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BOSTON MARATHON 2025

Caitlyn Friese

Bib: 15436•F

IL

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 41%
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
22:38
Rank: #10234
Start → 5K
22:38 | 7:17/mi
10K· 6.21 mi
45:12
Rank: #10131 (+103)
5K → 10K
22:34 | 7:16/mi
15K· 9.32 mi
1:07:41
Rank: #9877 (+254)
10K → 15K
22:29 | 7:14/mi
20K· 12.43 mi
1:30:09
Rank: #9451 (+426)
15K → 20K
22:28 | 7:14/mi
Half· 13.11 mi
1:35:03
Rank: #9412 (+39)
20K → Half
4:54 | 7:11/mi
25K· 15.53 mi
1:53:01
Rank: #9366 (+46)
Half → 25K
17:58 | 7:25/mi
30K· 18.64 mi
2:17:55
Rank: #9702 (-336)
25K → 30K
24:54 | 8:01/mi
20M
2:29:40
Rank: #10091 (-389)
30K → 20M
11:45 | 8:39/mi
21M
2:40:37
Rank: #11065 (-974)
20M → 21M
10:57 | 10:57/mi
35K· 21.75 mi
2:47:23
Rank: #11371 (-306)
21M → 35K
6:46 | 9:03/mi
23M
3:02:50
Rank: #13150 (-1779)
35K → 23M
15:27 | 12:20/mi
24M
3:13:42
Rank: #13984 (-834)
23M → 24M
10:52 | 10:52/mi
40K· 24.85 mi
3:23:54
Rank: #14770 (-786)
24M → 40K
10:12 | 11:56/mi
25.2M
3:27:54
Rank: #14957 (-187)
40K → 25.2M
4:00 | 11:36/mi
Finish· 26.22 mi
3:37:16
Rank: #15207 (-250)
25.2M → Finish
9:22 | 9:11/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
Time2:02:13
Pace9:19 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:3722:387:1722:38
7:17
-
10K
6.21 mi11:17:1145:127:1622:34
7:16
-0:01
15K
9.32 mi11:39:401:07:417:1622:29
7:14
-0:02
20K
12.43 mi12:02:081:30:097:1522:28
7:14
0:00
Half
13.11 mi12:07:021:35:037:154:54
7:11
-0:03
25K
15.53 mi12:25:001:53:017:1717:58
7:25
+0:14
30K
18.64 mi12:49:542:17:557:2424:54
8:01
+0:36
20M
20.00 mi13:01:392:29:407:2911:45
8:39
+0:38
21M
21.00 mi13:12:362:40:377:3910:57
10:57
+2:18
35K
21.75 mi13:19:222:47:237:426:46
9:03
-1:54
23M
23.00 mi13:34:493:02:507:5715:27
12:20
+3:17
24M
24.00 mi13:45:413:13:428:0410:52
10:52
-1:28
40K
24.85 mi13:55:533:23:548:1210:12
11:56
+1:04
25.2M
25.20 mi13:59:533:27:548:154:00
11:36
-0:20
Finish
26.22 mi14:09:153:37:168:189:22
9:11
-2:25

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

7:11 /mi

Average Pace

8:18 /mi

Slowest Pace

12:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:01

52% of race

Time at Steady Pace

52:47

24% of race

Time at Slower Pace

51:28

24% of race

Average Pace: 8:17 /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 mi10:54:3722:387:1722:38
7:17
#10234
10K
6.21 mi11:17:1145:127:1622:34
7:16
#10131
15K
9.32 mi11:39:401:07:417:1622:29
7:14
#9877
20K
12.43 mi12:02:081:30:097:1522:28
7:14
#9451
Half
13.11 mi12:07:021:35:037:154:54
7:11
#9412
25K
15.53 mi12:25:001:53:017:1717:58
7:25
#9366
30K
18.64 mi12:49:542:17:557:2424:54
8:01
#9702
20M
20.00 mi13:01:392:29:407:2911:45
8:39
#10091
21M
21.00 mi13:12:362:40:377:3910:57
10:57
#11065
35K
21.75 mi13:19:222:47:237:426:46
9:03
#11371
23M
23.00 mi13:34:493:02:507:5715:27
12:20
#13150
24M
24.00 mi13:45:413:13:428:0410:52
10:52
#13984
40K
24.85 mi13:55:533:23:548:1210:12
11:56
#14770
25.2M
25.20 mi13:59:533:27:548:154:00
11:36
#14957
Finish
26.22 mi14:09:153:37:168:189:22
9:11
#15207
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi10234192419249455(Top 33%)1635(Top 13%)1635(Top 30%)
10K6.21 mi3.10 mi10131+1031880+441880+4410059(Top 35%)1860(Top 15%)1860(Top 34%)
15K9.32 mi3.11 mi9877+2541784+961784+969455(Top 33%)1635(Top 13%)1635(Top 30%)
20K12.43 mi3.11 mi9451+4261622+1621622+1628485(Top 30%)1313(Top 11%)1313(Top 24%)
Half13.11 mi0.68 mi9412+391610+121610+129040(Top 32%)1541(Top 13%)1541(Top 28%)
25K15.53 mi2.42 mi9366+461614-41614-49266(Top 33%)1762(Top 14%)1762(Top 32%)
30K18.64 mi3.11 mi9702-3361828-2141828-21411514(Top 41%)3050(Top 25%)3050(Top 56%)
20M20.00 mi1.36 mi10091-3892032-2042032-20414725(Top 52%)4900(Top 40%)4900(Top 90%)
21M21.00 mi1.00 mi11065-9742576-5442576-54421258(Top 75%)8581(Top 70%)8581(Top 157%)
35K21.75 mi0.75 mi11371-3062769-1932769-19318451(Top 65%)7151(Top 58%)7151(Top 131%)
23M23.00 mi1.25 mi13150-17793759-9903759-99025583(Top 90%)10900(Top 89%)10900(Top 199%)
24M24.00 mi1.00 mi13984-8344256-4974256-49723709(Top 83%)9980(Top 82%)9980(Top 182%)
40K24.85 mi0.85 mi14770-7864705-4494705-44924815(Top 87%)10583(Top 87%)10583(Top 194%)
25.2M25.20 mi0.35 mi14957-1874828-1234828-12322314(Top 79%)9297(Top 76%)9297(Top 170%)
Finish26.22 mi1.02 mi15207-2504995-1674995-16719913(Top 70%)8094(Top 66%)8094(Top 148%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

9455

Females

1635

F18-39

1635

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

10059

Females

1860

F18-39

1860

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

9455

Females

1635

F18-39

1635

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

8485

Females

1313

F18-39

1313

20K→Half

12.4 - 13.1 mi

Top 32%
×2stories
+19ft-37ft

Overall

9040

Females

1541

F18-39

1541

Half→25K

13.1 - 15.5 mi

Top 33%
×4stories
+66ft-88ft

Overall

9266

Females

1762

F18-39

1762

25K→30K

15.5 - 18.6 mi

Top 41%
×9stories
+181ft-148ft

Overall

11514

Females

3050

F18-39

3050

30K→20M

18.6 - 20.0 mi

Top 52%
×5stories
+64ft-50ft

Overall

14725

Females

4900

F18-39

4900

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

21258

Females

8581

F18-39

8581

21M→35K

21.0 - 21.8 mi

Top 65%
×7stories
+17ft-86ft

Overall

18451

Females

7151

F18-39

7151

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

25583

Females

10900

F18-39

10900

23M→24M

23.0 - 24.0 mi

Top 83%
×6stories
+12ft-82ft

Overall

23709

Females

9980

F18-39

9980

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24815

Females

10583

F18-39

10583

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22314

Females

9297

F18-39

9297

25.2M→Finish

25.2 - 26.2 mi

Top 70%
×2stories
+22ft-21ft

Overall

19913

Females

8094

F18-39

8094

Passing Analysis

Category:
Athletes Passed
1527*
Passed By
6497
Net Change
-4973
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10234
5K → 10K289186+103#10234#10131
10K → 15K328*74+254#10131#9877
15K → 20K44418+426#9877#9451
20K → Half5415+39#9451#9412
Half → 25K170124+46#9412#9366
25K → 30K137473-336#9366#9702
30K → 20M41428-389#9702#10091
20M → 21M3976-974#10091#11065
21M → 35K11317-306#11065#11371
35K → 23M81787-1779#11371#13150
23M → 24M6840-834#13150#13984
24M → 40K6792-786#13984#14770
40K → 25.2M9196-187#14770#14957
25.2M → Finish21271-250#14957#15207
TOTALS1527*6497-4973

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

📊

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