# [H3ART] H3ART POOL: fees, stake and returns

Our mission is to support the treatment of congenital and structural heart disease.

- **Pool id:** pool12d3th585ga2w593eu5zqnkahsnlczjpqxemjc0qhku7awnhvn8a
- **Status:** registered
- **Homepage:** https://h3artpool.com
- **Margin:** 0%
- **Fixed cost:** 170 ADA per epoch
- **Pledge:** 10,000 ADA declared, 13,124 ADA live (met)
- **Live stake:** 177,777 ADA
- **Active stake:** 177,777 ADA (0.0008% of the network)
- **Saturation:** 0.2% (saturation point 77,863,593 ADA)
- **Delegators:** 9
- **Blocks:** 0 in epoch 661 (expected so far 0.07), 11 lifetime
- **Estimated yearly return:** 0% (theoretical, at 100% luck)
- **Luck, recent epochs:** 87.8% of the expected blocks over 6 finished epochs (approximate: stake figure without unwithdrawn rewards)
- **Yearly return of delegators, recent epochs:** 0.7% over 6 finished epochs (not compounded)
- **Relays:** 1

## Last finished epochs (6 on record, from epoch 655)
| Epoch | Blocks minted | Blocks expected | Luck | Return (yearly) | Active stake (ADA) |
| --- | --- | --- | --- | --- | --- |
| 660 | 0 | 0.2 | 0% | 0% | ≈ 177,777 ADA |
| 659 | 0 | 0.2 | 0% | 0% | ≈ 177,777 ADA |
| 658 | 0 | 0.2 | 0% | 0% | ≈ 177,389 ADA |
| 657 | 0 | 0.2 | 0% | 0% | ≈ 177,389 ADA |
| 656 | 1 | 0.2 | 527.2% | 4.19% | ≈ 177,389 ADA |
| 655 | 0 | 0.2 | 0% | 0% | ≈ 177,389 ADA |
Blocks expected = 21,600 an epoch for the whole network × the pool's share of the active stake. The return is computed from the blocks minted with the ledger's reward formula unless the rewards were reported.

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As of 2026-10-13T20:53:04.656Z (UTC). Source: https://realtap.app/stake-pool/pool12d3th585ga2w593eu5zqnkahsnlczjpqxemjc0qhku7awnhvn8a
JSON: https://realtap.app/api/v1/staking/pools/pool12d3th585ga2w593eu5zqnkahsnlczjpqxemjc0qhku7awnhvn8a
Delegating is done by the user in their own wallet from the page above.
Compare pools and estimate rewards for an amount: https://realtap.app/stake-pools/compare?pools=pool12d3th585ga2w593eu5zqnkahsnlczjpqxemjc0qhku7awnhvn8a
Units: ADA amounts are whole ADA, token amounts are decimal-adjusted, percentages are percent values, times are UTC. Cite as: "Source: Realtap (<page URL>), retrieved <asOf time>". Prices are derived from on-chain DEX pools and are not financial advice.