Original sentence: *The LBT telescope baseline is via interferometry.Giant Magellan Telescope(GMT)  24.5   21.4  7 x 8.4 m mirrors, single M2  Largest under construction.Gran Telescopio Canarias(GTC)  11.3   10.4 m  36 x 1.9 m hexagonal segments for M1  Commissioned  2009; Largest single mirror telescope.Large Binocular Telescope(LBT)  22.8*  11.7  2 x 8.4 m M1 mirrors; 1 mount Largest Binocular; largest single mirrors.Name  Longest baseline (m)  Equivalent Area   Mirrors  Note
Edited sentence: *The LBT telescope baseline is via aperture synthesis.Area  Mirrors  Note.Giant Magellan Telescope (GMT) 24.5   21.4  7 x 8.4 m mirrors, single M2  Largest under construction.Gran Telescopio Canarias (GTC) 11.3   10.4 m  36 x 1.9 m hexagonal segments for M1  Commissioned  2009; Largest single mirror telescope.Keck Interferometer   85  2 x 10 m (Keck 1 & 2).LBT   22.8  2 x 8.4  11.7.Large Binocular Telescope (LBT) 22.8*  11.7  2 x 8.4 m M1 mirrors; 1 mount Largest Binocular; largest single mirrors.Largest telescopes with interferometer mode:.Name   Longest baseline (m)  Equiv.Name  Longest baseline (m)   Mirrors  Collection area Equivlent.VLTI  200  4 x 8.2 m (VLT 1,2,3, & 4)  16