Search the web
Sign In
New User? Sign Up
NewtonianReflector
? Already a member? Sign in to Yahoo!

Yahoo! Groups Tips

Did you know...
Real people. Real stories. See how Yahoo! Groups impacts members worldwide.

Best of Y! Groups

   Check them out and nominate your group.
Having problems with message search? Fill out this form to ensure your group is one of the first to be migrated to the new message search system.

Messages

  Messages Help
Advanced
Messages 989 - 1018 of 1381   Oldest  |  < Older  |  Newer >  |  Newest
Messages: Simplify | Expand   (Group by Topic) Author Sort by Date ^
989
... If the diagonal itself is center mounted on the spider--yes. ... Given a centered diagonal on a centered spider, yes. ... If the star is defocused enough,...
Vic Menard
vmpte2001
Offline Send Email
Apr 10, 2007
3:41 am
990
Hi: I have a 10 inch Newtownian and was looking for an automatic tracker. Found one which was quoted at over $1,000 U.S. Does any one know where I could buy a...
meme350a
Offline Send Email
Apr 15, 2007
5:04 am
991
Hi, This might be what looking for, and this just came up on Astromart http://www.astromart.com/classifieds/details.asp? classified_id=494927 . Good Luck, ...
largeformatfreak
largeformatf...
Offline Send Email
Apr 15, 2007
5:20 am
992
... a ... one for $699 + shipping. I have one and it is the best thing i ever did to my Dob. You can control it with the padel that comes with it or you can...
gandydancer3459
Offline Send Email
Apr 16, 2007
1:20 am
993
Want to thank you for answering me. The link to: DOB-Drover II for DOBS is good and I am follwing it up.The link to: stromart ...
meme350a
Offline Send Email
Apr 16, 2007
10:05 pm
994
My Small Telescope Astronomy Site has moved to: http://www.larrydsmith.com/astro I've improved some of the images with a perl written stacker program, and...
DocCPU
Offline Send Email
May 18, 2007
7:21 pm
995
I love it when I find a product that really works as it should. I recently purchased a new astro chair and was so impressed with it that I just had to write a...
Christopher Erickson
data_plumber1
Offline Send Email
Jun 9, 2007
8:29 pm
996
Looks pretty good alright, and not an outrageous price. I'm still using an adjustable stool I built from a design another amateur astronomer published. But if...
Larry
DocCPU
Offline Send Email
Jun 10, 2007
3:06 am
997
Lew With the respect to your choices Id go with the Orion 10 on the Atlas mount. I think you would be happier with the mount and the scope as a whole. The...
rhmcus
Offline Send Email
Jun 11, 2007
2:21 am
998
... and all ... seem ... purpose ... astrophotography. ... from the ... logic ... than ... Hi Rich: I have an orion 10 but am not familiar with an Atlas mount....
meme350a
Offline Send Email
Jun 15, 2007
8:56 pm
999
Hello, I am a long time user of refractor and Cassegrain design telescopes, and somehow had missed out on Newtonians until now. I have picked up a used...
jfmiller7
Offline Send Email
Jun 26, 2007
3:49 am
1000
Interesting!!! What kind of eyepiece are you using? "My advice is free and worth every penny!" -Christopher Erickson Network Design Engineer 5432 E. Northern...
Christopher Erickson
data_plumber1
Offline Send Email
Jun 26, 2007
4:08 am
1001
Christopher, I see this with the CCD camera on my computer screen when focusing. I was using the Takahashi supplied coma corrector. I am going to try it...
jfmiller7
Offline Send Email
Jun 26, 2007
4:52 am
1002
Sounds like something is out of collimation somewhere. Maybe an optical adapter, maybe the focuser. What does the star test look like? -Chris...
Christopher Erickson
data_plumber1
Offline Send Email
Jun 26, 2007
4:55 am
1003
The star test books quite good. I will try it without the corrector on the first clear night. I have never read anywhere about this phenomena, but I suspect...
Jim Miller
jfmiller7
Offline Send Email
Jun 26, 2007
2:10 pm
1004
I'm wondering if it's more an aspect of your CCD, which has resolution limits and pixel alignments of its own. ... ...
Larry
DocCPU
Offline Send Email
Jun 26, 2007
2:16 pm
1005
Hi Larry, that is a possibility, but when I focused my Mewlon (Dal Kirkham) I never noticed such behavior. I am going to try it once without the corrector to...
Jim Miller
jfmiller7
Offline Send Email
Jun 27, 2007
12:22 am
1006
Hi Group members. No leads as to the wherabouts of my 6" Dynascope Dob stolen from my home in Schenectady,NY about a year ago. Wanted poster link here. ...
Frank J. Cernik
old_dog_zero...
Offline Send Email
Jul 31, 2007
3:17 am
1007
Bummer. How long did you have it? Was it your main instrument? I use 6 inchers myself, kind of partial to them. Sorry you've not recovered it yet. ... ...
Larry
DocCPU
Offline Send Email
Jul 31, 2007
4:42 am
1008
Thanks, Larry I had it for about 4 years in the form it was in when stolen, I used the OTA on an eguatorial mount for about 3 years before that. Fortunately, I...
Frank J. Cernik
old_dog_zero...
Offline Send Email
Aug 5, 2007
6:02 pm
1009
Yes, I just got got one this week. It came with a 2 inch 32 mm eyepiece, got a 26mm and 40mm 2 inch also. The wife said get more eyepiece(s)I can't see the...
sv_kalakala
Offline Send Email
Aug 26, 2007
9:54 pm
1010
G'day all, I mean like what Opticraft suggesting. Is there a economical worm-gear manufacturer around? Mick....
miki63au
Offline Send Email
Aug 27, 2007
12:36 am
1011
Worm gear prices are closely related to their accuracy. The higher the accuracy (and size), the higher the cost. Try contacting Aeroquest Machining in Palmer,...
Christopher Erickson
data_plumber1
Offline Send Email
Aug 27, 2007
2:49 am
1012
For those of you who have not already discovered Al Degutis's on-line AstroPhoto Insight Magazine, I think you should take a moment to check it out. ...
Christopher Erickson
data_plumber1
Offline Send Email
Sep 9, 2007
1:39 am
1013
Sorry for this a bit of topic..but i invite all to join the beginners group for observing Variable stars, A nEWTONIAN IS PERFECT FOR VARIABLES, just go to: ...
Hans-Göran Lindberg
limpan12000
Offline Send Email
Nov 21, 2007
8:06 pm
1014
If you haven't started looking at Mars, nows the time. It isn't going to be super big this time around, but you can see some details on it even at that. Here's...
DocCPU
Offline Send Email
Dec 3, 2007
10:29 pm
1015
my newtonian is a meade 12" lightbridge, several mods already but biggest one is installing of tech2000 dob driver 2. cheaper than the GEq i would have needed...
doug
baileydoug76
Offline Send Email
Dec 5, 2007
7:40 pm
1016
Welcome aboard. Sounds like you have quite an instrument there. Maybe you could upload some images of it. I'm a 6" user myself, a pair of 6 inch scopes. One...
Larry
DocCPU
Offline Send Email
Dec 5, 2007
7:55 pm
1017
Hi there. I began observing several days ago. My best image from Dec 4 is linked: http://farm3.static.flickr.com/2121/2090244572_227a504677_o.jpg The lack of...
dently2000
Offline Send Email
Dec 6, 2007
3:22 am
1018
Darn, I wasn't able to get to your image. I'm having similar problems. What I see are vary faint details, can't really get good shapes for them. It's clouding...
Larry
DocCPU
Offline Send Email
Dec 6, 2007
4:48 am
Messages 989 - 1018 of 1381   Oldest  |  < Older  |  Newer >  |  Newest
Advanced
Add to My Yahoo!      XML What's This?

Copyright © 2009 Yahoo! Inc. All rights reserved.
Privacy Policy - Terms of Service - Guidelines - Help