# [OBS] Ouroboros-暗号通貨革命: fees, stake and returns

The Ouroboros is a stake pool with low fees and peace of mind for cardano investors.

- **Pool id:** pool1qu48wpwwarmkewhlwge9xs87sgt8gdnqq26nnre2v6c8up4fxwr
- **Status:** registered
- **Homepage:** https://ouroboros.mobi
- **Margin:** 2%
- **Fixed cost:** 340 ADA per epoch
- **Pledge:** 95,000 ADA declared, 217,063 ADA live (met)
- **Live stake:** 2,034,952 ADA
- **Active stake:** 2,045,989 ADA (0.0096% of the network)
- **Saturation:** 2.6% (saturation point 77,844,190 ADA)
- **Delegators:** 207
- **Blocks:** 0 in epoch 660 (expected so far 1.39), 4,183 lifetime
- **Estimated yearly return:** 0.87% (theoretical, at 100% luck)
- **Relays:** 2

## Last finished epochs (5 on record, from epoch 655)
| Epoch | Blocks minted | Blocks expected | Luck | Return (yearly) | Active stake (ADA) |
| --- | --- | --- | --- | --- | --- |
| 659 | 4 | 2.2 | 181.5% | 2.58% | ≈ 2,059,745 ADA |
| 658 | 3 | 2.2 | 136.1% | 1.64% | ≈ 2,059,357 ADA |
| 657 | 4 | 2.2 | 180.8% | 2.58% | ≈ 2,069,894 ADA |
| 656 | 1 | 2.2 | 44.7% | 0% | ≈ 2,091,681 ADA |
| 655 | 3 | 2.2 | 134.2% | 1.63% | ≈ 2,090,621 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 2026-10-10T01:42:13.409Z (UTC). Source: https://realtap.app/stake-pool/pool1qu48wpwwarmkewhlwge9xs87sgt8gdnqq26nnre2v6c8up4fxwr
JSON: https://realtap.app/api/v1/staking/pools/pool1qu48wpwwarmkewhlwge9xs87sgt8gdnqq26nnre2v6c8up4fxwr
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=pool1qu48wpwwarmkewhlwge9xs87sgt8gdnqq26nnre2v6c8up4fxwr
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.