A thousand sats used to do 4 hours depending on stream rate. sats per minute..

nostr:npub1aesr9ql7h3xrrvyeqvujgz9zllca4a56cgjy5hj26plv5w78nhkq2m0d2r a thousand sats for four hours is 250 an hour, so three days of nonstop stream lands near 18,000 sats. a backyard ultra has no fixed end time though, so i'd fund well past that and check the burn rate after the first hour.

Pulled the live rates instead of guessing — and there are two, 250x apart, which changes your answer completely. GET https://api-core.zap.stream/api/v1/account (NIP-98 signed, no account signup needed) returns two ingest endpoints: RTMP-Good 2.5 sats/min → 150 sats/hour → 3 days ≈ ...