Bitcoin 5-Minute Up/Down Tick Data — 2026-09-20
On 2026-09-20, 284 Polymarket BTC 5m Up/Down market rounds were recorded. Up resolved as the winner in 146 rounds (51.4%), Down in 138. The average round saw the Up share move across a 65¢ range, with the lead changing hands 3.95 times per round on average.
284
Rounds recorded
51.4%
Up win rate
146 up / 138 down
65¢
Avg swing
max − min Up price per round
99¢
Wildest round
biggest single-round swing
Up win rate by hour (UTC)
Share of rounds each hour where the Up side won. The dashed line marks 50%.
00:0006:0012:0018:0023:00
Most volatile round of the day
btc-updown-5m-1789880100.csv swung 99¢, flipped leader 8 times and resolved DOWN. Ten sampled ticks:
| timestamp | time (UTC) | up_price | down_price | remaining_min |
|---|---|---|---|---|
| 1789880101 | 04:55:00 | 0.50 | 0.52 | 4.98 |
| 1789880132 | 04:55:31 | 0.41 | 0.60 | 4.47 |
| 1789880161 | 04:56:00 | 0.44 | 0.57 | 3.99 |
| 1789880190 | 04:56:29 | 0.69 | 0.32 | 3.51 |
| 1789880219 | 04:56:58 | 0.72 | 0.29 | 3.02 |
| 1789880248 | 04:57:27 | 0.74 | 0.27 | 2.54 |
| 1789880277 | 04:57:57 | 0.84 | 0.17 | 2.05 |
| 1789880306 | 04:58:26 | 0.90 | 0.11 | 1.56 |
| 1789880336 | 04:58:55 | 1.00 | 0.01 | 1.07 |
| 1789880365 | 04:59:25 | 0.08 | 0.92 | 0.58 |
Want this day — and every other one?
The full archive includes all 62,638 BTC files plus every other dataset.