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EOSS-343 GPSL joint flight with PENS - Recap
A 3000g balloon was launched on June 17, 2023 from the University of Alabama Huntsville campus (34.724830, -86.646535) as part of the Great Plains Superlaunch event. The balloon reached 78,940 feet, burst, and landed 41 statute miles to the southeast in a corn field near Hopewell, Alabama (34.36889, -86.05900).Video and pictures from GPSL are shown at this YouTube link: https://www.youtube.com/@gpsllive5740
Recap Gallery:
Original Announcement:
One 3000g balloon flow jointly with Pella Exploring Near Space (PENS) launched as part of the 2023 Great Plains Superlaunch balloon converence in Huntsville, Alabama.
The details on the launch site are:
- University of Huntsville, SWIRLL facility
- 4801 Bradford Drive NW, Huntsville AL 35805
- 34.724830, -86.646535
- Elevation 676 ft
Event Date:
Saturday, June 17, 2023 - 00:00 to 23:45
Flight Coordinator:
KC0RPS
Flights:
EOSS-343
This is an exempt flight string flown under a 3000g latex balloon
In the case of high winds, we may fly a 1200g balloon as follows:
Balloon Type:
Totex 3000g Latex
Parachute:
10 ft Spherachute with fast release and thermal cutter
Beacons:
| Frequency | Callsign | Type | Notes |
|---|---|---|---|
| 144.905 MHz | KC0D-12 | APRS/DF/Digi/Cutter | TOP, Secondary Beacon |
| 144.340 MHz | AE0SS-9 | APRS | Bottom |
| 144.390 MHz | WB0URW-12 | PENS Tracker |
Payload Plan:
FrequencyList:
Preflight Net will be in-person at the GPSL conference facility
Flight Day:
Launch Site:
• 446.050 MHz Simplex
(Note that some radios assume these are repeater frequencies and attempt to put a 5 MHz offset in the transmit frequency automatically)
Track & Recovery Operations:
Repeaters:
• TBD
Simplex Frequencies:
• 446.100 MHz Balloon #1 Field Simplex
(Note that some radios assume these are repeater frequencies and attempt to put a 5 MHz offset in the transmit frequency automatically)
Digital Mobile Radio (DMR):
No anticipated use of DMR on this flight
2M Direction Finding Frequencies:
- 144.340 MHz
- 144.390 MHz
- 144.905 MHz
Tactical Calls:
| Tactical | Call Sign | Name | Notes |
|---|---|---|---|
| Alpha | KCØL, WAØGEH, K5PUP | John, Marty, Eileen | |
| Bravo | NØMPM | Mike | |
| Charlie | KCØRPS | Jim | |
| Xray | WBØURW | Jim | |