[AZ-Observing] Re: Check Out These "Backyard" Images...
- From: Greg Askins <gregaskins@xxxxxxx>
- To: az-observing@xxxxxxxxxxxxx
- Date: Mon, 8 Sep 2003 11:09:49 -0700
Here are a brief sampling of some other objects that were taken from
his suburban backyard (not Yosemite or Fremont Peak State Park):
http://www.rdcrisp.darkhorizons.org/m31_the_andromeda_galaxy_page.htm
http://www.rdcrisp.darkhorizons.org/ced214_emission_nebula_page.htm
http://www.rdcrisp.darkhorizons.org/ic1795_fsq_emission.htm
http://www.rdcrisp.darkhorizons.org/ic1795_ha_o3_page.htm
http://www.rdcrisp.darkhorizons.org/ic1805_emission_nebula_page.htm
http://www.rdcrisp.darkhorizons.org/
ic5068_emission_nebula_in_halpha_page.htm
http://www.rdcrisp.darkhorizons.org/ic5070_pelican_nebula_color_page.htm
http://www.rdcrisp.darkhorizons.org/
m17_swan_nebula_emission_line_page.htm
Anyway, I found it amazing what technology and a lot of effort can
produce from suburban skies.
Greg Askins
Chandler, AZ
On Monday, September 8, 2003, at 10:50 AM, Brian Skiff wrote:
>>> ...from his "backyard in the San Francisco Bay Area, which suffers
>>> from
>>> typical urban light pollution".
>>> Pretty amazing images from a non-dark site.
>
> But in the material for the image itself at the photographer's
> site,
> it says the iamges were taken at a place near Yosemite (i.e. fairly
> dark)
> and at Fremont Peak State Park, which seems to be the Silicon Valley
> equivalent of Vekol Road, medium-dark, specially if there's fog
> covering
> the urban areas. This is all narrow-band stuff (i.e. avoiding light-
> pollution lines) on what is after all one of the highest
> surface-brightness
> nebulae in the sky. I would commend the guy not for getting something
> like this from less-than-perfect sites, but the large amount of time
> both exposing and processing the data. See details here:
>
> http://www.rdcrisp.darkhorizons.org/
> m8_hourglass_region_emission_page.htm
>
> \Brian
> --
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