Median speed index
113.3
100 matches benchmark
2 Down · Performance desk
Your pace has a shape.
Compare every solve to its XWStats benchmark, then separate durable progress from the natural swing between Monday and Sunday.
Clean solve rate
100.0%
1372 selected puzzles
Best relative solve
947.5
2023-11-29
Checks used
0
Across selected puzzles
Day book
Best Mondays
Every Monday ranked by speed against that day’s XWStats benchmark. Select a year or open the all-time standings.
2026 record
176.3
Mar 23, 2026 · 2:48
All-time record
206.6
Sep 15, 2025 · 3:16
Median pace
101.4
4:34 median solve
Clean solves
100.0%
Across 40 ranked puzzles
2
Second place · 2026
170.1
Jun 22, 2026 · 2:53
Victoria Fernandez Grande
Open puzzle1
Best · 2026
176.3
Mar 23, 2026 · 2:48
Matthew Luter
Open puzzle3
Third place · 2026
161.2
Mar 2, 2026 · 3:00
Leslie Benson
Open puzzle| Rank | Puzzle | Time | Benchmark | Speed index | Vs. average | |
|---|---|---|---|---|---|---|
| 01 | Mar 23, 2026 Matthew Luter · clean | 2:48 | 4:56 | 176.3 | -43.3% | |
| 02 | Jun 22, 2026 Victoria Fernandez Grande · clean | 2:53 | 4:54 | 170.1 | -41.2% | |
| 03 | Mar 2, 2026 Leslie Benson · clean | 3:00 | 4:50 | 161.2 | -38% | |
| 04 | Jun 1, 2026 Kenneth Cortes · clean | 3:17 | 5:04 | 154.4 | -35.2% | |
| 05 | Feb 9, 2026 Matthew Stock · clean | 3:14 | 4:54 | 151.3 | -33.9% | |
| 06 | Feb 23, 2026 Hannah Binney · clean | 3:22 | 4:50 | 143.6 | -30.4% | |
| 07 | Aug 17, 2026 Zhouqin Burnikel · clean | 3:35 | 4:38 | 129.3 | -22.6% | |
| 08 | May 25, 2026 Anthony Grubb · clean | 4:09 | 5:10 | 124.3 | -19.5% | |
| 09 | May 11, 2026 Joel Woodford · clean | 4:14 | 5:04 | 119.6 | -16.4% | |
| 10 | Jul 27, 2026 Aidan Deshong · clean | 3:48 | 4:28 | 117.5 | -14.9% | |
| 11 | Mar 9, 2026 Christina Iverson and Andrea Carla Michaels · clean | 4:10 | 4:50 | 116.0 | -13.8% | |
| 12 | Sep 14, 2026 Andrea Carla Michaels and Dena R. Verkuil · clean | 4:00 | 4:36 | 115.0 | -13% | |
| 13 | Jan 5, 2026 Lynn Lempel · clean | 4:10 | 4:43 | 113.3 | -11.8% | |
| 14 | Aug 31, 2026 Christopher Youngs · clean | 3:56 | 4:24 | 111.9 | -10.6% | |
| 15 | Apr 20, 2026 Freddie Cheng · clean | 4:21 | 4:49 | 110.9 | -9.8% | |
| 16 | Sep 21, 2026 Alexander Liebeskind · clean | 4:06 | 4:30 | 109.8 | -9% | |
| 17 | Jan 26, 2026 Erica Hsiung Wojcik · clean | 4:27 | 4:47 | 107.4 | -6.9% | |
| 18 | Jun 29, 2026 Ginny Too and Rajeswari Rajamani · clean | 4:38 | 4:52 | 105.1 | -4.8% | |
| 19 | Aug 24, 2026 Steven Jopek · clean | 4:17 | 4:28 | 104.3 | -4.1% | |
| 20 | Jul 20, 2026 Eric Rollfing · clean | 4:19 | 4:27 | 103.2 | -3.1% |
Showing the top 20 of 40 Monday puzzles · median solve 4:34
Normalized pace
Speed index over time
Above 100 = faster than benchmarkConsistency
Index distribution
A tighter cluster means more predictable performance.
Long view
Year-by-year progression
2023357 puzzles
113
median index · 100% clean
2024366 puzzles
111.5
median index · 100% clean
2025365 puzzles
115.7
median index · 100% clean
2026284 puzzles
112.3
median index · 100% clean
Clock study
Performance by completion time
Morning126.8 index
127 puzzles · 100% clean
Afternoon123.5 index
132 puzzles · 100% clean
Evening116.5 index
454 puzzles · 100% clean
Late night107 index
659 puzzles · 100% clean
Constructor fit
Most-seen constructors
| Constructor | Puzzles | Median index | Median time | Clean rate |
|---|---|---|---|---|
| John Kugelman | 17 | 108.5 | 39:52 | 100% |
| Simeon Seigel | 16 | 80.2 | 28:16 | 100% |
| Adrian Johnson | 14 | 125.9 | 26:24 | 100% |
| Michael Lieberman | 13 | 120.4 | 16:12 | 100% |
| Adam Wagner | 12 | 114.7 | 19:37 | 100% |
| Sam Ezersky | 12 | 103.3 | 39:44 | 100% |
| Kareem Ayas | 12 | 95.3 | 19:48 | 100% |
| Daniel Bodily | 11 | 138 | 17:30 | 100% |
| Rebecca Goldstein | 11 | 122.9 | 16:57 | 100% |
| Alex Eaton-Salners | 11 | 120.7 | 13:48 | 100% |
| Michael Schlossberg | 11 | 107.2 | 51:21 | 100% |
| Brandon Koppy | 11 | 104.3 | 31:03 | 100% |