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Re: (meteorobs) Re: Automated video detection of meteors




-----Oorspronkelijk bericht-----
Van: GeoZay@aol.com <GeoZay@aol.com>
Aan: meteorobs@jovian.com <meteorobs@jovian.com>
Datum: woensdag 21 juli 1999 20:14
Onderwerp: Re: (meteorobs) Re: Automated video detection of meteors


>
>
>sirko>>  Well folks, if _you_ promise to observe next February 10 hours
each
>>  night at -10 deg centigrade, full moon, and minimum sporadic activity,
>>  I'll switch off my system. :-)<<
>
>me>> In other words, since you have this period well covered and a lot more
>> accurately, I probably shouldn't bother if the mood for visual recording
>was
>> there?<<
>
>sirko>>when it's nighttime for you, it's daytime for me...<<
>
>yes true, I was genericly thinking about a worldwide video system already
in
>place.
>
>sirko>>What do you expect me to do? Shall I stop using a video system only
>not to
>discourage visual meteor observers? Would you forbid to use photocameras
>not to discourage visual observers of deep-sky objects? Would you stop
>builing spacecrafts like Galileo only not to discourage visual planetary
>observers?<<
>
>No I don't expect you to stop using a video system....I expect you to
>continue..dot it's only a natural progression to expand to video. I'm only
>saying that as the video camera comes into more usage, data from a visual
>meteor observer becomes less useful. Not too many visual observers are able
>to make significant contributions compared to the use of modern equipment.
>They become essentially spectators. As for building spacecrafts like
Galileo,
>again very little is gained from the long efforts of visual planetary
>observers compared to the relatively short periods of exploration done by
>various space probes. The big claim to fame that meteor observing has had
for
>a long while is that it was one of the last areas where you as a visual
>observer can significantly contribute to science by simply recording what
you
>see with your eyeballs. Now with the advent of video, this claim is on the
>verge of no longer being valid.
>
>sirko>>That's certainly not the way scientific progress is made. And that's
>what
>we are looking for: New insight into meteor showers, their
>properties and evolution. Or am I wrong?<<
>
>Nope, you are not wrong. You are only stating what I've been saying....out
>with the old and in with the new. In this case it's out with the data from
>the visual meteor recorder in favor of the video recorder.
>
>sirko>>The plain fact is that people do _not_ watch in cold February nights
>with
>full moon, simply because it's no fun.<<
>
>The plain fact is very few people watch on any nights other than during
>periods of major shower activity with nights being cold or warm. automated
>video camera usage has an easy niche to fill. I highly doubt video cameras
>would be turned off during the major showers nor would I want them to. With
>more automated video camera usage however, the effect would be less
>motivation to get others out there to record serious visual meteor data.
For
>those that do get interested, no doubt they should want to elevate to
video.
>If not, their interest will probably dwindle to simply observing for the
fun
>of it without recording data.
>
>sirko>>PS: I can ensure you that we are still many years away from a global
>coverage of meteor activity by video systems. You would need several dozen
>expensive video systems spread all over the world, the appropriate
>computer hardware and people willing to operate such a station. <<
>
>How long has the video camera been available to the general public? Not too
>many years. It has boomed into nearly every american household. The same
with
>computers. It wouldn't take too many automated video systems worldwide to
>deter the population of visual meteor observers even without adequate
global
>coverage in place. Just the knowledge that one's visual data is about as
>accurate as hitting a bullseye while diddling in a strong wind would deter
>any prospective visual meteor data recorder.
>
>sirko>>My camera
>is operated in every clear night. In the last few months I got on average
>around 30 hours of observations - that's only 4% of the whole month.
>In these four percent I monitored a field of view of 40 deg, which is
>again only 5% of the visible sky...<<
>
>Would you consider the data you got as being more accurate than what one
>would get if they were plotting visually? I would. If I lived near your
area
>and was a visual meteor recorder and I knew you operated on every clear
night
>with a video camera that wasa lot more accurate than what I could do
>visually....I wouldn't even bother to go out for anything other than to
enjoy
>what I am seeing no more than a spectator would.
>GeoZay

Hi Guy's
Ever heard of Koen Miskotte And Marco Langbroek
The one of the most active visual observers of Europe
There are members of Delphinus
And there observing site by site whit High tech Video camera systems
From  1993
NO Problem !!!!!

Robert Haas

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