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Home / Newsdesk / Cesaroni Technology announces four new Pro98 reloads
Cesaroni Technology announces four new Pro98 reloads Print E-mail PDF Rocketry Planet Newsdesk RSS Feed
News Release by Cesaroni Technology Incorporated   
Monday, June 23, 2008

ImageGORMLEY, Ontario CAN — The CAR Motor Certification Committee has tested and certified four new Pro98® reloads using our popular Vmax™ and Red Lightning™ propellant. With these new reloads we will have four different propellants available in our Pro98 line.

The Vmax Pro98's are characterized by very high average thrust levels; perfect for a project that turned out a little too heavy or neck snapping launches on lightweight minimum diameter rockets. The K1620 reload uses CTI's new 1-Grain Pro98 casing while the M4770 reload makes use of CTI's new larger 98-XL nozzle that allows a higher expansion ratio. Currently only the Vmax 2-Grain L3150 is certified for use in AeroTech RMS™ hardware — the 1-G and 3-G Vmax motor types will be certified in the AeroTech RMS hardware shortly.

The new M1890-P Red Lightning reload creates a stunning red flame for more than 5 seconds and is certified for use in both CTI Pro98 and AeroTech RMS hardware.

The new motors:

Type Propellant Certified for ITOTAL(Ns) TBURN (s) 
K1620-P Vmax Pro98-1G2440 1.506 
L3150-P Vmax Pro98-2G/
RMS 5120 
4807 1.532 
M4770-P Vmax Pro98-3G7312 1.532 
M1890-P Red Lightning Pro98-4G/
RMS 10240 
9876 5.249 

The specs and traces for the new motors can be found at http://pro38.com/products/pro98/motor.php

Pro98® is a registered trademark and Red Lightning™ and Vmax™ are trademarks of Cesaroni Technology Incorporated in Canada. RMS™ is a trademark of AeroTech Consumer Aerospace in the United States.


Post 06-24-2008 12:59 AM  #1
Dipstick
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None Re: Cesaroni Technology announces four new Pro98 reloads
Anthony, could we get a photo of the Red Lightning propellent? If not, I can wait until Roc Lake this weekend

Bruce
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Post 06-24-2008 10:01 AM  #2
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
You gotta love that nozzle and an L3000+, M5000+

Thats a lot of lifting power all by itsself, yesiree. 1/2 ton truck in 98mm package, whats there not to like?
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Post 06-25-2008 01:03 PM  #3
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
1.5 sec M to a 12 sec M would be a nice 2 stage flight.
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Post 06-25-2008 02:35 PM  #4
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
You know something I think you're absolutely right about that. You look at sounding rockets and as it just so happens the Nike-BB burns about 3/26.
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Post 06-25-2008 03:01 PM  #5
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
One would think with a nozzle that stout and a motor with that short a burn, the nozzle would be reusable.

Just Jerry
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Post 06-25-2008 03:02 PM  #6
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
You know something I think you're absolutely right about that. You look at sounding rockets and as it just so happens the Nike-BB burns about 3/26.



So, ~ 200mm motors then?

Just Jerry
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Post 06-25-2008 03:30 PM  #7
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
I wish. But we have plans for a 1/2 scale Nike/BB and a 1/2 scale burn would be just about the numbers R2K mentioned.
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Post 06-25-2008 04:28 PM  #8
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
I wish. But we have plans for a 1/2 scale Nike/BB and a 1/2 scale burn would be just about the numbers R2K mentioned.



Add little thruster motors circumferentially (sensor and software initiated) to keep it flying straight(er).

BTW why do 1/2 scale when you can do 2x scale?

Just Jerry
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Post 06-25-2008 04:52 PM  #9
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
Why? There seems to be something distinctly unlucky about upscale and full scale scale-rockets!

Besides this is as much, maybe more, than I can chew at this point. But with a little help from my friends...who knows. Stay tuned.
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Post 06-26-2008 10:17 AM  #10
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
I am still waiting for a full scale V2, Atlas, Redstone...

Would be great to see these kind of options in the O motors also.
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Post 06-26-2008 11:49 AM  #11
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
There was a great 1/3 scale Redstone (P powered iirc) flown last year at LDRS. Been a host of V2's and Delta's flown with mixed results over the years. Maybe a much more knowledgeable HPR historian can comment.
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Post 06-26-2008 12:31 PM  #12
SpartaChris
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
There was a great 1/3 scale Redstone (P powered iirc) flown last year at LDRS. Been a host of V2's and Delta's flown with mixed results over the years. Maybe a much more knowledgeable HPR historian can comment.



Wasn't last year. Maybe LDRS 25? LDRS 26 had up to O motors, and none of them were a Redstone.
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Post 06-26-2008 12:34 PM  #13
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
My bad--the Mercury was flown from Argonia last year, not at LDRS.
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Post 06-26-2008 12:40 PM  #14
SpartaChris
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
My bad--the Mercury was flown from Argonia last year, not at LDRS.



No worries. I was wondering if I missed something, because I toughed through that 110 degree heat and sure didn't see anything like that!
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Post 06-26-2008 12:41 PM  #15
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
You were a braver man than I, but sure plan on being in Kansas for this years.
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Post 06-26-2008 01:53 PM  #16
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
Full scale though...
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Post 06-26-2008 02:19 PM  #17
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
Complete with pilot. I'm sure we could find some extreme sport junkie to volunteer.
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Post 06-27-2008 03:23 PM  #18
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
I would only ride on Kosdon flights due to the above average recovery rates.
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Post 06-27-2008 03:25 PM  #19
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
Also, a V2 (50 ft x 5 feet) could fly on an S no problem.
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Post 06-29-2008 10:21 AM  #20
NiallOswald
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None Re: Cesaroni Technology announces four new Pro98 reloads
There was a quarter scale V2 famously flown at EARS on an M1939 a few years ago. Unfortunately it accurately recreated the entire flight profile of the original

I reckon the trick with a big V2 might be to have an inner structure with a non-structural, lightweight skin to reduce the size of motor required and reduce the weight as far as possible.
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Post 06-29-2008 12:21 PM  #21
ddmobley
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None Re: Cesaroni Technology announces four new Pro98 reloads
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Post 06-30-2008 12:46 PM  #22
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
Yeah isnt that the one made from a drop tank?

I would expect any future giant rockets would use similar building methods to project 463 - but with stronger motors this time.
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Post 06-30-2008 12:48 PM  #23
ddmobley
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None Re: Cesaroni Technology announces four new Pro98 reloads
Yep, drop tank. I have all the old web files from Project 463, and have been thinking about putting them back up. There's a lot of learning available by looking at old projects.
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Post 06-30-2008 12:56 PM  #24
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
Yep, drop tank. I have all the old web files from Project 463, and have been thinking about putting them back up. There's a lot of learning available by looking at old projects.




Or we could PRECISELY duplicate them so we can get them in HD from 10 angles.

Just Jerry
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Post 07-01-2008 12:20 PM  #25
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
I would love to have the project 463 stuff again. I sold some of my old LDRS and Balls videos (since they were on tape not dvd) and that included one that was ONLY about project 463 and Stratospheric dreams (my fav rocket to date). I made a blog post about 463 a while back but it was some blurry pics and my descriptions from memory
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Post 07-01-2008 12:22 PM  #26
R2K
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None Re: Cesaroni Technology announces four new Pro98 reloads
Double post:

On that note, why is there nothing about the OuR project R rocket out there? Like it never made it to the internet.
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Post 07-01-2008 02:39 PM  #27
ACME
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None Re: Cesaroni Technology announces four new Pro98 reloads
Its been a while since the Pro-54 Vmax motors were announced, has anyone seen them yet or heard of a vendor thats got or is getting some of these new motors soon?
I'd love to get my hands on one in time for NYPOWER, but none of the vendors i spoke to had any coming.
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Post 07-01-2008 03:45 PM  #28
Steve_Shannon
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
Its been a while since the Pro-54 Vmax motors were announced, has anyone seen them yet or heard of a vendor thats got or is getting some of these new motors soon?
I'd love to get my hands on one in time for NYPOWER, but none of the vendors i spoke to had any coming.

I saw a bunch fly this past weekend at RocLake. I flew a J1520 in a PML Sudden Rush to 8,043'. It was very nice.
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Post 07-01-2008 03:49 PM  #29
denverdoc
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None Re: Cesaroni Technology announces four new Pro98 reloads
Lucky Canucks. I'll see if Tim of GLR has any.
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Post 07-02-2008 10:10 AM  #30
ACME
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
I saw a bunch fly this past weekend at RocLake. I flew a J1520 in a PML Sudden Rush to 8,043'. It was very nice.



Now I'm Jealous.

Unfortunately there's no way i could bring one across the border, so i have to find a US vendor.
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Post 07-02-2008 11:01 AM  #31
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
Quote:
Double post:

On that note, why is there nothing about the OuR project R rocket out there? Like it never made it to the internet.



Lots of big rocket projects I know of never made it to the internet at all. OuR at least was mentioned.

But as to OuR . . . .

http://www.google.com/sear...nlo=&as_nhi=&safe=images

Just Jerry
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Post 07-02-2008 11:21 AM  #32
ddmobley
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None Re: Cesaroni Technology announces four new Pro98 reloads
In particular:

Quote:
Newsgroups: rec.models.rockets
From: Paul Robinson & Ken Mizoi
Date: 1996/08/21
Subject: **"OuR" Project press release**

To All Fellow Rocketeers:

The "OuR" project was launched Friday, August 16th, 1996 at 9:05 PST. All available flight data is still being analyzed so any information presented is preliminary and is provided for the courtesy of all those who have supported the "OuR" team.

First, the principal members of the "OuR" team are, in alphabetical order, Frank Kosdon, Phil Prior, Paul Robinson, and Jim Rosson. These dedicated souls spent two years of dedicated research and effort, not to mention tens of thousands of dollars, to build and fly the "OuR" project.

The R motor is a proprietary engine design with the propellant provided by Frank Kosdon. It was 10.5" in diameter and contained almost 300 pounds of propellant, including a 21 pound, full diameter delay "cake" for tracking. It was calculated to burn for 10.5 seconds, and provide 285,000 Newtons of total impulse. Yes, in rocketeer terms an R27,000!

The airframe was 21 feet long, with a 5 to 1 conical nose. The gross launch mass was about 700 pounds. On board was a ten watt video downlink, provided by Jon Dunbar, a Trimble GPS, video overlay and associated electronics, provided by Bob Rau, and various other backup electronics. Both main and drouge parachutes were provided by Bob Stroud.

The rocket was launched in almost no winds, pointing a few degrees away from the town of Gerlach, NV for safety reasons. The rocket flew perfectly straight and the motor functioned flawlessly with a total activity time around 12 to 14 seconds. The rocket coasted for about 80 seconds, slightly more than calculated, into the ozone layer. The altitude simulations pointed to an expected altitude of just under 100,000 feet. With the increased activity time and increased coast time, the altitude most likely exceeded 100,000 feet.

One highlight of this flight was the video data transmitted back to earth from approximately twenty miles in the sky. What was seen was a clear outline of the entire Black Rock Dessert and the surrounding terrain, the curvature of the earth, and the great blackness of the space.

Higher altitudes are accessible by smaller rockets, but the intent of this project was to successfully build and fire a "large" rocket motor. Previously, only commercial enterprises have had success with motors of over four inches in diameter and the results of last year's BALLS launch support this presumption. Furthermore, the instruments carried aloft simply would not fit in say a 54mm "altitude optimized" motor.

Unfortunately, the rocket failed to deploy its recovery systems and accelerated to over Mach 1 and impacted into the sand dunes several miles away. There was a loud sonic boom heard by all that literally shook the earth. In fact, instead of the nominal "hole and fin slits" seen in previous impacts, there was a twenty foot diameter area with large chunks of sheared earth as if a high energy charge had been detonated under the ground. The rocket was not recovered, but several pieces of metal, fiberglass, and burnt Nomex were found indicating the ejection charges did in fact fire.

As more data is analyzed, and more hard facts are gathered, more information will follow. Furthermore, the rights to the video are in the negotiation stage with the various film crews present, but do expect a very detailed video from Earl Cagle of Point 39 Productions.

Once again, the "OuR" Project members wish to express sincere thanks to all those who listened, donated, and gave their support who were not specifically named. This project would not have flown if were not for the "believers" and the tremendous team spirit. Only they know the sweat and the number of hours it takes to fly such a rocket.

Members of the "OuR" Team

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Post 07-02-2008 12:00 PM  #33
Just Jerry
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None Re: Cesaroni Technology announces four new Pro98 reloads
I got the impression the data they "promised later" didn't live up to the hype or was lost somehow, so they just tabled the discussion about data release.

I for one want to collect MORE data on flights and want to make its recovery MORE ROBUST.

I would like to see data of a rocket leaving the atmosphere, tumbling, reentering, stabilizing, nearing 95,000 feet, deploy air brakes, then start the traditional dual deploy thing about 30,000 feet.

Just Jerry
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