Carstensz Pyramid is the highest point of the continent of Oceania. Oceania is the continent used to get Carstensz into the Seven Summits for the Messner list. For the Bass list you would use Kosciousko on Australia. This is a much simpler alternative in almost every way.
Orthographic map of the Australasian part of Oceania: Australia, New Guinea, Island Melanesia, and New Zealand, but excluding the Maluccas – by Ch1902 on Wikipedia
Carstensz Itinerary
Day 1, 20 Apr : Welcome dinner in Bali
Day 2, 21 Apr : 00.30am check out. 02.15am fly to Timika.
07.00am arrival in Timika. gear check etc.
Day 3, 22 Apr : Charter flight – Timika to Sugapa-Bilogai airstrip.
Porters arrangement then travel by motorcycle to Muara River.
trek to Suanggama (last village).
Day 4, 23 Apr : Trekking from Suanggama to Camp I.
Day 5, 24 Apr : Trekking from Camp I to Camp II (Enda Tsiga).
Day 6, 25 Apr : Trekking from Camp II to Camp III (Ebay).
Day 7, 26 Apr : Trekking from Camp III to Camp IV (Nasidome).
Day 8, 27 Apr : Trekking to Carstensz Base Camp.
Day 9, 28 Apr : Carstensz Climb.
Day 10, 29 Apr : Basecamp – Nasidome.
Day 11, 30 Apr : Nasidome – Enda Tsiga passing Ebay – the shortest trek.
Day 12, 1 May : Enda Tsiga – Suanggama if possible, continue to Sugapa).
Day 13, 2 May : (early morn, Suanggama-Sugapa) then fly out to NABIRE Day.
Day 14, 3 May : fly to Bali.
Day 15-17 , 4-6 May : Preserve days for bad weather, flight delay, etc.
If there is good weather and a strong team we could fly to Bali on Day 13, May 2. Otherwise worst case, on Day 17, May 6. Speaking of weather, today I can get a forecast to April 25 via Mountain-Forecast.
Carstensz Weather – Trailhead Sugapa 2000 meters
Carstensz Weather – Base Camp 4200 meters
Carstensz Weather – Summit 4900 meters
Trekking to the base of Carstensz Pyramid is a very rugged adventure. Lots of mud, insects, rain, humidity. It’s a big challenge. I’m hoping that my training pays off and that I can endure the Carstensz Seven Summits Challenge.