One group to walk as outlined below, the other group to do the reverse. Camping spots in italics.
Day 1: Thredbo (top of chairlift) via Rawson Pass, Kosciuszko summit, Main Range Track, Charlotte Pass to Spencers Creek. Approximately 22.4km.
Day 2: Spencers Creek via Perisher Valley, Smiggin Holes, Guthega Power Station to Horse Camp Hut. Approximately 20.0km.
Day 3: Horse Camp Hut via Whites River Hut, Valentine Hut to Grey Mare Hut. Approximately 19.9km (plus ‘side walk’ to Gungartan summit).
Day 4: Grey Mare Hut via O’Keefes Hut, to Mackeys Hut. Approximately 22.9km (plus ‘side walk’ to Jagungal summit).
Day 5: Mackeys Hut to Happys Hut. Approximately 17.4km.
Day 6: Happys Hut via Four Mile Hut to Kiandra (where track meets Snowy Mountains Highway). Approximately 25.5km* (plus short ‘side walks’ to Tabletop Mountain and Four Mile Hut). *Approximately 5km less if ‘off-track short cut’ taken north of Happys Hut.