PTHSonde v1.4.0 — Balloon Fill Calculator + User Manual
Balloon Fill Calculator
A new Fill Calculator tab in the dashboard, next to Skew-T + Plots.
- SondeHub-style horizontal layout, themed to the dashboard.
- Own physics: gas buoyancy vs. aerodynamic drag with an ISA standard atmosphere.
- Manufacturer balloon lookup (Kaymont/Totex, Hwoyee, Pawan, latex, custom) and four lift gases.
- Payload-train preset (PTHSonde 80 g) or custom payload.
- Aim for a target ascent rate or a target burst altitude — the other is calculated.
- Send to Flight Predictor carries the numbers to the map landing predictor.
Flight predictor
- Launch elevation now defaults to 0 m.
Dashboard polish
- App-wide themed thin scrollbars; winds-aloft table no longer has a nested scrollbar.
Documentation
- Complete User Manual & Operations Guide (LaTeX + assets) in
latax/— the sonde,
ground station, dashboard, flight predictor, balloon fill, launch, in-flight operations,
and SHARPpy analysis. Prebuilt PDF attached.