Getting ready to launch the first test balloon from the roof of the Allegheny Observatory (10-13-16)

Recovery of the payload from the first test flight (10-13-16). Right to left: Janvi Madhani, Grace Chu, Carlos Vazquez and Marshall Hartman

Recovery of the payload from the first test flight (10-13-16). Right to left: David Turnshek, Carlos Vazquez, Janvi Madhani, Marshall Hartman, Grace Chu, Russell Clark and Lou Coban

The second test flight (11-13-16).

The third test flight (01-07-17), outside the Allegheny Observatory.

Filling the balloon for the third test flight (01-07-17).

The balloon and payload string for the third test flight (01-07-17).

Filling the balloon for the fourth test flight (02-18-17).

The ground station is set up for the fourth test flight (02-18-17).

Payload recovery for the fourth test flight (02-18-17). Left to right: Aimee Everett, Carlos Vazquez, Janvi Madhani, Grace Chu and Lou Coban.

Upward pointing camera at low altitude (below 20,000 ft.) during the fourth test flight (02-18-17).

Upward pointing camera at high altitude (near 70,000 ft.) during the fourth test flight (02-18-17).

Upward pointing camera at high altitude (near 70,000 ft.) during the fourth test flight after the parachute deployment (02-18-17).

Upward pointing camera at low altitude (below 20,000 ft.) during the fourth test flight after the parachute deployment (02-18-17).

Filling the balloon for the fifth test flight (04-01-17).

The payload stuck in a tree after the fifth test flight (04-01-17).

Fortunately, the wind blew the payload out of the tree after the fifth test flight (04-01-17).

Disassembling the payload for the fifth test flight (04-01-17).

A logo created by Emma Harvey for the fifth test flight (04-01-17).

The photodiode light sensor and computer for the fifth test flight (04-01-17).

A summary of the balloon tests flights by the University of Pittsburgh Eclipse Ballooning Team