# [HEPHY] Hephaestus Stake Pool: fees, stake and returns

Low-fee, bare-metal Cardano stake pool since February 2022. Independent single pool operator. Member of the CSPA and xSPO Alliance.

- **Pool id:** pool17n47upcpnzsdks0yd409nf79sg6hqy73twg87eddwh24uj745rt
- **Status:** registered
- **Homepage:** https://hephy.io
- **Margin:** 0%
- **Fixed cost:** 170 ADA per epoch
- **Pledge:** 25,000 ADA declared, 49,471 ADA live (met)
- **Live stake:** 794,950 ADA
- **Active stake:** 793,757 ADA (0.0037% of the network)
- **Saturation:** 1% (saturation point 77,863,593 ADA)
- **Delegators:** 53
- **Blocks:** 1 in epoch 661 (expected so far 0.43), 117 lifetime
- **Estimated yearly return:** 0.58% (theoretical, at 100% luck)
- **Luck, recent epochs:** 163.2% of the expected blocks over 6 finished epochs (approximate: stake figure without unwithdrawn rewards)
- **Yearly return of delegators, recent epochs:** 2.11% over 6 finished epochs (not compounded)
- **Votes through DRep:** drep1y2zu74gt8sxtrxcngqsmrnupkzrtmlqshmvmm5qtuhxx6xqt7yhaw
- **Relays:** 2

## Last finished epochs (6 on record, from epoch 655)
| Epoch | Blocks minted | Blocks expected | Luck | Return (yearly) | Active stake (ADA) |
| --- | --- | --- | --- | --- | --- |
| 660 | 2 | 0.8 | 241.6% | 3.57% | ≈ 772,294 ADA |
| 659 | 2 | 0.8 | 242% | 3.5% | ≈ 772,325 ADA |
| 658 | 1 | 0.8 | 120.9% | 0.95% | ≈ 773,202 ADA |
| 657 | 2 | 0.8 | 249% | 3.62% | ≈ 751,496 ADA |
| 656 | 1 | 0.8 | 123.8% | 0.98% | ≈ 755,165 ADA |
| 655 | 0 | 0.8 | 0% | 0% | ≈ 757,423 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.

---
As of 2026-10-14T09:03:30.642Z (UTC). Source: https://realtap.app/stake-pool/pool17n47upcpnzsdks0yd409nf79sg6hqy73twg87eddwh24uj745rt
JSON: https://realtap.app/api/v1/staking/pools/pool17n47upcpnzsdks0yd409nf79sg6hqy73twg87eddwh24uj745rt
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=pool17n47upcpnzsdks0yd409nf79sg6hqy73twg87eddwh24uj745rt
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.