Regarding the AARG Research Launch at Hutto 12/19.... OK, I went out to the field and I talked with Rick. The launch is ON. Here are a few details and...
Without putting it into a simulator I can't tell you for sure but 6 x 6" long fins should be gobs-a-plenty. That's the equivalent of over 18 6"x1.625" standard...
Somebody say something about a wet blanket??? That's me. The Asa Launch for this weekend Sat, Dec 19th & 20th, is officially cancelled. We will try again for...
I don't know about rain, but it looks like Sat is turning into wind and clouds. Sun is looking calmer and sunnier... We got a pretty good rain this morning...
Mark Sims
holrum@...
Dec 17, 2009 9:45 pm
4223
Wet Blanket? Never, you are teaching this rookie the right way of doing things. I could go broke building things that dont fly or get lost. You are grounding...
We got a pretty good rain this morning in South Austin. Did you guys get enough rain to effect the chances of a launch this weekend? It looks like I will be...
Jake, I'm not trying to be a wet blanket about this but anytime you make a scale version of a guided missile you are going to have similar problems. It is...
WOW thanks guess i will go forth and see if i can do this. If it gets too complex i will just buy the kit and do it the old fashon way LOL. Thanks for the link...
http://www.greatlanding.com/NIKE_AJAX_MIM_3A.html ________________________________ From: karl Jacobsen <redneck10ms@...> To: hotroc@yahoogroups.com Sent:...
Specs are 48.1 length, weight 16oz, diameter 1.625 , tube fin over all length 6 inches and there are 6 fins, i also added a couple of pics just for a visual...
Ok sounds good, would i have the same problem with a replica "nike ajax" i am considering building it as a 4 D12 cluster. Or should i just scrap the idea....
What are the rough dimensions of your rocket? What are the sizes of the tube fins and how many of them are there? Tube fins have more surface area than a...
There are some problems with using the AIM-9 Sidewinder as a reference for an amateur rocket. 1. It has active guidance 2. It's flight path is mostly...
Karl, Here's an explanation of rocket stability: http://www.grc.nasa.gov/WWW/K-12/rocket/rktstab.html Eric Severson TRA L2 #11647 To: hotroc@yahoogroups.com ...
You should be able to download a copy of Rocksim and create a simulation. Rcoksim can handle the tube fins. Or you could post the rocket specifications here...
Not using any sim software (didnt know there was such a thing) Do you think i should just remove them and go with the tube fins at the base? Or just launch...
Jake,  Front fins on a tube rocket caught my attention as well. You might want to double check the Cp with this configuration. The front fins will pull...
Jake Bring the propane heater, I'll stand over by you guys. Nothing wrong with getting excited about the launch, The fins up near the nose gets me excited I...
Well unless something drastic happens Robert, Scott and i will be there. What are the rules about propane heaters? (Robert has diabeties and needs warmth) If...
I may be able to make it up this weekend. If so I'll have a bunch of Chad's motors available. His discount applies (it's his stuff afterall). I have...
The prices on the site should all be sugg retail. AT won't let us post anythnig else. So the discount will be taken from what's posted. Can't ship all of them....
Chad, A couple of questions. Is the discount applied to the prices on you website or do the prices already have the discount applied? Can you mail motors? ...
I have Xmas with the family on Sat. I won't be able to make it. If you want to reserve motors under the sale let me know what you need.  CLE Motorman ... ...
Come join the HOTROC launch on Dec 19-20, 2009. We expect partly cloudy skies to clear skies and reasonable wind conditions throughout the launch. Dress warm...
The sale prices are good until the end of the year. Items must be paid for before the end of the year. All CTI 20% off. Aerotech Hobby and S/U 35% off. ...
Yes indeed. Marlin ... From: dr To: hotroc@yahoogroups.com Sent: Monday, December 14, 2009 9:01 PM Subject: [hotroc] HOTROC JAN 2-3 Launch Is it happening?...
Actually, that V2 was a galling issue with metal buttons/guides and an aluminum rail. Stu ... From: hotroc@yahoogroups.com [mailto:hotroc@yahoogroups.com] On...
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