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EOSS-278 CU Science Discovery - Recap
EOSS-278 was launched out of Genoa, Colorado on 8/11/18 at 08:03 and acheived an altitude of 93,912 feet at 09:31. The flight string landed at 10:15 in a pasture. All payloads were recovered approximately 3.6 miles northwest of Peyton, Colorado.
Original Announcement
Launch Site has been changed to GENOA RV Park (click for directions). 205 5th Street, Genoa Colorado. We may park on the lot north of the RV park building, or along the side of 5th street. The town of Genoa and the owner of the RV park will be our gracious hosts to allow us to use their facilities.
Predictions are available here. On that page, look for the Genoa launch site and click on the "GIF" link to see the predicted flight path.
UPDATE! All payloads plan on being onsite no later that 7:00 am for weigh in and stringing.
Look at this link: http://wxqa.com/eoss278.html for all sorts of links for tracking the balloon during flight and information on the track after the flight.
One 1500g balloon carrying payloads developed by:
- CU Science Discovery program student workshop
- Space Mail
- Science Girls
Recap Gallery:
Event Date:
Saturday, August 11, 2018 - 00:00
Flight Coordinator:
KCØRPS (KE7KCK at launch site)
Grid:
Punkin Center X=60, Y=40, Test N 38.800 W 104.00 Ans: X=43.9,Y=36.5 Changed
Flights:
EOSS-278
Lite balloon for CU Science Discovery with workshop payloads, camera, space mail, and a science girls payload.
Balloon Type:
Totex 1500g Latex
Parachute:
12 foot Rocketman
Beacons:
| Frequency | Callsign | Type | Notes |
|---|---|---|---|
| 145.765 MHz | KCØD-15 | APRS/DF/Wireless Release | Secondary Beacon |
| 144.340 MHz | AEØSS-13 Lite | APRS/Digi EOSS | Primary Beacon |
Payload Plan:
FrequencyList:
EOSS Preflight Net @ 8 PM MDT preceding night:
• 449.225 MHz (-5 MHz Offset, 141.3 Hz Tone ) RMHAM Repeater
• 146.940 MHz (-600 KHz Offset, 103.5 Hz Tone) RMRL Repeater if the RMHAM machine is down
• 146.640 MHz (-600 KHz Offset, 100.0 Hz Tone) 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:
• 448.450 MHz (-5 MHz Offset, 100.0 Hz Tone) PPFMA repeater (Assuming we are flying out of Deer Trail or Limon).
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)
Legacy 2M Simplex Frequency (not generally used due to desense/interference issues with the 2M APRS packets)
• 146.550 MHz Simplex
2M Direction Finding Frequencies:
• 144.340
• 144.360
• 144.905
• 144.535
• 144.645
• 144.710
• 144.765
Tactical Calls:
| Tactical | Call Sign | Name | Notes | Deploying From: |
|---|---|---|---|---|
| Alpha | WA0GEH, KC0D | Marty, Mark | 00:02, Tracking Coordinators, Downrange | Launch Site |
| Bravo | K0LOB | Jim | 00:07, Tracker | Downrange |
| Charlie | KE7KCK | Tom | 00:12, Flight Coordinator, Tracker | Launch Site |
| Delta | KD0SEM | Dave | 00:17, Launch, Trackers | Launch Site |
| Echo | KC0L | John | 00:22, Launch, Trackers | Launch Site |
| Foxtrot | N6BA | Jeff | 00:27, Trackers | Down Range |
| Golf | KB0UBZ | Ben | 00:33, Tracker | Down Range |
| Hotel | KE0ORB | John, Nancy | 00:42 Tracker | Down Range |
| India | KE0NDW | Anup plus DisconeryTeam | 00:47 Tracker | Launch Site |
| Juliet | NB4V | Bradon | 00:52 Tracker | Launch Site |
TR Breakfast:
Breakfast will be at the IHOP in the Flying J Travel Center (north of I-70 at the first Limon exit [359]) at 6:30 am. (see link to printable version of the Tactical Calls, above)