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BOSTON MARATHON 2025

Nicole Clark

Bib: 15136•F

TN

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 29%
Gender (Female)
#0 / 12228
Top 12%
Division (F18-39)
#0 / 5469
Top 22%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:23
Rank: #9508
Start → 5K
22:23 | 7:12/mi
10K· 6.21 mi
44:52
Rank: #9639 (-131)
5K → 10K
22:29 | 7:14/mi
15K· 9.32 mi
1:07:15
Rank: #9446 (+193)
10K → 15K
22:23 | 7:12/mi
20K· 12.43 mi
1:30:10
Rank: #9460 (-14)
15K → 20K
22:55 | 7:23/mi
Half· 13.11 mi
1:35:03
Rank: #9409 (+51)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:52:58
Rank: #9330 (+79)
Half → 25K
17:55 | 7:23/mi
30K· 18.64 mi
2:16:54
Rank: #9235 (+95)
25K → 30K
23:56 | 7:42/mi
20M
2:27:36
Rank: #9233 (+2)
30K → 20M
10:42 | 7:52/mi
21M
2:35:47
Rank: #9143 (+90)
20M → 21M
8:11 | 8:11/mi
35K· 21.75 mi
2:41:20
Rank: #9076 (+67)
21M → 35K
5:33 | 7:25/mi
23M
2:50:59
Rank: #8942 (+134)
35K → 23M
9:39 | 7:42/mi
24M
2:58:07
Rank: #8713 (+229)
23M → 24M
7:08 | 7:08/mi
40K· 24.85 mi
3:04:22
Rank: #8519 (+194)
24M → 40K
6:15 | 7:19/mi
25.2M
3:07:08
Rank: #8454 (+65)
40K → 25.2M
2:46 | 8:01/mi
Finish· 26.22 mi
3:14:17
Rank: #8327 (+127)
25.2M → Finish
7:09 | 7:01/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
Time1:39:14
Pace7:34 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5122:237:1222:23
7:12
-
10K
6.21 mi11:16:2044:527:1322:29
7:14
+0:02
15K
9.32 mi11:38:431:07:157:1322:23
7:12
-0:02
20K
12.43 mi12:01:381:30:107:1522:55
7:23
+0:11
Half
13.11 mi12:06:311:35:037:154:53
7:09
-0:14
25K
15.53 mi12:24:261:52:587:1617:55
7:23
+0:14
30K
18.64 mi12:48:222:16:547:2123:56
7:42
+0:19
20M
20.00 mi12:59:042:27:367:2310:42
7:52
+0:10
21M
21.00 mi13:07:152:35:477:258:11
8:11
+0:19
35K
21.75 mi13:12:482:41:207:255:33
7:25
-0:46
23M
23.00 mi13:22:272:50:597:269:39
7:42
+0:17
24M
24.00 mi13:29:352:58:077:257:08
7:08
-0:34
40K
24.85 mi13:35:503:04:227:256:15
7:19
+0:11
25.2M
25.20 mi13:38:363:07:087:262:46
8:01
+0:42
Finish
26.22 mi13:45:453:14:177:257:09
7:01
-1:00

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

7:01 /mi

Average Pace

7:25 /mi

Slowest Pace

8:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:38

89% of race

Time at Steady Pace

21:39

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:25 /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 mi10:53:5122:237:1222:23
7:12
#9508
10K
6.21 mi11:16:2044:527:1322:29
7:14
#9639
15K
9.32 mi11:38:431:07:157:1322:23
7:12
#9446
20K
12.43 mi12:01:381:30:107:1522:55
7:23
#9460
Half
13.11 mi12:06:311:35:037:154:53
7:09
#9409
25K
15.53 mi12:24:261:52:587:1617:55
7:23
#9330
30K
18.64 mi12:48:222:16:547:2123:56
7:42
#9235
20M
20.00 mi12:59:042:27:367:2310:42
7:52
#9233
21M
21.00 mi13:07:152:35:477:258:11
8:11
#9143
35K
21.75 mi13:12:482:41:207:255:33
7:25
#9076
23M
23.00 mi13:22:272:50:597:269:39
7:42
#8942
24M
24.00 mi13:29:352:58:077:257:08
7:08
#8713
40K
24.85 mi13:35:503:04:227:256:15
7:19
#8519
25.2M
25.20 mi13:38:363:07:087:262:46
8:01
#8454
Finish
26.22 mi13:45:453:14:177:257:09
7:01
#8327
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9508158915899187(Top 32%)1507(Top 12%)1507(Top 28%)
10K6.21 mi3.10 mi9639-1311634-451634-459819(Top 35%)1748(Top 14%)1748(Top 32%)
15K9.32 mi3.11 mi9446+1931575+591575+599187(Top 32%)1507(Top 12%)1507(Top 28%)
20K12.43 mi3.11 mi9460-141624-491624-499697(Top 34%)1827(Top 15%)1827(Top 33%)
Half13.11 mi0.68 mi9409+511607+171607+178794(Top 31%)1406(Top 11%)1406(Top 26%)
25K15.53 mi2.42 mi9330+791597+101597+109080(Top 32%)1666(Top 14%)1666(Top 30%)
30K18.64 mi3.11 mi9235+951613-161613-169223(Top 32%)1929(Top 16%)1929(Top 35%)
20M20.00 mi1.36 mi9233+21638-251638-259540(Top 34%)2229(Top 18%)2229(Top 41%)
21M21.00 mi1.00 mi9143+901634+41634+48496(Top 30%)1931(Top 16%)1931(Top 35%)
35K21.75 mi0.75 mi9076+671629+51629+58082(Top 28%)1708(Top 14%)1708(Top 31%)
23M23.00 mi1.25 mi8942+1341619+101619+107943(Top 28%)1792(Top 15%)1792(Top 33%)
24M24.00 mi1.00 mi8713+2291554+651554+655454(Top 19%)879(Top 7%)879(Top 16%)
40K24.85 mi0.85 mi8519+1941512+421512+425740(Top 20%)1037(Top 8%)1037(Top 19%)
25.2M25.20 mi0.35 mi8454+651502+101502+106153(Top 22%)1311(Top 11%)1311(Top 24%)
Finish26.22 mi1.02 mi8327+1271483+191483+195869(Top 21%)1205(Top 10%)1205(Top 22%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21stories
+97ft-345ft

Overall

9187

Females

1507

F18-39

1507

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9819

Females

1748

F18-39

1748

10K→15K

6.2 - 9.3 mi

Top 32%
×3stories
+67ft-78ft

Overall

9187

Females

1507

F18-39

1507

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9697

Females

1827

F18-39

1827

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8794

Females

1406

F18-39

1406

Half→25K

13.1 - 15.5 mi

Top 32%
×4stories
+66ft-88ft

Overall

9080

Females

1666

F18-39

1666

25K→30K

15.5 - 18.6 mi

Top 32%
×9stories
+181ft-148ft

Overall

9223

Females

1929

F18-39

1929

30K→20M

18.6 - 20.0 mi

Top 34%
×5stories
+64ft-50ft

Overall

9540

Females

2229

F18-39

2229

20M→21M

20.0 - 21.0 mi

Top 30%
×8stories
+106ft-24ft

Overall

8496

Females

1931

F18-39

1931

21M→35K

21.0 - 21.8 mi

Top 28%
×7stories
+17ft-86ft

Overall

8082

Females

1708

F18-39

1708

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7943

Females

1792

F18-39

1792

23M→24M

23.0 - 24.0 mi

Top 19%
×6stories
+12ft-82ft

Overall

5454

Females

879

F18-39

879

24M→40K

24.0 - 24.9 mi

Top 20%
×1story
+6ft-20ft

Overall

5740

Females

1037

F18-39

1037

40K→25.2M

24.9 - 25.2 mi

Top 22%
×1story
+13ft-16ft

Overall

6153

Females

1311

F18-39

1311

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5869

Females

1205

F18-39

1205

Passing Analysis

Category:
Athletes Passed
2297
Passed By
1115
Net Change
+1181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9508
5K → 10K179309-131#9508#9639
10K → 15K27077+193#9639#9446
15K → 20K182196-14#9446#9460
20K → Half609+51#9460#9409
Half → 25K182103+79#9409#9330
25K → 30K268173+95#9330#9235
30K → 20M10199+2#9235#9233
20M → 21M13747+90#9233#9143
21M → 35K8518+67#9143#9076
35K → 23M17743+134#9076#8942
23M → 24M2334+229#8942#8713
24M → 40K2006+194#8713#8519
40K → 25.2M7813+65#8519#8454
25.2M → Finish14518+127#8454#8327
TOTALS22971115+1181
📊

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