This is the motor Mr. Cesaroni suggested. I may have jumped the gun agreeing though. I think Jim Jarvis did use a N5800 for his booster though on 4CarbYen. Monroe > -------- Original Message -------- > Subject: [AR] Re: Super Loki Dart design documents > From: Ken Biba <kenbiba@xxxxxx> > Date: Mon, September 01, 2014 2:20 pm > To: "arocket@xxxxxxxxxxxxx" <arocket@xxxxxxxxxxxxx> > > > O25000 great stunt motor but not very efficient. Larger diameter > dramatically increases drag, particularly in the le, dense atmosphere. > > This is why all the folks flying N5800s are very amusing. No doubt > entertaining but highly inefficient. Much of the energy of the motor goes > into drag and heat rather than altitude. > > K > > Ken Biba > Novarum > Managing Director and CTO > +14155775496 > > > > On Sep 1, 2014, at 1:28 AM, "Monroe L. King Jr." > > <monroe@xxxxxxxxxxxxxxxxxx> wrote: > > > > Yeah, that motor would do it. I just can not afford that one. > > > > Monroe > > > >> -------- Original Message -------- > >> Subject: [AR] Re: Super Loki Dart design documents > >> From: "Troy Prideaux" <GEORDI@xxxxxxxxxxxxxxxx> > >> Date: Sun, August 31, 2014 8:22 pm > >> To: <arocket@xxxxxxxxxxxxx> > >> > >> > >> That O-25000 would be a very sweet motor for a boosted dart :) Very sweet > >> indeed. What was the 5" variant of the Loki again? Viper? > >> > >> Troy > >> > >>> -----Original Message----- > >>> From: arocket-bounce@xxxxxxxxxxxxx [mailto:arocket-bounce@xxxxxxxxxxxxx] > >>> On > >>> Behalf Of Mark C Spiegl > >>> Sent: Monday, 1 September 2014 12:39 PM > >>> To: arocket@xxxxxxxxxxxxx > >>> Subject: [AR] Re: Super Loki Dart design documents > >>> > >>> Monroe L. King Jr. wrote: > >>>>> So I guess I need to calculate the burn rate and see what COTS has to > >>> offer in > >>>>> that ball park. Who has the fastest COTS propellant? Has anyone got any > >>> hard > >>>>> data on that? I'm sure someone out there in Arocket land already know > >>> who's got > >>>>> the hottest propellant. > >>> > >>> Cesaroni O-25000??? > >>> It's a 5 inch motor but might work. > >>> > >>> Cesaroni N-5800 > >>> Is a 4 inch motor but only 20kNS thrust > >>> > >>> For home brew, Kosdon had some quick burning motors. You might find the > >>> formulas online these days. > >>> > >>> -->MCS > >