ASTRO -03

 

Post Flight Summary

Flight Pictures

Recovery Pictures

Preflight Details:

Predictions for Flight on 11/05/04:  

Cut-Down: 80,000 ft

Frequency Usage:

Frequency

Usage and System

144.340 MHz

Primary APRS   W2OSU-11  (230 mW) PocketTracker GPS 35

144.390 MHz

Secondary APRS KE5CAB-11  (230 mW) PocketTracker GPS 18

147.475 MHz

Beacon CW-ID  ( )  5 sec intervals (12mW) K12 CW Beacon

   

 

 

444.525 MHz

Primary Repeater (STW TARC)      88.5 PL tone

447.000 MHz

Primary simplex (car to car) 

448.000 MHz

Secondary simplex 

442.925 141.3 Tone

Secondary Repeater Perry 

146.550

VHF Simplex

144.390 MHz

Personal APRS  (if possible please add the tag ASTRO-GC)

 We will use 144.340 MHz for packet APRS on most every flight. The flights will usually be airborne by 0900 local time, and be back on the deck by 1200. Flights usually are scheduled for Saturday, with Sunday as a weather date.

New Objectives:

Testing of a new thermal cut-down device.

Radio Coverage: (click on picture below for a larger format)

Click for a larger format

 

·         Red, you should be able receive APRS Packets.

This is a generic 82,000 ft ASL coverage map for flights that depart from the area of expected launch sites. Flight day coverage may vary depending on upper air winds.

Balloon Info:

Balloon Manufacturer

Kaymont

Balloon Type 

KCI 1500        Latex

Balloon Size

3.3  lbs  (1500 g)

Payload

6  lbs

Free Lift

5.81 lbs

Nozzle Lift

11.81  lbs

Gross Lift

15.11  lbs

Ascent Rate

1200 fpm estimated with  LiftWin

Descent Rate

1000 fpm estimated with Balloon_Track

Parachute

60 ” SpheraChute

 

FREQUINCIES 

Primary Repeater (car-tower-car)            444.525 PL 88.5

Primary simplex (car to car)                    447.000  

Secondary simplex                                448.000

Worst case simplex                               146.550

CW beacon                                           147.475

APRS FREQ’s

Balloon  primary                                     144.340

Balloon  secondary                                144.390

Personal tinytraks                                  144.390

Base Station

405-744-7375

 

 

By: Joe Conner W2OSU