ARCHIVE September2007
Digital Setting Circles
The G-11 does not have a GOTO computer like the CG-5GT had, so I started out using manual setting circles. Despite complaints that you’ll hear about setting circles, this is actually quite […]
Re: DSC circuit – USB conversion?
Jimbo, thanks for the report on the success with the TTL232 modification. I’ll try to include that information on my web site for those who might be interested. On the issue with […]
ASCOM help
http://www.proaxis.com/~sandstone/Astro//Scripts/dscope.html http://enzerink.net/peter/astronomy/pages/ascomvalidator.htm
Re: DSC circuit – USB conversion?
Jimbo, Yes, there is an ASCOM driver for my interface. I’ve never actually written code to access it, so I don’t know the other side of the interface very well, but I […]
ASCOM + Java
http://jeamy.werk1.at/jascom/ definitely Java, definitely free http://www.marcchamberlin.com/telescope/doc/help.html definitely Java, defninitely not sure if it’s free.
Re: ASTROMART – Response to ad #520603
In a message dated 9/13/2007 8:13:27 P.M. Central Daylight Time, astromart@jimbo.net writes: Hi Ron, A Stiletto will definitely help you to find focus if you’re using a telescope. I did not find […]
siderealness, usno
http://aa.usno.navy.mil/faq/
more siderealness
http://home.att.net/~srschmitt/script_celestial2horizon.html#the%20source%20code
sidereal time calculator
where do all the constants come from? // test function test() { // Pleiades M45, 03h47.0m, +24�07′ // Boston, MA US 42�21′ N, 71�04′ W // UTC: 04/07/2004 01:00:00 // alt = […]
RECENT UPDATE
Polar Alignment Calculations
Here’s a page that derives Polar Alignment Calculations. (update 5/2020: the original site is gone, so I found the text on Wayback and am inserting it below. This is by the original […]
Gear / Observatory / Telescope
Special Guest Star takes the mount at Hilltop O
The Astro Jedi needed somewhere to store his light sab—- I mean, bucket, and I was only too happy to accommodate him. I have decided that I need to come to a […]
General / Maintenance / Observatory
Dome shutter is motorized again!
I finally decided to bite the bullet and fix the shutter motor. Things went sideways last winter, and I’ve been opening the shutter manually (and tying it shut with rope, so we […]
Trixie 2017 – tube mods
I finally got around to cutting the MTA-UTA tubes to length; the only eyepiece that would come to focus with the focuser spacer in place is the Televue 55mm Plossl. If I […]
MOST COMMENTED
Observatory
Observatory 2.0 – Time has come today!
General / Maintenance
First Light, a deeper look
Mount / Observatory / Telescope
Observatory 2.0 – Result!
Observatory
Observatory 2.0 – The Pier goes in
Gear / General / Maintenance
Martin Farmer Wormblock installation notes
Deep Sky / Long Exposure Photography
NGC2244, The Rosette Nebula
Deep Sky / Long Exposure Photography
Another beautiful night.