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ASA_AstroSystemeAustria · ASA Astrographs and Mounts
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Group Information

  • Members: 495
  • Category: Telescopes
  • Founded: Dec 4, 2007
  • Language: English
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Messages 35 - 65 of 6885   Oldest  |  < Older  |  Newer >  |  Newest
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35 Doug Duncan
dduncanvt Offline Send Email 		Jan 3, 2008
2:12 am
Does anyone have experience with the Clement Focuser and the Robofocus motor? They look great from reading the materials on the respective web sites. Any...
36 Tom Davis
tvdavisid Offline Send Email 		Jan 3, 2008
5:41 pm
I used a 3" Belleraphon on my former astrograph -- 250mm f/4 mak newt. The focuser was excellent. Very stable even with heavy camera loads. The Robofocus unit...
37 ASA_AstroSystemeAustr... Send Email Jan 6, 2008
1:47 pm
Hello, This email message is a notification to let you know that a file has been uploaded to the Files area of the ASA_AstroSystemeAustria group. File :...
38 gilbertomagrone Offline Send Email Jan 6, 2008
1:58 pm
Hi group, Here is my first attempt at Astrodon Ha 6nm filter with the new ASA 12" f/3.8 mounted on a Paramount Me. CCD camera: SBIG STL 11K. Exposure time:...
39 gilbertomagrone Offline Send Email Jan 6, 2008
2:07 pm
Hi group! sorry, I made a mistake. Here is the right URL: http://groups.yahoo.com/group/ASA_AstroSystemeAustria/files/NGC-1499- a.jpg Gilberto...
41 Bob Anderson
ramincsystems Offline Send Email 		Jan 6, 2008
9:14 pm
Nicely processed image Gilbert. Can you share the capture time and which scope/camera you used? Cheers Bob ... ASA_AstroSystemeAustria ... 1499-a.jpg ... ...
42 Gerald Rhemann
kometman55 Offline Send Email 		Jan 7, 2008
7:18 am
WOW Gilberto, that picture transmit a 3D feeling! Gerald _____ Von: ASA_AstroSystemeAustria@yahoogroups.com [mailto:ASA_AstroSystemeAustria@yahoogroups.com] Im...
43 gilbertomagrone Offline Send Email Jan 7, 2008
9:41 am
Gerald and Bob: thank you, your nice comments are precious for me to go on in this way. Bob, I posted all data of my photo with the message 38. Here it is: Hi...
44 Tomás Mazón
tomasmazon Offline Send Email 		Jan 8, 2008
10:28 pm
It's a 85x60" + 30x30" ISO 200 composition. The camera was a 350D with IR filter removed. Although the very short exposure time for individual shots, s/n ratio...
45 Robert Gillette
tekic545 Offline Send Email 		Jan 9, 2008
12:41 am
Tomas, Your M42 image is wonderfully detailed and nuanced. I like the soft feel of it. I can understand why you used very short exposures, but why a low ISO...
46 Gerald Rhemann
kometman55 Offline Send Email 		Jan 9, 2008
10:55 am
Hello Toms, This a very beautiful rendition from this object! Gerald _____ Von: ASA_AstroSystemeAustria@yahoogroups.com ...
47 peteram2003 Offline Send Email Jan 9, 2008
4:24 pm
Hi group, I am in the market for a new telescope mount. I noticed some information on a mount that ASA is developing. I was wondering if anyone is able and...
48 Gerald Rhemann
kometman55 Offline Send Email 		Jan 10, 2008
9:09 am
Hi Peter, the processing of this mount took some years on consideration and modification. Finally a huge investment was necessary to acquire tools and machines...
49 Toms Mazn
tomasmazon Offline Send Email 		Jan 10, 2008
11:43 am
Thanks for your nice comments. Bob, ISO choice is always a little difficult. Theory says that bright objects look better with a low ISO value. Thay're less ...
50 Antonio Fernandez
afernan10 Offline Send Email 		Jan 10, 2008
2:09 pm
Hi Toms, Glad to see your N10 at work, your m42 is a beautiful image and very well executed!!! Enhorabuena! antonio ... -- e-mail: antonio@... ...
51 seyoyyyy Offline Send Email Jan 10, 2008
4:19 pm
What are the differencies (adventages) between the astrograph H (main mirror hyperbolic) and the astrograph N Thanks...
52 peteram2003 Offline Send Email Jan 10, 2008
7:33 pm
hello Gerald, Thank you for your response! I've been watching the website from time to time and at one time it also mentioned that the electronics would also...
53 Gerald Rhemann
kometman55 Offline Send Email 		Jan 10, 2008
7:52 pm
Peter, we dont sell the electronics as a stand alone. In the first step we will offer a mount with <60 kg loading capacity. The mount is portable because you...
54 Gerald Rhemann
kometman55 Offline Send Email 		Jan 10, 2008
8:02 pm
The H Serie doesnt yet exist. The scheduled delivery of the 8 H is at the end of this year. The H-serie have still better spot sizes as the N and ...
55 peteram2003 Offline Send Email Jan 10, 2008
9:31 pm
thank you gerald, will any new information appear here or on the site? regards, Peter ... step we ... portable ... peteram2003 ... time ... would ... mount. ...
56 Doug Duncan
dduncanvt Offline Send Email 		Jan 10, 2008
9:40 pm
A few questions about the 4" Corrector for N 12" f/3.8: 1. From the web page that mentions the 4" corrector, it is true that this is specifically for use with...
57 Gerald Rhemann
kometman55 Offline Send Email 		Jan 11, 2008
10:24 am
Yes! Gerald _____ Von: ASA_AstroSystemeAustria@yahoogroups.com [mailto:ASA_AstroSystemeAustria@yahoogroups.com] Im Auftrag von peteram2003 Gesendet:...
58 Gerald Rhemann
kometman55 Offline Send Email 		Jan 11, 2008
10:52 am
Hi Doug, The 4“ corrector is not really essential for the bigger chip sizes. The corrected field of the 3” is the same. The only advantage is the lesser ...
59 Doug Duncan
dduncanvt Offline Send Email 		Jan 11, 2008
1:03 pm
Thank you Gerald for fast and informative reply!! All the best to you and ASA. Doug...
60 asaegon Offline Send Email Jan 13, 2008
7:04 pm
The N serie has an parabolic main mirror - the H an hyperbolic mirror. The H serie has f3,0 and full 35mm format - spots half of the N serie. We beginn with...
61 Bob Anderson
ramincsystems Offline Send Email 		Jan 24, 2008
12:59 pm
I am wondering if there are images and information on fan placment and powering as well as the ability to install heaters on the primary and secondary as well...
62 Robert Gillette
tekic545 Offline Send Email 		Jan 26, 2008
1:53 am
Bob, Same question occurred to me a few nights ago as the mirror of my N12 frosted at -15C. There is a small fan in the back, but the scope comes with no power...
63 Skyloverz@...
skyloverz2002 Offline Send Email 		Jan 26, 2008
1:56 am
The fan is 8-15 volt DC...i chopped the wires off the ASA supplied plug on back of primary rear cover... and made up my own connector to standard 12 V power...
64 Robert Gillette
tekic545 Offline Send Email 		Jan 27, 2008
4:55 pm
Ok, that's a solution, but I'd still like to know the fan plug designation - Gerald, Egon? Are you using a heat source, or just blowing cold air on the back of...
65 Gerald Rhemann
kometman55 Offline Send Email 		Jan 28, 2008
5:25 pm
Hello Bob, my apologizes for the delay but I was out of town. We draw off the air with the fan. Best Gerald _____ Von: ASA_AstroSystemeAustria@yahoogroups.com ...
Messages 35 - 65 of 6885   Oldest  |  < Older  |  Newer >  |  Newest
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