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(meteorobs) [IMO-News] November Forward-Scatter Meteor Data [Udine, Italy]




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Lew Gramer <owner-meteorobs@jovian.com>


------- Forwarded Message

Date: Mon, 06 Dec 1999 10:48:34 +0000
From: Dario Giaiotti <giaiotti@forecast.ersa.fvgdot it>
Organization: Centro Servizi Agrometeorologici per il FVG
To: corelli@mail.conectadot it, furlanet@webtechna.com, imo-news@imodot net,
        imo-news@egroups.com, phillips@spacesciences.com, ips@eso.org
Subject: [IMO-News] ASSOCIAZIONE FRIULANA DI ASTRONOMIA E METEOROLOGIA
 GRUPPO DI RADIOASTRONOMIA
 For immediate release                          22 NOV 1999
 FORWARD SCATTER METEOR OBSERVATION
 Observer:     ASSOCIAZIONE FRIULANA DI ASTRONOMIA E METEOROLOGIA
 - Radio Astronomy Group -
 Location:     Remanzacco, Udine, Italy
 (Lat 46 05' 11"N, Lon 13 18' 59"E, alt. 113m)
 Frequency:    49.73826 MHz
 Trasmitter:   most likely a television broadcast station at Praha
 Antenna:      4 elements Yagi, elevation 45deg., orientation NNE
 Receiver:     ICOM-IC-R9000
 Observing
 method:       the audio signal is fed into a PC in real time and
 then it is sampled at 5 Hz. A/D converter and USB filter.
 Home made softwares
 Object: Leonids
 Report:
 ----------------------------------------------------------------------
 Observing period:  14.00 UT  Nov 17 1999    -    14.00 UT Nov 18 1999
 Counts of meteors have been manually performed on the plotted signal.
 Signal resolution of the plot is 1 second.
 The strongest activity was recorded during the period:
 [05.51 UT Nov 18 1999    -    05.55 UT Nov 18 1999]
 with much more than 10 counts per minute
 The longest period with more than 10 counts per minute is:
 [01.22 UT Nov 18 1999    -    01.49 UT Nov 18 1999]
 Observing period can be divided as follow:
 SUBPERIOD                           counts
 [14.00 UT Nov 17 1999    -    01.21 UT Nov 18 1999]       <   1/min
 [01.22 UT Nov 18 1999    -    01.49 UT Nov 18 1999]       >  10/min
 [01.50 UT Nov 18 1999    -    04.35 UT Nov 18 1999]       <   1/min
 [04.36 UT Nov 18 1999    -    05.50 UT Nov 18 1999]       >=  1/min &
 <=
 10/min
 [05.51 UT Nov 18 1999    -    05.55 UT Nov 18 1999]       >> 10/min
 [05.56 UT Nov 18 1999    -    06.00 UT Nov 18 1999]       >  10/min
 [06.01 UT Nov 18 1999    -    06.10 UT Nov 18 1999]       <   1/min
 [06.11 UT Nov 18 1999    -    06.20 UT Nov 18 1999]       >  10/min
 [06.21 UT Nov 18 1999    -    07.29 UT Nov 18 1999]       <   1/min
 [07.30 UT Nov 18 1999    -    07.33 UT Nov 18 1999]       >  10/min
 [07.34 UT Nov 18 1999    -    07.46 UT Nov 18 1999]       <   1/min
 [07.47 UT Nov 18 1999    -    07.49 UT Nov 18 1999]       >  10/min
 [07.50 UT Nov 18 1999    -    07.59 UT Nov 18 1999]       <   1/min
 [08.00 UT Nov 18 1999    -    08
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 7bit



        ASSOCIAZIONE FRIULANA DI ASTRONOMIA E METEOROLOGIA

                   GRUPPO DI RADIOASTRONOMIA

                          06 DEC 1999

FORWARD SCATTER METEOR OBSERVATION

Observer:     ASSOCIAZIONE FRIULANA DI ASTRONOMIA E METEOROLOGIA
              - Radio Astronomy Group -
Location:     Remanzacco, Udine, Italy
              (Lat 46 05' 11"N, Lon 13 18' 59"E, alt. 113m)
Frequency:    49.73826 MHz
Trasmitter:   most likely a television broadcast station at Praha
Antenna:      4 elements Yagi, elevation 45deg., orientation NNE
Receiver:     ICOM-IC-R9000
Observing
method:       the audio signal is fed into a PC in real time and 
              then it is sampled at 5 Hz. A/D converter and USB filter.
              Home made softwares


Object: Leonids

Report:
- ----------------------------------------------------------------------
Observing period:  14.00 UT  Nov 17 1999    -    14.00 UT Nov 18 1999

Counts of meteors have been manually performed on the plotted signal.
Signal resolution of the plot is 1 second.

The strongest activity was recorded during the period:

    [05.51 UT Nov 18 1999    -    05.55 UT Nov 18 1999]

with much more than 10 counts per minute

The longest period with more than 10 counts per minute is:

    [01.22 UT Nov 18 1999    -    01.49 UT Nov 18 1999]

Observing period can be divided as follow:

                     SUBPERIOD                           counts

[14.00 UT Nov 17 1999    -    01.21 UT Nov 18 1999]       <   1/min
[01.22 UT Nov 18 1999    -    01.49 UT Nov 18 1999]       >  10/min 
[01.50 UT Nov 18 1999    -    04.35 UT Nov 18 1999]       <   1/min
[04.36 UT Nov 18 1999    -    05.50 UT Nov 18 1999]       >=  1/min & <=
10/min
[05.51 UT Nov 18 1999    -    05.55 UT Nov 18 1999]       >> 10/min
[05.56 UT Nov 18 1999    -    06.00 UT Nov 18 1999]       >  10/min
[06.01 UT Nov 18 1999    -    06.10 UT Nov 18 1999]       <   1/min
[06.11 UT Nov 18 1999    -    06.20 UT Nov 18 1999]       >  10/min
[06.21 UT Nov 18 1999    -    07.29 UT Nov 18 1999]       <   1/min
[07.30 UT Nov 18 1999    -    07.33 UT Nov 18 1999]       >  10/min
[07.34 UT Nov 18 1999    -    07.46 UT Nov 18 1999]       <   1/min
[07.47 UT Nov 18 1999    -    07.49 UT Nov 18 1999]       >  10/min
[07.50 UT Nov 18 1999    -    07.59 UT Nov 18 1999]       <   1/min
[08.00 UT Nov 18 1999    -    08.02 UT Nov 18 1999]       >  10/min
[08.03 UT Nov 18 1999    -    14.00 UT Nov 18 1999]       <   1/min 


- -----------------------------------------------------------------------

For any question, contact:

Giorgio Bressan         gbressan@lycosmail.com
Massimo Deluca          massimodot deluca@liberodot it
Dario Giaiotti          giaiotti@forecast.ersa.fvgdot it

------- End of Forwarded Message


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