Mission Schedule

Flight Schedule &
Mission Archive

Confirmed and planned science flights for the X2Griffon stratospheric platform and MAD-AP mid-altitude drift systems. All data released publicly after recovery.

Confirmed · September 19, 2026

X2Griffon Maiden Science Flight

First full science flight of the X2Griffon payload from Casey, Illinois. Target altitude ~115,000 ft. Public APRS/GPS telemetry under callsign KE9CFY. Full atmospheric dataset release within 48 hours of recovery.

Platform
X2Griffon (1.01 lb)
Location
Casey, Illinois (Clark County)
Telemetry
APRS + WSPR · KE9CFY
Data Release
< 48 hours post-recovery
Tracking
APRS.fi · SondeHub
Status
Confirmed · Final prep

Public Event Notes

  • • Foam glider giveaways (first 50 attendees)
  • • Kids coloring contest · bottle rocket kit prize
  • • Live public telemetry during flight
  • • Ground recovery team (MPGR) active

Exact launch site and spectator details will be posted closer to flight day.

Payload Development

X2Griffon Build Videos

Onboard systems, compartment layout, solar/battery integration, and assembly progress.

Onboard Camera System & Internal Compartment

Compartment configuration

Solar array & battery unit

Payload build overview

Near-space systems short

Planned · TBD

Upcoming Science Flights

Additional X2Griffon vertical profile flights and MAD-AP mid-altitude drift missions. Dates and exact profiles will be published as weather windows and recovery logistics are confirmed.

X2Griffon · Flight 02

Vertical Profile · Fall 2026 Window

Target: temperature / humidity / wind shear profiles. Rapid data release.

Date TBD
Casey, IL area
MAD-AP · Flight 01

Jetstream Drift Mission

Mid-altitude long-duration float. Persistent wind and temperature sampling.

Date TBD
Midwest launch
X2Griffon · Flight 03

Winter Profile Series

Cold-season vertical structure and stability layers. Night recovery option under evaluation.

Date TBD
Casey, IL area
MAD-AP · Flight 02

Extended Drift · Multi-Day Target

Longer-duration mid-tropospheric sampling. Recovery planning with extended range.

Date TBD
TBD launch site
X2Griffon · Flight 04

Spring 2027 Profile

Continued open-data series. Possible dual-payload or experiment ride-share slot.

Date TBD
Casey, IL area

Flight windows are weather-dependent. Confirmed dates and live tracking links will appear here and on the homepage as each mission approaches.