[Aavso-photometry] GJ 436 Campaign Web Page

arne arne at aavso.org
Fri Jun 8 21:01:20 EDT 2007


Wolfgang Renz wrote:
> Hi Aaron, hi Arne
> 
> There is a recommendation to go as blue as possible.
> Do the higher scintillation and higher extinction in the
> blue not more than outweigh the mentioned advantage ?
> The transformation might work better in the blue, but one
> will also have noisier data. IMO in general going as red
> as possible (at least with higher amp exoplanets) should
> be better (especially if one doesn't transform the data).
> 
The benefits of the blue bandpasses outweigh the disadvantages,
for this particular red dwarf. For other systems, red bandpasses
might be better.  You have to look at each case individually.

Thanks again for your great references, Wolfgang!
Arne


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