my homepage at:
http://www.astrode.de/thetis.htm
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