A Space & astronomy forum. SpaceBanter.com

Go Back   Home » SpaceBanter.com forum » Astronomy and Astrophysics
Site Map Home Authors List Search Today's Posts Mark Forums Read Web Partners

Post New Thread
Threads in Forum : Amateur Astronomy Forum Tools Search this Forum Feed Icon
  Thread / Thread Starter Last Post Reverse Sort Order Replies Views
from 120 feet to 240,000 miles in less than a lifetime by Brian Tung
Chris Marriott wrote: The first "powered flights" were powered airships. I have a vague feeling (but no more than that) that it was a Frenchman who first...
(Multi-page thread 1 2 3)
July 25th 03 09:57 PM
by Doogie Hoosier Go to last post
27 1,201
Comparison of two budget 2" low power eyepieces by Florian
I did a brief comparison of the BW-Optik 30mm Ultrawide with the Orion = 35mm DeepView last night in my Guan Sheng 10" f5 dob. The 30mm Ultrawide = was...
(Multi-page thread 1 2 3)
July 25th 03 08:11 PM
by Michael McCulloch Go to last post
29 3,085
Friday's Sun, 2003/7/25 by Dave Mitsky
I joined my friend Tony Donnangelo for some Friday morning (~15:30 to 16:00 UT) H-alpha solar observing today. I arrived after most of the activity that Tony...
July 25th 03 08:01 PM
by Dave Mitsky Go to last post
0 605
Question regarding reflective coatings. by Chris1011
Neat looking toy, eh? =) Does anyone know how the general process works? It's the same process that is used to deposit various layers on a microprocessor...
(Multi-page thread 1 2)
July 25th 03 07:55 PM
by Al Hall Go to last post
12 1,358
GP-C5 mount by Mick
I am wondering if there is any concise instructions online for using the setting circles on the GP or C5 mount? After polar aligning, what is done next to set...
July 25th 03 07:49 PM
by Jeroen Smaal Go to last post
1 839
ok so this is by Tom Markert
WAY OFF TOPIC, but to funny to pass up! http://www.ananova.com/news/story/sm_801020.html you gotta see this polar bear! I havent had anything to drink in...
July 25th 03 05:44 PM
by [email protected] Go to last post
8 610
Orion UltraBlock Narrowband Light Polution Filter by enterprise
Hello everyone, it's been quite a long time since I posted to this News Group. I am planning on ordering Orion's UltraBlock Narrowband Light Pollution Filter....
(Multi-page thread 1 2)
July 25th 03 05:06 PM
by Marc Murison Go to last post
13 1,664
ETX125 - photo adapter + Canon EOS 500 problem by Erick
Hello, When I try to use my camera to an ETX with a Meade photo-adapter, I am loosing the 24x36 format reflex vision. About 15% of the top part is cut off......
July 25th 03 11:49 AM
by Erick Go to last post
6 1,187
more about Mars magnification by Mick
At present Mars should be over 1/2 degree at 100 X's, which is a full moon disc. At 200 X's, Mars should appear as the moon would at 100 X's. This just...
(Multi-page thread 1 2)
July 25th 03 10:11 AM
by Paul Schlyter Go to last post
13 2,196
Apo Lens Re-centering tools by optidud
Learning that doublet apo with steeper curves that matches triplet in color correction has more potential for decentering. I think I'll keep my triplet and re...
(Multi-page thread 1 2)
July 25th 03 07:58 AM
by optidud Go to last post
19 1,864
What can I expect to see with this telescope? by rick
Hi, Before we begin, I know that this telescope is a very basic one, I know that there is better models for a few dollars more, etc. But I will buy it...
July 25th 03 06:51 AM
by gfphoto Go to last post
8 1,138
Citronella candle residue by Robert
The mosquitoes are getting to me even through a layer of Deet. I'm thinking about putting a couple of citronella candles in the observatory but I'm worried...
(Multi-page thread 1 2)
July 25th 03 05:35 AM
by Craig MacDougal Go to last post
10 1,384
Reading suggestions - History of Astronomy? by socalsw
My interest in astronomy got into high gear about a year ago with the gift of a telescope. Yes, it turned out to be one of those unmentionables, but it did...
(Multi-page thread 1 2)
July 25th 03 05:23 AM
by socalsw Go to last post
12 1,682
unknown object near Mars by Matt
This object appeared in six of the wide angle photographs I took of Mars with a camera using a 50mm f/1.8 lens. Because I could not find such a bright object...
(Multi-page thread 1 2)
July 25th 03 04:07 AM
by Matt Go to last post
11 1,333
2" to 1.25" adapter by Bogdan Tudose
I got my new uo 5mm ortho, and I need a few extra mm of in travel to reach focus with a 2" orion diagonal + adapter; the adapter adds 3/8" to the top of the...
July 25th 03 02:26 AM
by Bogdan Tudose Go to last post
4 1,469
Lasik - pros and cons ? by Cyberchondriac
Hi all, I didn't see any threads already discussing this subject, so I ask: Does anyone know of any absolute pros or cons regarding Lasik vision correction...
(Multi-page thread 1 2 3)
July 25th 03 02:14 AM
by Jim Cate Go to last post
21 1,822
LPR filters by Søren Kjærsgaard
Short and simple: Do they work? The idea sounds pretty much ok, and since I live in a moderate light polluted area maybe I should go for one... They're still...
July 24th 03 11:04 PM
by Brian Tung Go to last post
4 1,549
Mars images update by Rod Mollise
I've updated my website to show a composite of mars images attempts with a 4" apo through July. The result is visible on the front page of my site. ...
July 24th 03 11:02 PM
by Pete Lawrence Go to last post
3 636
New Widescans by Rich McMahon
I have both the 13 and 20 and like them very much.. Havent had a chance to compare them against Uncle Al''s stuff yet. But for the price there great. Rich On...
July 24th 03 10:54 PM
by Shneor Sherman Go to last post
5 655
Great APOD (Mars occultation) by Davoud
gibbonsc: Check out the APOD for a great image of the Mars occultation! http://antwrp.gsfc.nasa.gov/apod/astropix.html Yep, great image. But, what's...
July 24th 03 07:05 PM
by gibbonsc Go to last post
2 994
Post New Thread


Display Options
Showing threads 28981 to 29000 of 29258
Sorted By Sort Order
From The
Forum Tools Search this Forum
Search this Forum :

Advanced Search

New posts New posts More than 15 replies or 150 views Hot thread with new posts
No new posts No new posts More than 15 replies or 150 views Hot thread with no new posts
Closed Thread Thread is closed  
 
Posting Rules
You may not post new threads
You may not post replies
You may not post attachments
You may not edit your posts

vB code is On
Smilies are On
[IMG] code is On
HTML code is Off
Forum Jump


All times are GMT +1. The time now is 02:36 PM.


Powered by vBulletin® Version 3.6.4
Copyright ©2000 - 2024, Jelsoft Enterprises Ltd.
Copyright ©2004-2024 SpaceBanter.com.
The comments are property of their posters.