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BOSTON MARATHON 2025

Renee Clark

Bib: 31797•F

GA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:27
Rank: #25882
Start → 5K
31:27 | 10:07/mi
10K· 6.21 mi
1:02:13
Rank: #25477 (+405)
5K → 10K
30:46 | 9:54/mi
15K· 9.32 mi
1:32:58
Rank: #25220 (+257)
10K → 15K
30:45 | 9:54/mi
20K· 12.43 mi
2:04:03
Rank: #24977 (+243)
15K → 20K
31:05 | 10:00/mi
Half· 13.11 mi
2:10:48
Rank: #24940 (+37)
20K → Half
6:45 | 9:54/mi
25K· 15.53 mi
2:35:14
Rank: #24695 (+245)
Half → 25K
24:26 | 10:05/mi
30K· 18.64 mi
3:09:37
Rank: #24607 (+88)
25K → 30K
34:23 | 11:04/mi
20M
3:24:27
Rank: #24535 (+72)
30K → 20M
14:50 | 10:55/mi
21M
3:36:42
Rank: #24499 (+36)
20M → 21M
12:15 | 12:15/mi
35K· 21.75 mi
3:43:59
Rank: #24407 (+92)
21M → 35K
7:17 | 9:44/mi
23M
3:56:13
Rank: #24179 (+228)
35K → 23M
12:14 | 9:46/mi
24M
4:06:24
Rank: #24087 (+92)
23M → 24M
10:11 | 10:11/mi
40K· 24.85 mi
4:14:53
Rank: #23965 (+122)
24M → 40K
8:29 | 9:55/mi
25.2M
4:18:56
Rank: #23954 (+11)
40K → 25.2M
4:03 | 11:45/mi
Finish· 26.22 mi
4:28:20
Rank: #23846 (+108)
25.2M → Finish
9:24 | 9:13/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:10:48
Pace9:59 /mi
2nd Half
Distance13.11 mi
Time2:17:32
Pace10:29 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:1431:2710:0731:27
10:07
-
10K
6.21 mi12:26:001:02:1310:0130:46
9:54
-0:13
15K
9.32 mi12:56:451:32:589:5830:45
9:54
0:00
20K
12.43 mi13:27:502:04:039:5931:05
10:00
+0:06
Half
13.11 mi13:34:352:10:489:596:45
9:54
-0:06
25K
15.53 mi13:59:012:35:1410:0024:26
10:05
+0:11
30K
18.64 mi14:33:243:09:3710:1034:23
11:04
+0:59
20M
20.00 mi14:48:143:24:2710:1314:50
10:55
-0:09
21M
21.00 mi15:00:293:36:4210:1912:15
12:15
+1:20
35K
21.75 mi15:07:463:43:5910:187:17
9:44
-2:31
23M
23.00 mi15:20:003:56:1310:1612:14
9:46
+0:02
24M
24.00 mi15:30:114:06:2410:1610:11
10:11
+0:25
40K
24.85 mi15:38:404:14:5310:158:29
9:55
-0:16
25.2M
25.20 mi15:42:434:18:5610:174:03
11:45
+1:50
Finish
26.22 mi15:52:074:28:2010:159:24
9:13
-2:32

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

9:13 /mi

Average Pace

10:15 /mi

Slowest Pace

12:15 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

9:24

4% of race

Time at Steady Pace

3:13:25

72% of race

Time at Slower Pace

1:05:31

24% of race

Average Pace: 10:14 /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 mi11:55:1431:2710:0731:27
10:07
#25882
10K
6.21 mi12:26:001:02:1310:0130:46
9:54
#25477
15K
9.32 mi12:56:451:32:589:5830:45
9:54
#25220
20K
12.43 mi13:27:502:04:039:5931:05
10:00
#24977
Half
13.11 mi13:34:352:10:489:596:45
9:54
#24940
25K
15.53 mi13:59:012:35:1410:0024:26
10:05
#24695
30K
18.64 mi14:33:243:09:3710:1034:23
11:04
#24607
20M
20.00 mi14:48:143:24:2710:1314:50
10:55
#24535
21M
21.00 mi15:00:293:36:4210:1912:15
12:15
#24499
35K
21.75 mi15:07:463:43:5910:187:17
9:44
#24407
23M
23.00 mi15:20:003:56:1310:1612:14
9:46
#24179
24M
24.00 mi15:30:114:06:2410:1610:11
10:11
#24087
40K
24.85 mi15:38:404:14:5310:158:29
9:55
#23965
25.2M
25.20 mi15:42:434:18:5610:174:03
11:45
#23954
Finish
26.22 mi15:52:074:28:2010:159:24
9:13
#23846
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25882106951069524777(Top 87%)10095(Top 83%)10095(Top 557%)
10K6.21 mi3.10 mi25477+40510486+20910486+20925101(Top 88%)10289(Top 84%)10289(Top 568%)
15K9.32 mi3.11 mi25220+25710344+14210344+14224777(Top 87%)10095(Top 83%)10095(Top 557%)
20K12.43 mi3.11 mi24977+24310219+12510219+12524231(Top 85%)9846(Top 81%)9846(Top 543%)
Half13.11 mi0.68 mi24940+3710207+1210207+1224616(Top 87%)10063(Top 82%)10063(Top 555%)
25K15.53 mi2.42 mi24695+24510087+12010087+12023458(Top 83%)9461(Top 77%)9461(Top 522%)
30K18.64 mi3.11 mi24607+8810063+2410063+2424117(Top 85%)9928(Top 81%)9928(Top 548%)
20M20.00 mi1.36 mi24535+7210033+3010033+3023433(Top 82%)9644(Top 79%)9644(Top 532%)
21M21.00 mi1.00 mi24499+36100331003324029(Top 85%)10048(Top 82%)10048(Top 554%)
35K21.75 mi0.75 mi24407+929998+359998+3521157(Top 74%)8599(Top 70%)8599(Top 474%)
23M23.00 mi1.25 mi24179+2289893+1059893+10519717(Top 69%)7906(Top 65%)7906(Top 436%)
24M24.00 mi1.00 mi24087+929863+309863+3021908(Top 77%)9094(Top 74%)9094(Top 502%)
40K24.85 mi0.85 mi23965+1229804+599804+5920228(Top 71%)8279(Top 68%)8279(Top 457%)
25.2M25.20 mi0.35 mi23954+119804980422703(Top 80%)9521(Top 78%)9521(Top 525%)
Finish26.22 mi1.02 mi23846+1089755+499755+4920095(Top 71%)8210(Top 67%)8210(Top 453%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21stories
+97ft-345ft

Overall

24777

Females

10095

F45-49

10095

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

25101

Females

10289

F45-49

10289

10K→15K

6.2 - 9.3 mi

Top 87%
×3stories
+67ft-78ft

Overall

24777

Females

10095

F45-49

10095

15K→20K

9.3 - 12.4 mi

Top 85%
×5stories
+106ft-86ft

Overall

24231

Females

9846

F45-49

9846

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

24616

Females

10063

F45-49

10063

Half→25K

13.1 - 15.5 mi

Top 83%
×4stories
+66ft-88ft

Overall

23458

Females

9461

F45-49

9461

25K→30K

15.5 - 18.6 mi

Top 85%
×9stories
+181ft-148ft

Overall

24117

Females

9928

F45-49

9928

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23433

Females

9644

F45-49

9644

20M→21M

20.0 - 21.0 mi

Top 85%
×8stories
+106ft-24ft

Overall

24029

Females

10048

F45-49

10048

21M→35K

21.0 - 21.8 mi

Top 74%
×7stories
+17ft-86ft

Overall

21157

Females

8599

F45-49

8599

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19717

Females

7906

F45-49

7906

23M→24M

23.0 - 24.0 mi

Top 77%
×6stories
+12ft-82ft

Overall

21908

Females

9094

F45-49

9094

24M→40K

24.0 - 24.9 mi

Top 71%
×1story
+6ft-20ft

Overall

20228

Females

8279

F45-49

8279

40K→25.2M

24.9 - 25.2 mi

Top 80%
×1story
+13ft-16ft

Overall

22703

Females

9521

F45-49

9521

25.2M→Finish

25.2 - 26.2 mi

Top 71%
×2stories
+22ft-21ft

Overall

20095

Females

8210

F45-49

8210

Passing Analysis

Category:
Athletes Passed
2346
Passed By
310
Net Change
+2036
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25882
5K → 10K44742+405#25882#25477
10K → 15K29538+257#25477#25220
15K → 20K27633+243#25220#24977
20K → Half5013+37#24977#24940
Half → 25K25813+245#24940#24695
25K → 30K17789+88#24695#24607
30K → 20M8715+72#24607#24535
20M → 21M7337+36#24535#24499
21M → 35K931+92#24499#24407
35K → 23M2291+228#24407#24179
23M → 24M10210+92#24179#24087
24M → 40K1253+122#24087#23965
40K → 25.2M198+11#23965#23954
25.2M → Finish1157+108#23954#23846
TOTALS2346310+2036
📊

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