(meteorobs) Nice variety of Fireballs occured.

[meteoreye at comcast.net]

I know about them, and I know what they are. I'm looking for an "official" IAU definition.

Wikipedia says -5, but with no supporting reference, that means nothing.

Wayne

-------------- Original message -------------- 
From: Ed Majden <epmajden at shaw.ca> 

> 
> There are several definitions listed on the IMO Web site at: 
> http://www.imo.net/imo/intro Look under definitions. 
> 
> Ed Majden 
> 
> On 6-Oct-07, at 12:17 PM, Chris Peterson wrote: 
> 
> > There is a formal IAU definition for fireball, which is any meteor 
> > with an apparent magnitude brighter than any planets, which is 
> > generally taken as -4 or brighter. The IMO sometimes uses a zenith 
> > normalized value of brighter than magnitude -3. 
> > 
> > Chris 
> > 
> > ***************************************** 
> > Chris L Peterson 
> > Cloudbait Observatory 
> > http://www.cloudbait.com 
> > 
> 
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