Low-thrust rendezvous with four asteroid groups (GTOC2)

Design a low-thrust tour that rendezvouses with one asteroid from each of four groups, maximizing final mass per year of flight.

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File it in the catalog (shoal-catalog 0521c19bbd38)

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	1	+{
	2	+ "domain": "engineering-energy",
	3	+ "topics": [
	4	+ "aerospace-trajectory"
	5	+ ],
	6	+ "type": "design",
	7	+ "benchmark": {
	8	+ "task": "Maximize final mass per flight year for a four-asteroid rendezvous tour",
	9	+ "metric": {
	10	+ "name": "J = final mass / flight time (kg/year)",
	11	+ "better": "higher"
	12	+ },
	13	+ "baseline": {
	14	+ "name": "Winning score, Politecnico di Torino (GTOC2, 2006)",
	15	+ "score": 98.64
	16	+ }
	17	+ },
	18	+ "source": {
	19	+ "key": "gtoc",
	20	+ "name": "Global Trajectory Optimisation Competition",
	21	+ "url": "https://sophia.estec.esa.int/gtoc_portal/?page_id=15",
	22	+ "id": "GTOC2",
	23	+ "curator": "ESA Advanced Concepts Team",
	24	+ "poser": "Anastassios E. Petropoulos (JPL)",
	25	+ "status": "past edition, closed December 2006",
	26	+ "as_of": "2026-10-20",
	27	+ "catalog": "0521c19bbd38"
	28	+ }
	29	+}