L337 - Simply put, you are out over the bush at about 100' doing 195kts, climbing.
Sorry mate
but there is a town called Kempton Park which is north of 03L perimeter, starts around 500m from threshold - stretching 7kms north and around 4-5 kms either side of flightpath out. I live in this town and believe me, this incident has made quite an impact on thousands of aviation/JNB-airport employed people living in this town...