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BOSTON MARATHON 2025

Melanie Ullmo

Bib: 17608•F

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:14
Rank: #12063
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
46:38
Rank: #12185 (-122)
5K → 10K
23:24 | 7:32/mi
15K· 9.32 mi
1:10:43
Rank: #12757 (-572)
10K → 15K
24:05 | 7:45/mi
20K· 12.43 mi
1:35:46
Rank: #13429 (-672)
15K → 20K
25:03 | 8:04/mi
Half· 13.11 mi
1:41:02
Rank: #13424 (+5)
20K → Half
5:16 | 7:43/mi
25K· 15.53 mi
2:01:25
Rank: #14018 (-594)
Half → 25K
20:23 | 8:24/mi
30K· 18.64 mi
2:28:25
Rank: #14383 (-365)
25K → 30K
27:00 | 8:41/mi
20M
2:40:10
Rank: #14401 (-18)
30K → 20M
11:45 | 8:39/mi
21M
2:49:14
Rank: #14347 (+54)
20M → 21M
9:04 | 9:04/mi
35K· 21.75 mi
2:55:07
Rank: #14219 (+128)
21M → 35K
5:53 | 7:52/mi
23M
3:06:05
Rank: #14266 (-47)
35K → 23M
10:58 | 8:46/mi
24M
3:14:55
Rank: #14347 (-81)
23M → 24M
8:50 | 8:50/mi
40K· 24.85 mi
3:23:39
Rank: #14696 (-349)
24M → 40K
8:44 | 10:13/mi
25.2M
3:28:19
Rank: #15080 (-384)
40K → 25.2M
4:40 | 13:32/mi
Finish· 26.22 mi
3:36:44
Rank: #15030 (+50)
25.2M → Finish
8:25 | 8:16/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:41:02
Pace7:42 /mi
2nd Half
Distance13.11 mi
Time1:55:42
Pace8:50 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:3023:147:2923:14
7:29
-
10K
6.21 mi11:36:5446:387:3023:24
7:32
+0:03
15K
9.32 mi12:00:591:10:437:3524:05
7:45
+0:13
20K
12.43 mi12:26:021:35:467:4225:03
8:04
+0:19
Half
13.11 mi12:31:181:41:027:425:16
7:43
-0:21
25K
15.53 mi12:51:412:01:257:4920:23
8:24
+0:41
30K
18.64 mi13:18:412:28:257:5827:00
8:41
+0:17
20M
20.00 mi13:30:262:40:108:0011:45
8:39
-0:02
21M
21.00 mi13:39:302:49:148:049:04
9:04
+0:25
35K
21.75 mi13:45:232:55:078:035:53
7:52
-1:12
23M
23.00 mi13:56:213:06:058:0510:58
8:46
+0:54
24M
24.00 mi14:05:113:14:558:078:50
8:50
+0:04
40K
24.85 mi14:13:553:23:398:128:44
10:13
+1:23
25.2M
25.20 mi14:18:353:28:198:164:40
13:32
+3:19
Finish
26.22 mi14:27:003:36:448:168:25
8:16
-5:16

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

7:29 /mi

Average Pace

8:16 /mi

Slowest Pace

13:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

46:38

22% of race

Time at Steady Pace

2:36:42

72% of race

Time at Slower Pace

13:24

6% of race

Average Pace: 8:16 /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 mi11:13:3023:147:2923:14
7:29
#12063
10K
6.21 mi11:36:5446:387:3023:24
7:32
#12185
15K
9.32 mi12:00:591:10:437:3524:05
7:45
#12757
20K
12.43 mi12:26:021:35:467:4225:03
8:04
#13429
Half
13.11 mi12:31:181:41:027:425:16
7:43
#13424
25K
15.53 mi12:51:412:01:257:4920:23
8:24
#14018
30K
18.64 mi13:18:412:28:257:5827:00
8:41
#14383
20M
20.00 mi13:30:262:40:108:0011:45
8:39
#14401
21M
21.00 mi13:39:302:49:148:049:04
9:04
#14347
35K
21.75 mi13:45:232:55:078:035:53
7:52
#14219
23M
23.00 mi13:56:213:06:058:0510:58
8:46
#14266
24M
24.00 mi14:05:113:14:558:078:50
8:50
#14347
40K
24.85 mi14:13:553:23:398:128:44
10:13
#14696
25.2M
25.20 mi14:18:353:28:198:164:40
13:32
#15080
Finish
26.22 mi14:27:003:36:448:168:25
8:16
#15030
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi120632835283513969(Top 49%)4000(Top 33%)4000(Top 73%)
10K6.21 mi3.10 mi12185-1222906-712906-7112412(Top 44%)3045(Top 25%)3045(Top 56%)
15K9.32 mi3.11 mi12757-5723244-3383244-33813969(Top 49%)4000(Top 33%)4000(Top 73%)
20K12.43 mi3.11 mi13429-6723680-4363680-43615379(Top 54%)4850(Top 40%)4850(Top 89%)
Half13.11 mi0.68 mi13424+53684-43684-413664(Top 48%)3886(Top 32%)3886(Top 71%)
25K15.53 mi2.42 mi14018-5944056-3724056-37216621(Top 59%)5641(Top 46%)5641(Top 103%)
30K18.64 mi3.11 mi14383-3654326-2704326-27015949(Top 56%)5431(Top 44%)5431(Top 99%)
20M20.00 mi1.36 mi14401-184364-384364-3814722(Top 52%)4897(Top 40%)4897(Top 90%)
21M21.00 mi1.00 mi14347+544349+154349+1513933(Top 49%)4602(Top 38%)4602(Top 84%)
35K21.75 mi0.75 mi14219+1284304+454304+4511379(Top 40%)3331(Top 27%)3331(Top 61%)
23M23.00 mi1.25 mi14266-474369-654369-6514895(Top 52%)5275(Top 43%)5275(Top 96%)
24M24.00 mi1.00 mi14347-814432-634432-6316506(Top 58%)6204(Top 51%)6204(Top 113%)
40K24.85 mi0.85 mi14696-3494661-2294661-22921119(Top 74%)8719(Top 71%)8719(Top 159%)
25.2M25.20 mi0.35 mi15080-3844900-2394900-23925736(Top 91%)11053(Top 90%)11053(Top 202%)
Finish26.22 mi1.02 mi15030+504891+94891+914683(Top 52%)5304(Top 43%)5304(Top 97%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 49%
×21stories
+97ft-345ft

Overall

13969

Females

4000

F18-39

4000

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

12412

Females

3045

F18-39

3045

10K→15K

6.2 - 9.3 mi

Top 49%
×3stories
+67ft-78ft

Overall

13969

Females

4000

F18-39

4000

15K→20K

9.3 - 12.4 mi

Top 54%
×5stories
+106ft-86ft

Overall

15379

Females

4850

F18-39

4850

20K→Half

12.4 - 13.1 mi

Top 48%
×2stories
+19ft-37ft

Overall

13664

Females

3886

F18-39

3886

Half→25K

13.1 - 15.5 mi

Top 59%
×4stories
+66ft-88ft

Overall

16621

Females

5641

F18-39

5641

25K→30K

15.5 - 18.6 mi

Top 56%
×9stories
+181ft-148ft

Overall

15949

Females

5431

F18-39

5431

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14722

Females

4897

F18-39

4897

20M→21M

20.0 - 21.0 mi

Top 49%
×8stories
+106ft-24ft

Overall

13933

Females

4602

F18-39

4602

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11379

Females

3331

F18-39

3331

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

14895

Females

5275

F18-39

5275

23M→24M

23.0 - 24.0 mi

Top 58%
×6stories
+12ft-82ft

Overall

16506

Females

6204

F18-39

6204

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

21119

Females

8719

F18-39

8719

40K→25.2M

24.9 - 25.2 mi

Top 91%
×1story
+13ft-16ft

Overall

25736

Females

11053

F18-39

11053

25.2M→Finish

25.2 - 26.2 mi

Top 52%
×2stories
+22ft-21ft

Overall

14683

Females

5304

F18-39

5304

Passing Analysis

Category:
Athletes Passed
1241
Passed By
4208
Net Change
-2967
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12063
5K → 10K198320-122#12063#12185
10K → 15K56628-572#12185#12757
15K → 20K64736-672#12757#13429
20K → Half3934+5#13429#13424
Half → 25K64658-594#13424#14018
25K → 30K165530-365#14018#14383
30K → 20M110128-18#14383#14401
20M → 21M13076+54#14401#14347
21M → 35K14214+128#14347#14219
35K → 23M101148-47#14219#14266
23M → 24M48129-81#14266#14347
24M → 40K22371-349#14347#14696
40K → 25.2M4388-384#14696#15080
25.2M → Finish9848+50#15080#15030
TOTALS12414208-2967
📊

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