this might be a start. if they have 'crew wanted' lists it could be a way to find out who is going where when:
Sydney to Hobart Rally 2013
See the details at
http://www.noonsite.com/Members/val/R2011-10-22-1 , firstname.lastname@example.org
A rally planned to take place in January and February 2013.
Island Cruising Association (ICA)
John and Lyn Martin , P.O. Box 534 Paihia BOI , New Zealand
http://www.islandcruising.co.nz/index.php , email@example.com
The ICA organises a series of cruising rallies in the South West Pacific: Pangaimotu Pirates Rally - MAY - Opua, NZ to Tonga. Western Pacific Rally - MAY - Opua, NZ to Vanuatu, Solomons, Louisiades of Papua New Guinea, East Coast of Australia, Tasmania, Nelson, NZ. 10 month event. Tusker Beer Vanuatu Rally - MAY - Opua, NZ to Vanuatu. Pacific Circuit Rally - NOVEMBER - Tonga to Fiji, Vanuatu, New Caledonia and back to NZ via Norfolk Island. Next in 2013. All Point Rally - NOVEMBER - Annual Free Rally from Tonga to Fiji, Vanuatu, New Caledonia and Opua, NZ. See website for more details.
Cairns to Louisiades Archipelgao , 100nm East of mainland PNG
Tel:+61 (0) 7 40558132, mobile: +61 (0) 407 391211
http://www.louisiadesrally.com , firstname.lastname@example.org
Annually September-November. Cairns Australia (Yorkeys Knob Boating Club) to the Lousiades Archiplelago in Papua New Guinea. 16 yachts participated in 2012 and raised between them over 10,000 Kina, took over 100 bags and boxes of medical and educational supplies and contributed over $15,000 AUD to the community paying for Rally events. Further, donations from past rally participants means the Rally contributes almost $35,000 to the impoverished community through donations and community payments for events.
I did notice that you are interested in East TImor so am sending this as a possible contact.
Darwin Dili Yacht Rally
http://www.sailtimorleste.org/index.php , email@example.com
Started 9 July 2011 at 1100 hours, Darwin Harbour, Australia and finishes in Dili Harbour, Timor-Leste. The course will be from the Start Line in Darwin Harbour, Australia, leaving Jaco Island to port, to the Finish Line off the city of Dili, Timor-Leste, a distance of around 426 NM. The Sail Timor-Leste Darwin Dili Yacht Rally is a web based event, organised and managed using the internet and email only.
Darwin to Kupang Rally/Race
http://www.sailindonesia.net , firstname.lastname@example.org
Annual event in late July from Darwin to West Timor, continues to Bali. Organized by PORLASI (Indonesian Sailing Federation), participants obtain compulsory Indonesian cruising permit as part of the entry fee.