EOSS Upcoming Flights
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12/07/2024 - 00:00 to 23:45
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03/22/2025 - 00:00 to 23:45
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04/05/2025 - 00:00 to 23:45
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04/19/2025 - 00:00 to 23:45
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08/02/2025 - 00:00 to 23:45
EOSS-329 NDIA & AERETI STEM - Recap
EOSS-329 was launched on 10/15/22 at 0800 from Deer Trail, Colorado (39.608237, -104.041984). It reached a burst altitude of 93,0720 Ft. All payloads were recovered approximately 8 miles NW of Flagler, Colorado (39.41828, -103.10803)
Recap Gallery:
Original Announcement:
One 1500g balloon carrying student STEM experiements from Colorado, Texas, Pennsylvania, and Arkansas. Between 800 - 1000 students are involved in having their experiments on this flight. This flight is sponsored by the Rocky Mountain Chapter of NDIA and AERETI, Inc. The pre-flight prediction can be found here.Note: Launch time has been changed to 8:00am. A single 1500g balloon is planned.
Event Date:
Saturday, October 15, 2022 - 00:00 to 23:45
Flight Coordinator:
KCØRPS & KE7KCK
Launch Site:
Flights:
EOSS-329
One 1500g balloon with NDIA/AERETI-sponsored student experiments
Balloon Type:
Totex 1500g Latex
Parachute:
12 foot Rocketman
Beacons:
| Frequency | Callsign | Type | Notes |
|---|---|---|---|
| 145.645 MHz | KC0D-1 | Remote Release/DF | Secondary Beacon |
| 144.340 MHz | AE0SS-13 | APRS/Digi EOSSX | Primary Beacon, Timeslotted 0:10 and 0:40 |
| 145.765 MHz | KC0D-3 | Remote Release/DF | Flight Qualification with Remote Release Charlie |
Payload Plan:
FrequencyList:
EOSS Preflight Net @ 7 PM Mountain Time preceding night:
• 449.225 MHz (-5 MHz Offset, 141.3 Hz CTCSS) Rocky Mountain Ham Radio (RMHAM) Repeater and EchoLink *CANONCTY* conference and the Fun Machine linked system
• 146.940 MHz (-600 KHz Offset, 103.5 Hz CTCSS) Rocky Mountain Radio League (RMRL) Repeater if the RMHAM machine is down
• 146.640 MHz (-600 KHz Offset, 100.0 Hz CTCSS) Denver Radio League (DRL) Repeater will serve as a backup to the backup repeater
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:
• 449.450 MHz (-5 MHz Offset, 103.5 Hz Tone) RMRL repeater
DMR:
• We will be using RM Wide Talk Group 700
New RMHAM Linked DMR Repeater:
RMHAM has installed a new Linked DMR Repeater at Cedar Point, CO
Repeater input frequency: 440.275 MHz
Repeater output frequency: 445.275 MHz
Color Code 7
Time Slot 1: TG 700 (Rocky Mountain Wide)
Time Slot 2: TG 720 (Central Regional)
Simplex Frequencies:
• 446.100 MHz Balloon #1 Field Simplex
• 446.150 MHz Balloon #2 Field Simplex
• 446.200 MHz Balloon #3 Field Simplex
• 446.275 MHz Car to Car drive out Simplex
(Note that some radios assume these are repeater frequencies and attempt to put a 5 MHz offset in the transmit frequency automatically)
2M Direction Finding Frequencies:
- 144.340
- 144.905
- 145.645
- 145.765
Tactical Calls:
| Tactical | Call Sign | Name | Notes |
|---|---|---|---|
| Alpha | WA0GEH, KC0D | Marty, Mark | |
| Bravo | W9CN, N0JPS, | Mike, John | |
| Charlie | KE7KCK | Tom | |
| Delta | K0SCC | Stephen | |
| Echo | KB0YRZ | Chris | |
| Tango | KC0L, K5PUP | John, Eileen from Texas, | |
| Ground Station | Jeff, Randy, Tom | N2XGL, K5JK, KB0TVJ | |
| Yankee | KE0YAL | Brad | |
| Kilo | N0RPF, K0BRA | Rob, Doug, Launch, Track | |
| Lima | |||
| Mike | N6BA | Jeff | |
| November | N0NDM | Larry | |
TR Breakfast:
The T&R Breakfast will be at 7 AM at the IHOP at the Flying J truck stop in Limon.