[IAN] lunar eclipse photometry (fwd)

[Jirí Dusek]

Jeníku, nemás u sebe knízku od Príhody o Slunecních hodinách? V knihovne ji 
nemáme a nikdo neví, kde je. Mi by se ted docela hodila :-)

J.


Hvezdárna a planetárium M. Koperníka v Brne
Kraví hora 2
616 00 Brno
tel. 541 321 287
mobil 775 35 45 55
http://www.hvezdarna.cz

..: http://dusek.hvezdarna.cz
----- Original Message ----- 
From: "Jan Hollan" <jhollan na amper....muni.cz>
To: <ian na amper....muni.cz>
Sent: Saturday, September 09, 2006 10:33 PM
Subject: [IAN] lunar eclipse photometry (fwd)


> Hodilo by se o tom jiste napsat clanek, ale mam ted jine nalehave psani.
> Aspon jsem to vyfotil, vyhodnotil a anglicky popsal. Je to trochu jiny
> pohled na zatmeni. Enjoy...
>
> Jinak, Pierantonio Cinzano vystavil pozoruhodne prispevky, ktere mel v
> Praze, viz www.lightpollution.it/istil
> -- v  polozce
>  Reports and presentations,
> i s uplnymi nazvy a dalsimi biblogr. udaji. Doporucuju.
>
> zdravi
> jh
>
> ---------- Forwarded message ----------
>
> You may like to glimpse onto a colourful summary of lunar eclipse I did
> mostly just as an illustration of my imaging photometry method.
> It's an 3.5 MB file overview.htm (with all the thumbnails are loaded)
> within    http://amper.ped.muni.cz/light/luminance/lun_eclipse/2006
>
> Ratio of luminances of the lunar rim in umbra and the opposite one is
> 1:1000 -- one candela per square metre in the earth shadow, and one
> thousand cd/m2 at the almost full-sun side. Toward the end of eclipse,
> maximal luminances are just over 4 kcd/m2.
>
> The directory gives also an example of how the SQM measurements match the
> imaging photometry
> (I took the effective space angle of SQM to be whole 2.2 srad).
>
> jenik
>
>
>
>
>


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