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United States / Boston 2025 / Individual Open · Women / Season 8 (2025/26)

Tiffany O’Brien

USA W 45-49 n = 1290
Finish · net time
1:30:42
−4:32 v median 1:35:14
Course −2:20 v season average ±0:22 · 670 athletes
Women
504/1290
45-49
28/86
Field beaten
61%

The race, in three figures

Field beaten
57%
Runs
64%
Stations
Biggest gain
Wall Balls
−0:24
v median
537/1290
Rank
Biggest loss
80m Burpee Broad Jump
−0:06
v median
612/1290
Rank

The race, in words

In the Open division at Boston 2025, Tiffany O’Brien crossed the line in 1:30:42: 504th of 1,290 women, faster than 61% of the field.

A harder second half: 2:13 more lost to the middle of the field after halfway than before it.

The field ran 6:09 faster at Boston 2025 than at New York 2024, a quicker course than most.

Eight blocks

Bar = field beaten · tick = median

  1. Block 01 11:02
    Running 1 6:05
    v median −0:32
    1000m SkiErg 4:57
    v median −0:19
  2. Block 02 7:16
    Running 2 5:05
    v median −0:24
    50m Sled Push 2:11
    v median −0:22
  3. Block 03 11:07
    Running 3 5:18
    v median −0:28
    50m Sled Pull 5:49
    v median −0:20
  4. Block 04 12:07
    Running 4 5:38
    v median −0:11
    80m Burpee Broad Jump 6:29
    v median −0:06
  5. Block 05 11:35
    Running 5 6:13
    v median +0:18
    1000m Row 5:22
    v median −0:06
  6. Block 06 7:55
    Running 6 5:56
    v median +0:08
    200m Farmers Carry 1:59
    v median −0:11
  7. Block 07 10:37
    Running 7 5:50
    v median +0:08
    100m Sandbag Lunges 4:47
    v median −0:16
  8. Block 08 12:48
    Running 8 6:07
    v median −0:14
    Wall Balls 6:41
    v median −0:24

Roxzone, per block

Approach · Exit 6:23

B1 · 1000m SkiErg
0:24
0:03 0:21
B2 · 50m Sled Push
1:15
0:23 0:52
B3 · 50m Sled Pull
1:18
0:22 0:56
B4 · 80m Burpee Broad Jump
0:58
0:18 0:40
B5 · 1000m Row
0:46
0:12 0:34
B6 · 200m Farmers Carry
0:56
0:29 0:27
B7 · 100m Sandbag Lunges
0:45
0:26 0:19
B8 · Wall Balls
—
No mats

Against the middle of your field

Women · n = 1268

A pace, not a person: at every mat, the middle of the 1,268 women who finished.

10:00 10:00 SkiErg Sled Push Sled Pull Burpee Broad Jump Row Farmers Carry Sandbag Lunges Finish Middle ↑ You ahead ↓ Field ahead 4:29
You ahead Field ahead Middle half · 25th–75th Crossed the middle · 0 Finish · 4:29 ahead

Elsewhere

The board

Individual Open · Women at Boston 2025

See this race on page 11
Other races by Tiffany O’Brien
Source Unofficial
Event
Boston 2025
Division
HYROX
Contest
H_LR3MS4JICD3
Measured against
Women · n = 1290