[NRVR-Members] FREE MOTORS - What F/G Rockets Are You Bringing To The Sinkland Pumpkin Farm Launch?

Thomas Tweeks Weeks tom at theweeks.org
Tue Sep 14 23:03:45 CDT 2021


High Thrust Motors UPDATE: 
For those who were asking about higher thrust G motors (>80 newtons avg).. Bob and I were chatting about this, and we're approving the use of higher avg-thrust G motors (e.g. AT G126, CTI G115, etc) for this class-1 (low/medium power)launch. Some of the medium power rockets that will be flying are actually safer and more stable under higher avg-thrust.  So go ahead and order what you want. Sparkies may or may not be allowed, depending on the weather and field conditions.. so bring them, but have non-sparkies to fly on too.

Tweeks

On Tuesday, September 14, 2021 3:11pm, "Weeks, Thomas" <t.weeks at vt.edu> said:

> _______________________________________________
> NRVR-Members mailing list
> NRVR-Members at mail.nrvr.org
> http://server2.nrvr.org/mailman/listinfo/nrvr-membersJus TXTd Bob about that now..
> Esp since the punchy Gs ometimes sim LOWER than the long-burning Gs.
> 
> --
> T.Weeks
> 
> ________________________________
> From: nrvr-members-bounces at server2.nrvr.org
> <nrvr-members-bounces at server2.nrvr.org> on behalf of Jordan Truesdell
> <jordan at truesdell.org>
> Sent: Tuesday, September 14, 2021 3:00 PM
> To: Biggame338 via NRVR-Members <nrvr-members at server2.nrvr.org>
> Subject: Re: [NRVR-Members] FREE MOTORS - What F/G Rockets Are You Bringing To The
> Sinkland Pumpkin Farm Launch?
> 
> I've got Logan's G-Force that is big but flies well on G engines. There's a slow
> burn (3 sec) I've put in the chart that sims to just under 1000'.
> 
> Its favorite engine is a G126 White Lightning which is loud as **** (and still
> only sims to 700') but it's over the 80N avg thrust limit.
> 
> I'll try to remember to pack Barb Armstrong and her rocket as well.
> 
> On 9/14/2021 2:12:12 PM, Thomas Tweeks Weeks <tom at theweeks.org> wrote:
> 
> We have the potential to get some FREE MOTORS from Sinkland Farms to wow the crowd
> with and bring in more foot traffic to the farm event.  If you have a medium power
> rocket (ideally low & slow).. and will commit to flying it as a "crowd-pleaser"..
> let us know what motor you would fly and we'll pick up a few.  (sign-up link at
> bottom)
> 
> 
> 
> The goal is to buy a few motors for each day we're there, but to keep all flights
> low, slow and dramatic.. Mainly Fs and Gs that will keep flights under 1500ft.
> 
> 
> 
> Specifics:
> 
> If you commit to help represent NRVR and fly a "crowd-pleaser" rocket for us.. we
> just need to know what kind of composite (single use or reload) motor you're
> needing. For example..  for average build 3FNC rockets we might want some G38/G40s
> (29mm), or if you have a sqaut little Sumo, Cowabunga, LOC IV, or spool... then
> something punchier is okay (e.g. a CTI 38mm G79).. as long as your sim predicts
> apogee under 1500ft. But please... nothing high and fast.. or breaking 1500ft.
> It's a small field.. with lots of people outside the launch & recovery area.
> 
> 
> 
> You can bring sparkies if you have them, but depending and field conditions, they
> may be grounded.. so we're not buying any for this event.
> 
> 
> 
> Sign up here by CoB Thursday:
> 
> https://docs.google.com/spreadsheets/d/1mhV_bmcmwE34FkbdYbAzeF2Fg5k1UHHu_PlydVWeYgY<https://nam04.safelinks.protection.outlook.com/?url=https%3A%2F%2Fdocs.google.com%2Fspreadsheets%2Fd%2F1mhV_bmcmwE34FkbdYbAzeF2Fg5k1UHHu_PlydVWeYgY&data=04%7C01%7Ct.weeks%40vt.edu%7Cea6955e0b0334158c20208d977b1ed5f%7C6095688410ad40fa863d4f32c1e3a37a%7C0%7C0%7C637672430163018172%7CUnknown%7CTWFpbGZsb3d8eyJWIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%7C3000&sdata=9t9p6B%2BBs8q14Rtgn%2Fi%2F4D0RoQiBatd9C6CUzA8Ohis%3D&reserved=0>
> 
> 
> 
> Tweeks
> 
> NRVR Pres
> 
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> 
> 





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