EOSS-319/320 Westminster HS, Evergreen HS, & Westminster Middle Schools Flight

  • 11-10-2021Payload Plans Rev B posted
  • 11-30-2021Payload Plans Rev C posted. Still awaiting payload weight information
  • 12-07-2021Due to high ground winds predicted at all available launch locations, EOSS-319/320 have been postponed until Friday, January 28, 2022.

Two 3000g balloons (or four 1500g balloons) carrying Westminster and Evergreen High School science program payloads, and Middle School payloads; Westminster Academy of Internatiuonal Studies and Westminster STEM Academy payloads. Note that this is a Friday flight.

The launch site is currently designated as Deer Trail, Colorado. Click here for maps and directions. Note that the launch site may change based on the predicted winds for launch day. Please watch this website (especially on Wednesday and Thursday for any changes).

Predictions are located here. Make sure and refresh your browser for the current information. Scroll down to the date of your flight and click on the selected launch site

Flight Coordinator: 
KCØRPS
Event Date: 
Friday, January 28, 2022 - 00:00 to 23:45
Alt Launch Date: 
Saturday, January 29, 2022
Launch Site: 
Flights: 

EOSS-319 Heavy - Westminster High School & Evergreen High School

A 3000g balloon carrying student-built payloads

If the skys are cloudy, the payloads will be split onto two 1500g balloons

Balloon Type: 
Totex 3000g Latex
Parachute: 
12-foot Rocketman
Beacons: 
Beacons
FrequencyCallsignTypeNotes
144.340 MHzAE0SS-12APRSPrimary, Timeslotted on 0:27 & 0:57
144.905 MHzKC0D-14APRS/DF/Remote ReleaseSecondary
Payload Plan: 

EOSS-320 Heavy - Westminster STEM & Academy of International Studies Payloads

A 3000g balloon carrying science payloads built by Middle School students.

If the sky is cloudy on launch day, the payloads will be split onto two 1500g balloons:

Balloon Type: 
Totex 3000g Latex
Parachute: 
12-foot Rocketman
Beacons: 
Beacons
FrequencyCallsignTypeNotes
144.340 MHzAE0SS-13APRSPrimary, Timeslotted on 0:07 & 0:37
145.645 MHzKC0D-1APRS/DF/Remote ReleaseSecondary
Payload Plan: 
Grid: 
TBD
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

        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)

DMR

RMHAM DMR “Wide" along with EOSS deployable

2M Direction Finding Frequencies for these flights:

  • 144.340
  • 144.905
  • 145.535
  • 145.645
  • 145.765

 

TR Breakfast: 
TBD
Tactical Calls: 
TacticalCall SignNameNotes
AlphaWA0GEH, KC0DMarty, Mark
BravoW9CN, N0JPSMike, John
CharlieKC0RPS, W0GVJim (FC). Gerry
DeltaK0SCCStephen
EchoKE7KCKTom
FoxtrotN0NDM, W0CBHLarry, Benjie
GolfWG0EColin
Ground StationN2XGL, K5JKJeff, Tom, Randy
HotelK0LOB, KD7ORO Jim, Steve
India
JulietN6BA
MikeN0FTISteve
TangoKC0L, K5PUPJohn, Eileen, Texas
Live Flight Tracking: 
To view live flight tracking, navigate to https://track.eoss.org