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BOSTON MARATHON 2025

Clare Herkert

Bib: 28093•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
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
31:46
Rank: #26123
Start → 5K
31:46 | 10:13/mi
10K· 6.21 mi
1:03:04
Rank: #25772 (+351)
5K → 10K
31:18 | 10:04/mi
15K· 9.32 mi
1:34:14
Rank: #25559 (+213)
10K → 15K
31:10 | 10:02/mi
20K· 12.43 mi
2:05:11
Rank: #25186 (+373)
15K → 20K
30:57 | 9:58/mi
Half· 13.11 mi
2:11:50
Rank: #25133 (+53)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:36:18
Rank: #24850 (+283)
Half → 25K
24:28 | 10:05/mi
30K· 18.64 mi
3:09:22
Rank: #24567 (+283)
25K → 30K
33:04 | 10:39/mi
20M
3:23:49
Rank: #24472 (+95)
30K → 20M
14:27 | 10:38/mi
21M
3:35:03
Rank: #24330 (+142)
20M → 21M
11:14 | 11:14/mi
35K· 21.75 mi
3:42:53
Rank: #24273 (+57)
21M → 35K
7:50 | 10:28/mi
23M
3:56:13
Rank: #24180 (+93)
35K → 23M
13:20 | 10:39/mi
24M
4:06:41
Rank: #24123 (+57)
23M → 24M
10:28 | 10:28/mi
40K· 24.85 mi
4:15:39
Rank: #24047 (+76)
24M → 40K
8:58 | 10:29/mi
25.2M
4:19:35
Rank: #24027 (+20)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
4:29:31
Rank: #23960 (+67)
25.2M → Finish
9:56 | 9:45/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:11:50
Pace10:03 /mi
2nd Half
Distance13.11 mi
Time2:17:41
Pace10:30 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2431:4610:1331:46
10:13
-
10K
6.21 mi12:22:421:03:0410:0931:18
10:04
-0:09
15K
9.32 mi12:53:521:34:1410:0731:10
10:02
-0:02
20K
12.43 mi13:24:492:05:1110:0430:57
9:58
-0:04
Half
13.11 mi13:31:282:11:5010:036:39
9:45
-0:13
25K
15.53 mi13:55:562:36:1810:0424:28
10:05
+0:20
30K
18.64 mi14:29:003:09:2210:1033:04
10:39
+0:34
20M
20.00 mi14:43:273:23:4910:1114:27
10:38
-0:01
21M
21.00 mi14:54:413:35:0310:1411:14
11:14
+0:36
35K
21.75 mi15:02:313:42:5310:157:50
10:28
-0:46
23M
23.00 mi15:15:513:56:1310:1613:20
10:39
+0:11
24M
24.00 mi15:26:194:06:4110:1710:28
10:28
-0:11
40K
24.85 mi15:35:174:15:3910:178:58
10:29
+0:01
25.2M
25.20 mi15:39:134:19:3510:183:56
11:24
+0:55
Finish
26.22 mi15:49:094:29:3110:179:56
9:45
-1:39

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

9:45 /mi

Average Pace

10:17 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

4:14:21

94% of race

Time at Steady Pace

15:10

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 10:17 /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 mi11:51:2431:4610:1331:46
10:13
#26123
10K
6.21 mi12:22:421:03:0410:0931:18
10:04
#25772
15K
9.32 mi12:53:521:34:1410:0731:10
10:02
#25559
20K
12.43 mi13:24:492:05:1110:0430:57
9:58
#25186
Half
13.11 mi13:31:282:11:5010:036:39
9:45
#25133
25K
15.53 mi13:55:562:36:1810:0424:28
10:05
#24850
30K
18.64 mi14:29:003:09:2210:1033:04
10:39
#24567
20M
20.00 mi14:43:273:23:4910:1114:27
10:38
#24472
21M
21.00 mi14:54:413:35:0310:1411:14
11:14
#24330
35K
21.75 mi15:02:313:42:5310:157:50
10:28
#24273
23M
23.00 mi15:15:513:56:1310:1613:20
10:39
#24180
24M
24.00 mi15:26:194:06:4110:1710:28
10:28
#24123
40K
24.85 mi15:35:174:15:3910:178:58
10:29
#24047
25.2M
25.20 mi15:39:134:19:3510:183:56
11:24
#24027
Finish
26.22 mi15:49:094:29:3110:179:56
9:45
#23960
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26123108241082425057(Top 88%)10246(Top 84%)10246(Top 187%)
10K6.21 mi3.10 mi25772+35110645+17910645+17925471(Top 90%)10504(Top 86%)10504(Top 192%)
15K9.32 mi3.11 mi25559+21310534+11110534+11125057(Top 88%)10246(Top 84%)10246(Top 187%)
20K12.43 mi3.11 mi25186+37310336+19810336+19824157(Top 85%)9803(Top 80%)9803(Top 179%)
Half13.11 mi0.68 mi25133+5310309+2710309+2724268(Top 85%)9857(Top 81%)9857(Top 180%)
25K15.53 mi2.42 mi24850+28310175+13410175+13423492(Top 83%)9478(Top 78%)9478(Top 173%)
30K18.64 mi3.11 mi24567+28310041+13410041+13423268(Top 82%)9476(Top 77%)9476(Top 173%)
20M20.00 mi1.36 mi24472+959998+439998+4322801(Top 80%)9317(Top 76%)9317(Top 170%)
21M21.00 mi1.00 mi24330+1429947+519947+5122017(Top 78%)8981(Top 73%)8981(Top 164%)
35K21.75 mi0.75 mi24273+579925+229925+2223119(Top 81%)9615(Top 79%)9615(Top 176%)
23M23.00 mi1.25 mi24180+939894+319894+3122415(Top 79%)9298(Top 76%)9298(Top 170%)
24M24.00 mi1.00 mi24123+579881+139881+1322737(Top 80%)9506(Top 78%)9506(Top 174%)
40K24.85 mi0.85 mi24047+769851+309851+3021914(Top 77%)9159(Top 75%)9159(Top 167%)
25.2M25.20 mi0.35 mi24027+209842+99842+921851(Top 77%)9089(Top 74%)9089(Top 166%)
Finish26.22 mi1.02 mi23960+679822+209822+2022113(Top 78%)9221(Top 75%)9221(Top 169%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 88%
×21stories
+97ft-345ft

Overall

25057

Females

10246

F18-39

10246

5K→10K

3.1 - 6.2 mi

Top 90%
×5stories
+79ft-138ft

Overall

25471

Females

10504

F18-39

10504

10K→15K

6.2 - 9.3 mi

Top 88%
×3stories
+67ft-78ft

Overall

25057

Females

10246

F18-39

10246

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24157

Females

9803

F18-39

9803

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

24268

Females

9857

F18-39

9857

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23492

Females

9478

F18-39

9478

25K→30K

15.5 - 18.6 mi

Top 82%
×9stories
+181ft-148ft

Overall

23268

Females

9476

F18-39

9476

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22801

Females

9317

F18-39

9317

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22017

Females

8981

F18-39

8981

21M→35K

21.0 - 21.8 mi

Top 81%
×7stories
+17ft-86ft

Overall

23119

Females

9615

F18-39

9615

35K→23M

21.8 - 23.0 mi

Top 79%
×5stories
+23ft-63ft

Overall

22415

Females

9298

F18-39

9298

23M→24M

23.0 - 24.0 mi

Top 80%
×6stories
+12ft-82ft

Overall

22737

Females

9506

F18-39

9506

24M→40K

24.0 - 24.9 mi

Top 77%
×1story
+6ft-20ft

Overall

21914

Females

9159

F18-39

9159

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21851

Females

9089

F18-39

9089

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22113

Females

9221

F18-39

9221

Passing Analysis

Category:
Athletes Passed
2402
Passed By
239
Net Change
+2163
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26123
5K → 10K40352+351#26123#25772
10K → 15K25441+213#25772#25559
15K → 20K38613+373#25559#25186
20K → Half574+53#25186#25133
Half → 25K2896+283#25133#24850
25K → 30K30421+283#24850#24567
30K → 20M11015+95#24567#24472
20M → 21M1519+142#24472#24330
21M → 35K6710+57#24330#24273
35K → 23M11219+93#24273#24180
23M → 24M7518+57#24180#24123
24M → 40K8812+76#24123#24047
40K → 25.2M277+20#24047#24027
25.2M → Finish7912+67#24027#23960
TOTALS2402239+2163
📊

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