Assign a miner as a member of a fleet,1. spawn in supplied asteroid sector ... (i used the Hattel/Hylat Asteroid in there)
2. order it to minemine it with a miner as part of your faction and as an aunclaimed sector Asteroid,
3. then you mine a similar sized/copied asteroid with a piloted shipcompare the results
{F8184}
i got 1449 shards and 1455 ore from it in an unfactioned unclaimed mining situation using a logic driven miner
as factioned miners in an claimed system of same faction
using mining drones i got 5796 shards and 5820 ore .. Compare resources acquired.which is 4x (bonus of 3 ?) of the original
the same outcome i did had with a piloted miner manualy mining that asteroid