From: Milton Aupperle <milton@outcastsoft.com>

Date: June 18, 2006 11:03:42 AM MDT

To: Astro_IIDC@yahoogroups.com

Subject: Re: [Astro_IIDC] Jupiter June 15


Really nice shots Phil.


Amazing amount of detail.


Milton J. Aupperle

President

ASC - Aupperle Services and Contracting

Mac Software (Drivers, Components and Application) Specialist

#1005 - 815 14th Avenue. S.W.

Calgary Alberta Canada T2R0N5

1-(403)-229-9456

milton@outcastsoft.com

www.outcastsoft.com



On 17-Jun-06, at 12:16 AM, Phil Houston wrote:


Here's another Jupiter image, this one showing Ganymede's shadow and

Io off tho the right of the planet.  Imaging information follows.


Time - 10;06 PM EDT -  June 15, 2006

Location - St. Petersburg, FL

Seeing - 8/10

Temperature - 81 F

Winds calm

Telescope - OTI Quantum 6, 2X Barlow, operating at F/42 ( roughly 6

meters)  producing an image diameter of 283 pixels for 42.3" arc

planet .  (.149 arc sec./pixel)

Camera - DMK 31AF03 - monochrome CCD


Luminance Frame

Stack of 458/1019

Gamma:  1.30

Brightness: 756

Black Point: 0

Exposure: 66.67 ms


RGB Frames

Stack of 100/200

Gamma:  1.30

Brightness: 818

Black Point: 0

Exposure: 133.33 ms


Image processing:

Astro IIDC - Planetary, No fine alignment, 2X resampled

Photoshop - Levels, Unsharp mask, Gaussian blur,  RGB image was

produced, adjusted, and layered on the luminance image,  final image

size was reduced.



http://www.knology.net/~pkh111/astrophotos/Q6jupiter.html


Next time I will try Milton's and Alan's imaging and processing

suggestions.


Phil