Chattahoochee Ballroom (Opening January 2026) at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre)
Chattahoochee Ballroom (Opening January 2026) is 38.1 x 61 m (125 x 200 ft), 2,324 m² (25,016 sq ft), with a 7.3 m (24 ft) ceiling.
Open in 3D previzPlan view
LED wall that fits
Under a 7.3 m ceiling with 1.5 m trim and 0.3 m clearance you get 11 rows of 500 mm tile flown. Along the 61 m wall a Absen A2 Pro wall runs 97 x 11 (16296 x 1848 px, 10,670 kg, 197.4 kW).
| Panel | Pitch | Wall (cols x rows) | Size | Resolution | Weight | Power (max) |
|---|---|---|---|---|---|---|
| 9thPanel DW1.9 S Pro | 1.875 mm | 81 x 16 = 1296 | 48.6 x 5.4 m | 25920 x 2880 | 6,221 kg / 13,714 lb | 329.2 kW, 1583 A @ 208 V |
| Absen A2 Pro | 2.97 mm | 97 x 11 = 1067 | 48.5 x 5.5 m | 16296 x 1848 | 10,670 kg / 23,523 lb | 197.4 kW, 949 A @ 208 V |
| Absen A3 Pro | 3.9 mm | 97 x 11 = 1067 | 48.5 x 5.5 m | 12416 x 1408 | 10,137 kg / 22,347 lb | 170.7 kW, 821 A @ 208 V |
Wall sizing assumes 1.5 m trim to the bottom edge, 0.3 m clearance under the ceiling, and a wall no wider than 80% of the longest wall. Weight and power are tile totals from the panel spec sheet; add processing, rigging, and cable.
Seating estimate
After a 12 x 7 m stage, Chattahoochee Ballroom (Opening January 2026) holds about 4,978 theater seats, 2,036 banquet seats at rounds of 10, or 1,400 classroom seats. Back row in theater is roughly 54 m from the downstage edge; the previz checks whether the bottom of the wall clears the heads in front.
Other rooms at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre)
- Exhibit Hall ABCD91.4 x 146.3 m (300 x 480 ft) · 12.5 m ceiling
- Exhibit Hall A91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall B91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall C91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Exhibit Hall D91.4 x 36.6 m (300 x 120 ft) · 12.5 m ceiling
- Courtyard (Coming Early 2027)31.7 x 31.7 m (104 x 104 ft) · 3.1 m ceiling
- Savannah Ballroom (Opening January 2026)18.3 x 36.6 m (60 x 120 ft) · 4 m ceiling
- Chattahoochee Ballroom E (Opening January 2026)18.3 x 27.4 m (60 x 90 ft) · 7.3 m ceiling
- Chattahoochee Ballroom F (Opening January 2026)18.3 x 27.4 m (60 x 90 ft) · 7.3 m ceiling
- Meeting Room 101/102 (Coming Early 2027)18.3 x 24.4 m (60 x 80 ft) · 3.4 m ceiling
- Chattahoochee Ballroom G (Opening January 2026)9.1 x 36.6 m (30 x 120 ft) · 7.3 m ceiling
- Meeting Room 204/205 (Coming Early 2027)16.8 x 18.3 m (55 x 60 ft) · 3.5 m ceiling
Published dimensions (source), fetched 2026-09-05. All rooms at Cobb Convention Center - Atlanta (formerly Cobb Galleria Centre) · Venues in Atlanta