CATO XXXIII Launch Report - 19 August 2000
Durham



 

Finally! During the coldest and wettest summer on record, we actually got a DECENT day for a CATO launch! The weather was near perfect... sunny, mild, and light winds. The field was somewhat wet, but not nearly as bad as the July launch. We had a good turnout, a fair number more than the usual CATO regulars. Eighty five rockets were flown today, only a few were lost or damaged. The "B" streamer duration contest was also held. Those who came out for today's launch witnessed (or participated in) a wide variety of cool flights!.


Launch Photos

Joe Lee and the Annialator (a very stretched LOC IV). Joe was 3 for 3 on successful flights under G35 power today!


Paul Welling sizes up the situation in preparation for the launch of his Initiator. Liftoff was perfect on a G35, however the rocket suffered some minor damage upon landing. Figures... with acres of soft grass around, the rocket has to land on the one hard object in the area!


The business end of Jay Calvert's LOC 4-29SS. A successful 4 motor ignition... 2 reloads and 2 single use motors. The flight was topped off by a successful recovery!


Sean Hogan's 7.8x Upscale Mosquito being readied for launch. This rocket is considerably more sophisticated than one would suspect at first glance: it includes a custom turned epoxy coated nose (see center image), rear ejection chutes, and dual deployment. Sean successfully certified Level 1 with this rocket earlier in the week. Congratulations Sean!.


Dave Sousa did not bring any rockets to today's launch, but he left with one! This is what remains of his Silver Comet. This rocket was lost at the July launch, and found today (in the stream) by Cody Calvert. Not much left of the rocket, but at least the 24mm can is saved!.


Two Fat Boys waiting to Drag Race (Joe Lee vs. Alex Immerman). Joe's rocket went for distance while Alex's rocket went for altitude! Both flew on "C" power.


John Ritz makes a final inspection of his scratch built Tetrahedron. This rocket is also more sophisticated than meets the eye, flying on one "E" motor and 3 "C" motors (with airstart!).


CATO members looking downrange as Keith Smith's Space Needle heads off for the "Great Swamp" on E6-6 power.


Jeff Thomas prepares his Little Yellow Crayon rocket for flight.


Jonathan Stevenson prepares for flight with three beautifully crafted scale kits: the Saturn V, the Mercury Atlas, and the V2. The Mercury Atlas had a rough flight: one "D" motor CATO'd, a second "D" sounded like it CATO'd, and the landing was anything but gentle! The Saturn V had its usual "close call" on "D" power, and the V2 flew perfect!


Alex Calvert with his entry in the "B" streamer duration contest. A unique entry named Tootle MacDoodle, using a cluster of 3 "A" motors. Jay looks on in the background (and hopes that Alex doesn't notice that Krylon is incompatible with Rust-Oleum!).


A montage assembled from photos submitted by Jay Calvert. At left are Joe Roberts and Joe Lee with the Annialator; at center the liftoff is seen. At right is another shot of Dave Sousa and his waterlogged Silver Comet!


Alex Immerman submitted this photo of himself and his Big Emo (a LOC IV).



 

Anyone wishing to contribute images please e-mail them to Joe Roberts



 
 

LAUNCH HIGHLIGHTS and STATS:

Today's launch had 22 registered flyers and a total of 85 flights. Joe Lee had the most flights by an individual (9 flights) and also burned the most propellant (365 Newton seconds), the vast majority of that number in three launches of his Annialator (a stretched LOC IV). Joe barely edged out John Ritz, who trailed closely with 357 Newton seconds of total thrust. Today's contest was a "B" Streamer Duration contest. Collectively we burned a total of 2828 Newton seconds, equal to a small "L" motor.

Clusters: There were quite a few cluster rockets flown today! Among the most unique was Alex Calvert's Tootle MacDoodle; this rocket uses a cluster of 3 mini motors, Alex used this in the B streamer duration contest (unfortunately Alex was DQ'd due to a motor ejection). Jay Calvert had a very successful (and powerful) flight of his LOC 4-29SS; with 240 Newton-seconds of thrust, this was the single most powerful flight of the day. Alex Immerman flew an "unnamed" rocket on a D12 and two B4 motors. Ejection was not proper, however the rocket made a very cool "reverse glide" recovery (this rocket glides backwards better than many gliders glide forward!). John Poulin flew his LOC Viper IV on 4 D12 motors. Similarly, Joe Roberts flew his LOC Viper III on three D12-5 motors. Walter Salazar had probably the most interesting cluster flight of the day: he flew his Pro 3 rocket on a cluster of three E15 motors. The flight was more like an airstart than a cluster... one of the motors did not fire until the rocket was near apogee! Unusual (but quite cool). Jeff Thomas flew his Astron Cobra on three B6-4 motors (not sure if this was an original or a clone). Finally, Jonathan Stevenson had a cluster of three D12 motors in his magnificently crafted Mercury Atlas. Unfortunately, one D CATOd and one other sure sounded like it was not happy. The rocket suffered a rough landing, but will fly again.

Classic Kits: Spencer Poulin flew his Estes Sprint on a C6-5 motor. Sean Hogan flew his 7.33x Mosquito on a G75 motor. Joe Roberts flew his upscale Sky Hook (which unfortunately busted a fin upon landing). Jeff Thomas put up his Astron Cobra on 3 B6-4 motors. Cody Calvert flew an Alpha and took home a prize in the B streamer Duration contest!

Multi-Stage Flights:Jay Calvert flew his ASP WAC Corporal on a D and a C motor (with successful gap staging). The only other two stage flight was from Rick Polzello, who flew an Estes Mongoose on two C motors.

Notable Flights: A number of notable flights today. Joe Lee (with a little help from his Uncle Joe Roberts) successfully flew his Annialator (a stretched LOC IV) three times on G35 power. John Ritz flew his mini Tetrahedron several times. One of the flights was to include an airstart of three C motors (after boost on an E), however the airstart did not occur (the flight was cool anyway). Walter Salazar's Pro 3 (described above) had a very unusual (but interesting) "airstart" despite no electronics! Doug Horn flew his Estes TieFighter twice on C power. Apparently not satisfied with the altitude, he slammed it with an Aerotech D21 motor (the rocket held together but Darth Vader sure got one heck of a ride)! Paul Welling blasted his LOC Little Nuke with a G55 motor... what a flight! Keith Smith had a nice flight of his Rogue Aerospace Space Needle on a D12-5 motor. A second flight was made using an E6-6 motor; unfortunately the rocket arced over and headed for the swamp (not sure if it was recovered). Keith also flew a scratchbuilt rocket called CD Special (the rocket's fins are made out of an unwanted AOL CD-ROM disc). It flew great!

Contest: Today's contest was the "B" Streamer Duration contest. Both senior and junior divisions were held. At least 9 people participated in the contest. Jay Calvert won the senior division, blowing away the nearest competitors with his Hang 11 rocket. Jay used a minimum diameter rocket with an Apogee B2-7 motor (this Apogee micromotor is only 10.5mm in diameter). Jay kept his rocket in the air for nearly 95 seconds, about 3 times longer than the nearest best time! The secret to winning these contests: use a minimum diameter rocket! Jay's victory came at the expense of his Hang 13 rocket, which was lost in the contest attempt. The second place winner in the senior division was Joe Roberts, using a B4-4 motor in his Estes Yankee. The Yankee is a minimum diameter (18mm motor) bird, and no slouch on a B4-4, but still no match for the 11mm and 13mm class birds. In the Junior division, Marc Smith came away the winner with a flight of his Wildfire using a B6-4. Cody Calvert took home second prize in the Junior division with a B4-4 powered flight of his Alpha. A tabular summary of the contest winners appears below:

"B" STREAMER DURATION CONTEST RESULTS
Standing/Name
Division
Rocket
Motor
Time
First Place: Jay Calvert
Senior
Hang 11
B2-7
94.92
Second Place: Joe Roberts
Senior
Yankee
B4-4
31.00
First Place: Marc Smith
Junior
Wildfire
B6-4
28.20
Second Place: Cody Calvert
Junior
Alpha
B4-4
24.56

Motor CATOs: Definitely one (possibly two) CATOs of the Estes "D" motor.
 
 
 
 
 


 
 
 

Anyone wishing to contribute additional images please e-mail them to Joe Roberts






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