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BOSTON MARATHON 2025

Jodi Clatworthy

Bib: 15141•F

ON

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Top 31%
Gender (Female)
#0 / 12228
Top 14%
Masters (Masters Women)
#0 / 6759
Top 5%
Division (F40-44)
#0 / 1718
Top 11%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:32/mi
23:23
↑ 97↓ 3451.5%
10K· 6.21 mi
7:35/mi
46:56
↑ 79↓ 1380.4%
15K· 9.32 mi
7:30/mi
1:10:15
↑ 67↓ 78
20K· 12.43 mi
7:35/mi
1:33:48
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:38:53
↑ 19↓ 370.5%
25K· 15.53 mi
7:32/mi
1:57:08
↑ 66↓ 880.2%
30K· 18.64 mi
7:40/mi
2:20:56
↑ 181↓ 1480.2%
20M
7:40/mi
2:31:21
↑ 64↓ 500.2%
21M
7:47/mi
2:39:08
↑ 106↓ 241.6%
35K· 21.75 mi
7:08/mi
2:44:28
↑ 17↓ 861.7%
23M
7:10/mi
2:53:27
↑ 23↓ 630.6%
24M
6:52/mi
3:00:19
↓ 821.3%
40K· 24.85 mi
6:51/mi
3:06:10
↓ 200.3%
25.2M
7:32/mi
3:08:46
↑ 13↓ 160.2%
Finish· 26.22 mi
6:41/mi
3:15:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:38:53
Pace7:33 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:36:42
Pace7:23 /mi
📊Negative Split: 2.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:4423:237:3223:23
7:32
-
10K
6.21 mi11:20:1746:567:3323:33
7:35
+0:03
15K
9.32 mi11:43:361:10:157:3223:19
7:30
-0:05
20K
12.43 mi12:07:091:33:487:3323:33
7:35
+0:05
Half
13.11 mi12:12:141:38:537:335:05
7:27
-0:08
25K
15.53 mi12:30:291:57:087:3218:15
7:32
+0:05
30K
18.64 mi12:54:172:20:567:3423:48
7:40
+0:08
20M
20.00 mi13:04:422:31:217:3410:25
7:40
0:00
21M
21.00 mi13:12:292:39:087:357:47
7:47
+0:07
35K
21.75 mi13:17:492:44:287:345:20
7:08
-0:39
23M
23.00 mi13:26:482:53:277:328:59
7:10
+0:02
24M
24.00 mi13:33:403:00:197:316:52
6:52
-0:18
40K
24.85 mi13:39:313:06:107:295:51
6:51
-0:01
25.2M
25.20 mi13:42:073:08:467:292:36
7:32
+0:41
Finish
26.22 mi13:48:563:15:357:286:49
6:41
-0:51

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

6:41 /mi

Average Pace

7:28 /mi

Slowest Pace

7:47 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

33:51

17% of race

Time at Steady Pace

2:41:44

83% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:56:4423:237:3223:23
7:32
#12466
10K
6.21 mi11:20:1746:567:3323:33
7:35
#12606
15K
9.32 mi11:43:361:10:157:3223:19
7:30
#12300
20K
12.43 mi12:07:091:33:487:3323:33
7:35
#12063
Half
13.11 mi12:12:141:38:537:335:05
7:27
#12005
25K
15.53 mi12:30:291:57:087:3218:15
7:32
#11674
30K
18.64 mi12:54:172:20:567:3423:48
7:40
#11115
20M
20.00 mi13:04:422:31:217:3410:25
7:40
#10832
21M
21.00 mi13:12:292:39:087:357:47
7:47
#10511
35K
21.75 mi13:17:492:44:287:345:20
7:08
#10300
23M
23.00 mi13:26:482:53:277:328:59
7:10
#9865
24M
24.00 mi13:33:403:00:197:316:52
6:52
#9479
40K
24.85 mi13:39:313:06:107:295:51
6:51
#9160
25.2M
25.20 mi13:42:073:08:467:292:36
7:32
#9015
Finish
26.22 mi13:48:563:15:357:286:49
6:41
#8743
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi124663043304311800(Top 42%)2794(Top 23%)2794(Top 163%)
10K6.21 mi3.10 mi12606-1403127-843127-8412842(Top 45%)3273(Top 27%)3273(Top 191%)
15K9.32 mi3.11 mi12300+3063000+1273000+12711800(Top 42%)2794(Top 23%)2794(Top 163%)
20K12.43 mi3.11 mi12063+2372902+982902+9811432(Top 40%)2697(Top 22%)2697(Top 157%)
Half13.11 mi0.68 mi12005+582877+252877+2511318(Top 40%)2563(Top 21%)2563(Top 149%)
25K15.53 mi2.42 mi11674+3312743+1342743+13410196(Top 36%)2182(Top 18%)2182(Top 127%)
30K18.64 mi3.11 mi11115+5592524+2192524+2198920(Top 31%)1797(Top 15%)1797(Top 105%)
20M20.00 mi1.36 mi10832+2832423+1012423+1018154(Top 29%)1600(Top 13%)1600(Top 93%)
21M21.00 mi1.00 mi10511+3212299+1242299+1246135(Top 22%)980(Top 8%)980(Top 57%)
35K21.75 mi0.75 mi10300+2112211+882211+886213(Top 22%)1003(Top 8%)1003(Top 58%)
23M23.00 mi1.25 mi9865+4352043+1682043+1684762(Top 17%)611(Top 5%)611(Top 36%)
24M24.00 mi1.00 mi9479+3861888+1551888+1553945(Top 14%)449(Top 4%)449(Top 26%)
40K24.85 mi0.85 mi9160+3191777+1111777+1113109(Top 11%)316(Top 3%)316(Top 18%)
25.2M25.20 mi0.35 mi9015+1451732+451732+453694(Top 13%)496(Top 4%)496(Top 29%)
Finish26.22 mi1.02 mi8743+2721653+791653+793846(Top 14%)517(Top 4%)517(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 42%
×21story building
+97ft-345ft

Overall

11800

Females

2794

F40-44

2794

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

12842

Females

3273

F40-44

3273

10K→15K

6.2 - 9.3 mi

Top 42%
×3story building
+67ft-78ft

Overall

11800

Females

2794

F40-44

2794

15K→20K

9.3 - 12.4 mi

Top 40%
×5story building
+106ft-86ft

Overall

11432

Females

2697

F40-44

2697

20K→Half

12.4 - 13.1 mi

Top 40%
×2story building
+19ft-37ft

Overall

11318

Females

2563

F40-44

2563

Half→25K

13.1 - 15.5 mi

Top 36%
×4story building
+66ft-88ft

Overall

10196

Females

2182

F40-44

2182

25K→30K

15.5 - 18.6 mi

Top 31%
×9story building
+181ft-148ft

Overall

8920

Females

1797

F40-44

1797

30K→20M

18.6 - 20.0 mi

Top 29%
×5story building
+64ft-50ft

Overall

8154

Females

1600

F40-44

1600

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

6135

Females

980

F40-44

980

21M→35K

21.0 - 21.8 mi

Top 22%
×7story building
+17ft-86ft

Overall

6213

Females

1003

F40-44

1003

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4762

Females

611

F40-44

611

23M→24M

23.0 - 24.0 mi

Top 14%
×6story building
+12ft-82ft

Overall

3945

Females

449

F40-44

449

24M→40K

24.0 - 24.9 mi

Top 11%
×1story
+6ft-20ft

Overall

3109

Females

316

F40-44

316

40K→25.2M

24.9 - 25.2 mi

Top 13%
×1story
+13ft-16ft

Overall

3694

Females

496

F40-44

496

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3846

Females

517

F40-44

517

Passing Analysis

Category:
Athletes Passed
4295*
Passed By
572
Net Change
+3723
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12466
5K → 10K220360-140#12466#12606
10K → 15K37670+306#12606#12300
15K → 20K30568+237#12300#12063
20K → Half7214+58#12063#12005
Half → 25K35120+331#12005#11674
25K → 30K58223+559#11674#11115
30K → 20M29310+283#11115#10832
20M → 21M3221+321#10832#10511
21M → 35K2121+211#10511#10300
35K → 23M436*1+435#10300#9865
23M → 24M3860+386#9865#9479
24M → 40K3201+319#9479#9160
40K → 25.2M1461+145#9160#9015
25.2M → Finish2742+272#9015#8743
TOTALS4295*572+3723

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

📊

Passing Visuals

Category:
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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