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The voting round you are mentioning contained all bids sent to boomerang within the blocks from 17,544,000 to 17,546,999. Your bid was sent in block 17,547,002 (3 blocks or 9 seconds too late), that's why you got voted in the next round.

https://steemd.com/tx/6523d047b9dda4d4d0d7e5c3fd2ac79a54324d14

BR,
boomerang team