Launches

First Launch s’more-001

Attempted first launch on 9 August 2025. Balloon escaped without payload and before we could make another attempt, clouds came in, so we opted to wait for the following…

Second Launch s’more-002

this shows weather along the predicted HYSPLIT path (Section 3).

Balloon filling for smore-002

Free lift is the excess lift due to the super-pressure of the balloon.

Weather at ballon times and location

Payload design

This is the power supply circuit for the smore-002 ballon. The tracker is a QRP-labs U4B S/N: 21894, only showed partially here. The solar panel can put out 6.8 Volts which…

HYSPLIT predictions for balloon track

There are no spots today, but yesterdays prediction had the ballloon too far north for the sun to activate it.