Gram 11 7 Questions Lofar 1 time-start 0 time-end 300 freq-start 0 freq-end 100 Lofar 2 Lofar 2 Lofar 3 time-start 0 time-end 300 freq-start 0 freq-end 200 Lofar 4 time-start 0 time-end 271 freq-start 0 freq-end 400 7 Questions Lofar 1 Lofar 2 Lofar 3 Lofar 4