(meteorobs) Meteors, natural and otherwise -Addendum

stange34 at sbcglobal.net stange34 at sbcglobal.net
Sun Oct 21 17:50:11 EDT 2007


Actually the term pixel is not correct. The settings are byte levels of 
brightness for pixels.

Pixel was just a handy referral to those byte levels.

Larry


----- Original Message ----- 
From: "Chris Peterson" <clp at alumni.caltech.edu>
To: "Global Meteor Observing Forum" <meteorobs at meteorobs.org>
Sent: 2007/10/21 13:29
Subject: Re: (meteorobs) Meteors, natural and otherwise


>> I will try a much higher sensitivity setting to help
>> offset the reduction in magnitude.
>
> What does that mean? Is this some kind of threshold setting used by the
> Sentinel system? The PC164C is always operating at maximum sensitivity,
> i.e. maximum S/N, so there's no way to change its true sensitivity. I'd
> expect any meteor detection software to already be operating at a
> detection threshold just above the noise floor of the camera.
>
> Chris
>
> *****************************************
> Chris L Peterson
> Cloudbait Observatory
> http://www.cloudbait.com
>
>
> ----- Original Message ----- 
> From: <stange34 at sbcglobal.net>
> To: "Global Meteor Observing Forum" <meteorobs at meteorobs.org>
> Sent: Saturday, October 20, 2007 10:53 PM
> Subject: Re: (meteorobs) Meteors, natural and otherwise
>
>
>> OK Chris, thankyou.
>>
>> That settles it.... I am going to try day & night with the IR dome
>> starting
>> right now.(15 minutes). I will try a much higher sensitivity setting
>> to help
>> offset the reduction in magnitude.
>>
>> Just "maybe" it can do both worlds with a common sensitivity setting
>> without
>> too much false triggering...... It will be an interesting trial
>>
>> Larry
>
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