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BOSTON MARATHON 2025

Catherine Hatt

Bib: 13432•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 28%
Gender (Female)
#0 / 12228
Top 11%
Division (F18-39)
#0 / 5469
Top 20%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:07
Rank: #11709
Start → 5K
23:07 | 7:26/mi
10K· 6.21 mi
45:28
Rank: #10481 (+1228)
5K → 10K
22:21 | 7:12/mi
15K· 9.32 mi
1:07:42
Rank: #9887 (+594)
10K → 15K
22:14 | 7:09/mi
20K· 12.43 mi
1:30:11
Rank: #9474 (+413)
15K → 20K
22:29 | 7:14/mi
Half· 13.11 mi
1:35:03
Rank: #9408 (+66)
20K → Half
4:52 | 7:08/mi
25K· 15.53 mi
1:52:42
Rank: #9182 (+226)
Half → 25K
17:39 | 7:17/mi
30K· 18.64 mi
2:16:04
Rank: #8829 (+353)
25K → 30K
23:22 | 7:31/mi
20M
2:26:18
Rank: #8656 (+173)
30K → 20M
10:14 | 7:32/mi
21M
2:34:19
Rank: #8539 (+117)
20M → 21M
8:01 | 8:01/mi
35K· 21.75 mi
2:39:46
Rank: #8441 (+98)
21M → 35K
5:27 | 7:17/mi
23M
2:49:11
Rank: #8271 (+170)
35K → 23M
9:25 | 7:31/mi
24M
2:56:31
Rank: #8150 (+121)
23M → 24M
7:20 | 7:20/mi
40K· 24.85 mi
3:02:52
Rank: #8044 (+106)
24M → 40K
6:21 | 7:26/mi
25.2M
3:05:41
Rank: #8002 (+42)
40K → 25.2M
2:49 | 8:10/mi
Finish· 26.22 mi
3:12:58
Rank: #7897 (+105)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:03
Pace7:15 /mi
2nd Half
Distance13.11 mi
Time1:37:55
Pace7:28 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4123:077:2623:07
7:26
-
10K
6.21 mi11:15:0245:287:1922:21
7:12
-0:14
15K
9.32 mi11:37:161:07:427:1622:14
7:09
-0:03
20K
12.43 mi11:59:451:30:117:1522:29
7:14
+0:05
Half
13.11 mi12:04:371:35:037:154:52
7:08
-0:06
25K
15.53 mi12:22:161:52:427:1517:39
7:17
+0:09
30K
18.64 mi12:45:382:16:047:1823:22
7:31
+0:14
20M
20.00 mi12:55:522:26:187:1910:14
7:32
+0:01
21M
21.00 mi13:03:532:34:197:218:01
8:01
+0:29
35K
21.75 mi13:09:202:39:467:215:27
7:17
-0:44
23M
23.00 mi13:18:452:49:117:219:25
7:31
+0:14
24M
24.00 mi13:26:052:56:317:217:20
7:20
-0:11
40K
24.85 mi13:32:263:02:527:216:21
7:26
+0:06
25.2M
25.20 mi13:35:153:05:417:222:49
8:10
+0:44
Finish
26.22 mi13:42:323:12:587:227:17
7:09
-1:01

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

7:08 /mi

Average Pace

7:22 /mi

Slowest Pace

8:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:08

94% of race

Time at Steady Pace

10:50

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:52:4123:077:2623:07
7:26
#11709
10K
6.21 mi11:15:0245:287:1922:21
7:12
#10481
15K
9.32 mi11:37:161:07:427:1622:14
7:09
#9887
20K
12.43 mi11:59:451:30:117:1522:29
7:14
#9474
Half
13.11 mi12:04:371:35:037:154:52
7:08
#9408
25K
15.53 mi12:22:161:52:427:1517:39
7:17
#9182
30K
18.64 mi12:45:382:16:047:1823:22
7:31
#8829
20M
20.00 mi12:55:522:26:187:1910:14
7:32
#8656
21M
21.00 mi13:03:532:34:197:218:01
8:01
#8539
35K
21.75 mi13:09:202:39:467:215:27
7:17
#8441
23M
23.00 mi13:18:452:49:117:219:25
7:31
#8271
24M
24.00 mi13:26:052:56:317:217:20
7:20
#8150
40K
24.85 mi13:32:263:02:527:216:21
7:26
#8044
25.2M
25.20 mi13:35:153:05:417:222:49
8:10
#8002
Finish
26.22 mi13:42:323:12:587:227:17
7:09
#7897
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi11709263026308761(Top 31%)1327(Top 11%)1327(Top 24%)
10K6.21 mi3.10 mi10481+12282041+5892041+5899448(Top 33%)1577(Top 13%)1577(Top 29%)
15K9.32 mi3.11 mi9887+5941786+2551786+2558761(Top 31%)1327(Top 11%)1327(Top 24%)
20K12.43 mi3.11 mi9474+4131625+1611625+1618519(Top 30%)1323(Top 11%)1323(Top 24%)
Half13.11 mi0.68 mi9408+661606+191606+198608(Top 30%)1329(Top 11%)1329(Top 24%)
25K15.53 mi2.42 mi9182+2261536+701536+708221(Top 29%)1301(Top 11%)1301(Top 24%)
30K18.64 mi3.11 mi8829+3531434+1021434+1027903(Top 28%)1357(Top 11%)1357(Top 25%)
20M20.00 mi1.36 mi8656+1731402+321402+327232(Top 25%)1234(Top 10%)1234(Top 23%)
21M21.00 mi1.00 mi8539+1171384+181384+187452(Top 26%)1486(Top 12%)1486(Top 27%)
35K21.75 mi0.75 mi8441+981370+141370+147174(Top 25%)1351(Top 11%)1351(Top 25%)
23M23.00 mi1.25 mi8271+1701338+321338+326760(Top 24%)1294(Top 11%)1294(Top 24%)
24M24.00 mi1.00 mi8150+1211333+51333+56643(Top 23%)1311(Top 11%)1311(Top 24%)
40K24.85 mi0.85 mi8044+1061329+41329+46397(Top 23%)1296(Top 11%)1296(Top 24%)
25.2M25.20 mi0.35 mi8002+421323+61323+66922(Top 24%)1594(Top 13%)1594(Top 29%)
Finish26.22 mi1.02 mi7897+1051314+91314+96713(Top 24%)1534(Top 13%)1534(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21stories
+97ft-345ft

Overall

8761

Females

1327

F18-39

1327

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

9448

Females

1577

F18-39

1577

10K→15K

6.2 - 9.3 mi

Top 31%
×3stories
+67ft-78ft

Overall

8761

Females

1327

F18-39

1327

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8519

Females

1323

F18-39

1323

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

8608

Females

1329

F18-39

1329

Half→25K

13.1 - 15.5 mi

Top 29%
×4stories
+66ft-88ft

Overall

8221

Females

1301

F18-39

1301

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7903

Females

1357

F18-39

1357

30K→20M

18.6 - 20.0 mi

Top 25%
×5stories
+64ft-50ft

Overall

7232

Females

1234

F18-39

1234

20M→21M

20.0 - 21.0 mi

Top 26%
×8stories
+106ft-24ft

Overall

7452

Females

1486

F18-39

1486

21M→35K

21.0 - 21.8 mi

Top 25%
×7stories
+17ft-86ft

Overall

7174

Females

1351

F18-39

1351

35K→23M

21.8 - 23.0 mi

Top 24%
×5stories
+23ft-63ft

Overall

6760

Females

1294

F18-39

1294

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6643

Females

1311

F18-39

1311

24M→40K

24.0 - 24.9 mi

Top 23%
×1story
+6ft-20ft

Overall

6397

Females

1296

F18-39

1296

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1story
+13ft-16ft

Overall

6922

Females

1594

F18-39

1594

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6713

Females

1534

F18-39

1534

Passing Analysis

Category:
Athletes Passed
4143*
Passed By
331
Net Change
+3812
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11709
5K → 10K124315+1228#11709#10481
10K → 15K608*14+594#10481#9887
15K → 20K43219+413#9887#9474
20K → Half737+66#9474#9408
Half → 25K26337+226#9408#9182
25K → 30K41360+353#9182#8829
30K → 20M19724+173#8829#8656
20M → 21M15538+117#8656#8539
21M → 35K11618+98#8539#8441
35K → 23M19525+170#8441#8271
23M → 24M13716+121#8271#8150
24M → 40K12317+106#8150#8044
40K → 25.2M5412+42#8044#8002
25.2M → Finish13429+105#8002#7897
TOTALS4143*331+3812

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing