No. Norman Fullum is now making his own sandwich blanks. He had a kiln installed and qualified by the University of Montreal. Its 10 feet across. He has a...
28168
Michael Wirths
mikewirths
May 3, 2012 6:07 pm
Ok been fighting with Yahoo, it did'nt want to let me upload these bloody files but its calmed down now it seems ;>) So yeah the seeing was spectacular on the...
28169
Gary Boyle
astroeducator
May 4, 2012 2:25 am
Correct - should read May 11th, the 12th is a Saturday Gary To: OAFs@yahoogroups.com From: attilladanko@... Date: Wed, 2 May 2012 05:33:47 +0000 Subject:...
28170
Pierre Martin
meteorshowersca
May 4, 2012 5:13 am
Hello, Here's my report for the night of the Lyrids. Despite an unfavourable weather forecast, Raymond Dubois and I took our chances and we travelled to...
28171
Joe
joe1silverman
May 4, 2012 2:14 pm
I will be placing my order for flockboard few days after the RASC meeting on May 14 (I intend to get a 11.75"x44"; piece). The shipping costs are significant...
28172
Pat
pbrowne2002
May 4, 2012 3:07 pm
Hi Oafs, It's a good thing people didn't drive out last friday. The weather was locally clear for a lunar exploration, as sucker holes. Not worth the drive. ...
28173
Attilla Danko
attilladanko
May 4, 2012 4:40 pm
im interested But i need to measure my scope first to figure out the size i need. When were you going to order? -ad ... [Non-text portions of this message have...
28174
Joe
joe1silverman
May 4, 2012 7:06 pm
I will place the order on Monday, May 14. Joe...
28175
Attilla Danko
attilladanko
May 6, 2012 7:29 pm
Awesome work, Mike. Tycho and encke's are my favorites. But I think yo used way too much sharpening on your Hortensius image. The brighter crater rims show...
28176
Attilla Danko
attilladanko
May 6, 2012 7:30 pm
Actually. These images are becomming a problem for me. I've been using your moon images as computer desktop backgrounds. **I dont have enough computers** :) ...
28177
balticbirch
May 6, 2012 9:19 pm
36"... Wow! What focal ratio? Have you selected a telescope structure for it? -Tony....
28178
Attilla Danko
attilladanko
May 6, 2012 9:57 pm
f/4 i could have ordered f/3.3, but noone makes eyepeices that work properly with beams faster than f/4. ... -- attilla danko, danko@...,...
28179
Attilla Danko
attilladanko
May 6, 2012 9:58 pm
Btw, 36" isnt "big" these days. Normand has several customers for 50" mirrors. One is going to a small club in Quebec. ... -- attilla danko, danko@...,...
28180
Michael Wirths
mikewirths
May 6, 2012 10:14 pm
Attilla, Really a 50"?? Cool that would beat out Jimi Lowreys 48" just east of the TSP site! Hell for the cost of it, most could only afford it through a group...
28181
Michael Wirths
mikewirths
May 6, 2012 10:19 pm
Thanks Attilla, I know the effect you mean, actually for that shot I left the camera settings on the bright side to capture faint features all the way out to...
28182
Attilla Danko
attilladanko
May 6, 2012 10:47 pm
I'm not sure about a 50" mirror only. But complete 50" dob from Normand (aluminum) is >100k$ Why stop at 50"? He has already fused a 60". My tiny little 36"...
28183
Michael Wirths
mikewirths
May 6, 2012 11:50 pm
Ha!!! Attilla now its my turn to call you guess what........ BASTARD!!! 60", you are a devil in my ear!! I'll be lucky if I can get my solar scope, but not in...
28184
Attilla Danko
attilladanko
May 7, 2012 12:25 am
get a number 14 welders glass and observe the transit by eye. -ad ... [Non-text portions of this message have been removed]...
28185
Pat
pbrowne2002
May 7, 2012 2:58 pm
Hi Folks Would anyone be available for solar MoK at 7:30? The transit of venus will be mentioned -so this dovetails nicely. If you want to stay for observing...
28186
Michael Wirths
mikewirths
May 7, 2012 3:16 pm
I have a nice (for the price $300) pair of Oberwerk 20X90 binocs, I wonder if you can get solar filter to go over each objective lens... have to check that...
28187
balticbirch
May 7, 2012 3:36 pm
I'm sure everyone is brimming with anticipation on what your "tiny" 36" will reveal at Nirvana! As for sub-f4 focal ratio, this is such a tough decision. I...
28188
Attilla Danko
attilladanko
May 7, 2012 4:03 pm
baader solar film would work well on binos -ad ... [Non-text portions of this message have been removed]...
28189
Joe
joe1silverman
May 7, 2012 7:07 pm
Once you decrease the focal ratio of a 36" mirror in order to place the dob focuser lower to the ground, the secondary mirror becomes larger relative to the...
28190
paulschulte
May 8, 2012 2:01 pm
There is now!!! Stellarium has recently been ported to Playbook, running natively (it's not an Android app running on a PB). Its functionality is very similar...
28191
Attilla
attilladanko
May 8, 2012 7:47 pm
I've restarted the poll: <http://tech.groups.yahoo.com/group/OAFs/surveys?id=2475552> Note that I've removed Liang's village from this list. They are still not...
28192
Attilla
attilladanko
May 8, 2012 7:59 pm
I ordered my primary, secondary and scope structure so many years ago, it was before ethos and paracorr2 were available. At the time, I considered f/4 to be...
28193
Michael Wirths
mikewirths
May 8, 2012 8:39 pm
Attilla, I agree with you if I was to order a new dob/mirror I'd probably stick to around F 3.8 too, plus a F3 must take a lot longer to figure so it must also...
28194
JAMES BOOK
bookmckay...
May 8, 2012 9:07 pm
Hi Pat, it might be difficult to find support for solar this Friday, May 11th. This Friday is the monthly RASC meeting. I think all OAFs will be in attendance....
28195
Attilla Danko
attilladanko
May 8, 2012 10:42 pm
... No. I dont like widely splayed ladders. i often find that i have to lean far out to reach the eyepiece. if i had an observatory, id get a stock ladder...
28196
Stephen J McIntyre
mcintyre_sj
May 8, 2012 11:17 pm
Not much to say except WOW! I especially liked the Alpine Valley since i recently made an "attempt" at imaging it. Saturn is amazing! Stephen ,mailto:...
