Flight #40 - 2021a

Flight number 40 will be launched from the Hutchinson Municipal Airport's open-house and fly-in. The event will be held on Saturday May 1, with the launch happening at 10:00am from the ramp near the airport tower.

The payload will include two cameras, two APRS trackers, and a LoRaWAN transceiver being developed by Travis Baker, W0ECO.

Image

Flight Parameters

Launch Date/Time Saturday May 1, 2021 at 10:00am (15:00Z)  
Alternative Date n/a  
Launch Site Hutchinson Municipal Aiport (38.07N, 97.87W)  

Capsule 1

(Track)

Tracker: ArduinoTrack transmitter signing W0ZC-11

  • 300mW
  • 144.39MHz 

Sensors: n/a

Beaconing: Delay

  • Beacons every 25 seconds
  • Path is disabled above 2000m MSL.

Cameras

  • Canon PowerShot 570IS with CHDK
0.64kg

Capsule 2

(Track)

Tracker: ArduinoTrack transmitter signing W0ZC-12

  • 300mW
  • 144.39MHz

Sensors: n/a

Beaconing: Delay

  • Beacons every 65 seconds
  • Path is disabled above 2000m MSL.

Cameras: n/a

 0.15kg
Capsule 3 LoRaWAN Tracker designed by Travis Baker, W0ECO 0.20kg
Capsule 4

Tracker: Backup tracking beacon transmitting CW on 433.94MHz. Includes piezo beeper for audio tracking.

  • 433.94MHz CW

Sensors: n/a

Beaconing: Continuous every 10 seconds.

Cameras

  • Raspberry Pi with Raspberry Pi 2 Camera pointed horizontally.
0.76kg
Recovery / Misc Parachute and misc rigging. 0.30kg
Flight Weight Total neck weight on balloon. 2.05kg
Balloon / Gas

1200g Kaymont with x.xcu meters of Hydrogen.

  • Neck Lift: 4.4kg
  • Net Lift: 2.35kg
 
Estimated Burst Altitude 29,847m MSL (98,011')  
Estimated Ascent Rate 5.3m/s (1,040'/min)  
Estimated Descent Rate 6.6m/s (1,300'/min) velocity at touch-down.  
Chase Frequencies 446.100MHz  
NOTAM Filed TBD  

Flight Predictions

April 16, 2021

The initial prediction shows a flight heading southeast from the Hutchinson airport and landing south of El Dorado. The maximum wind speed encoutered is forecast at 53kts.