The official name was the ASO-GMEA Middle School String Project.
From the website:
The ASO-GMEA Middle School String Projects provide area instrumental string students the opportunity to work closely with Atlanta Symphony Orchestra musicians either through All-State Clinics or Orchestra Clinics, and an afternoon concert open to the public. Projects also provide opportunities teachers and families to establish / strengthen ties with musicians of the ASO and to attend an ASO concert in Symphony Hall.
8:30am – 9:30am Registration/ Acoustics
Clinicians will take students to sectionals
9:40am – 10:50am Sectionals
10:30am – 10:40am Break
11:00am – 11:50am Large Group Rehearsal
11:50am – 12:20pm Pizza Lunch and drawings for ASO prizes
12:20 pm – 1:30pm Rehearsal Block #3
1:30pm – 1:40pm Break
1:40pm – 1:45pm Assemble in Auditorium
1:45pm Side-by-Side CONCERT followed by Reception