Boston Marathon logo
BOSTON MARATHON 2025

Caitlyn Yee

Bib: 27288•F

MA

0:00
0:00
/ mi
Be the first to cheer!
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
30:07
Rank: #24832
Start → 5K
30:07 | 9:42/mi
10K· 6.21 mi
59:29
Rank: #24382 (+450)
5K → 10K
29:22 | 9:27/mi
15K· 9.32 mi
1:29:43
Rank: #24383 (-1)
10K → 15K
30:14 | 9:44/mi
20K· 12.43 mi
2:00:08
Rank: #24219 (+164)
15K → 20K
30:25 | 9:47/mi
Half· 13.11 mi
2:06:19
Rank: #24116 (+103)
20K → Half
6:11 | 9:04/mi
25K· 15.53 mi
2:29:08
Rank: #23696 (+420)
Half → 25K
22:49 | 9:25/mi
30K· 18.64 mi
2:59:56
Rank: #23254 (+442)
25K → 30K
30:48 | 9:55/mi
20M
3:13:18
Rank: #23047 (+207)
30K → 20M
13:22 | 9:50/mi
21M
3:23:09
Rank: #22796 (+251)
20M → 21M
9:51 | 9:51/mi
35K· 21.75 mi
3:29:58
Rank: #22648 (+148)
21M → 35K
6:49 | 9:07/mi
23M
3:42:07
Rank: #22473 (+175)
35K → 23M
12:09 | 9:42/mi
24M
3:51:45
Rank: #22368 (+105)
23M → 24M
9:38 | 9:38/mi
40K· 24.85 mi
3:59:49
Rank: #22237 (+131)
24M → 40K
8:04 | 9:26/mi
25.2M
4:03:16
Rank: #22170 (+67)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
4:11:49
Rank: #21970 (+200)
25.2M → Finish
8:33 | 8:23/mi

The Course

Is this your race?

Claim it — unlock a deeper AI report on this race, free

A personalized Race Performance Report that goes beyond this page — emailed to you, built from your real splits.

Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time2:06:19
Pace9:38 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:05:30
Pace9:34 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:1930:079:4230:07
9:42
-
10K
6.21 mi12:15:4159:299:3429:22
9:27
-0:15
15K
9.32 mi12:45:551:29:439:3830:14
9:44
+0:17
20K
12.43 mi13:16:202:00:089:4030:25
9:47
+0:03
Half
13.11 mi13:22:312:06:199:386:11
9:04
-0:43
25K
15.53 mi13:45:202:29:089:3622:49
9:25
+0:21
30K
18.64 mi14:16:082:59:569:3930:48
9:55
+0:30
20M
20.00 mi14:29:303:13:189:4013:22
9:50
-0:05
21M
21.00 mi14:39:213:23:099:409:51
9:51
+0:01
35K
21.75 mi14:46:103:29:589:396:49
9:07
-0:44
23M
23.00 mi14:58:193:42:079:3912:09
9:42
+0:35
24M
24.00 mi15:07:573:51:459:399:38
9:38
-0:04
40K
24.85 mi15:16:013:59:499:398:04
9:26
-0:12
25.2M
25.20 mi15:19:284:03:169:393:27
10:00
+0:34
Finish
26.22 mi15:28:014:11:499:378:33
8:23
-1:37

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

8:23 /mi

Average Pace

9:37 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

21:33

9% of race

Time at Steady Pace

3:16:01

78% of race

Time at Slower Pace

34:15

14% of race

Average Pace: 9:36 /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 mi11:46:1930:079:4230:07
9:42
#24832
10K
6.21 mi12:15:4159:299:3429:22
9:27
#24382
15K
9.32 mi12:45:551:29:439:3830:14
9:44
#24383
20K
12.43 mi13:16:202:00:089:4030:25
9:47
#24219
Half
13.11 mi13:22:312:06:199:386:11
9:04
#24116
25K
15.53 mi13:45:202:29:089:3622:49
9:25
#23696
30K
18.64 mi14:16:082:59:569:3930:48
9:55
#23254
20M
20.00 mi14:29:303:13:189:4013:22
9:50
#23047
21M
21.00 mi14:39:213:23:099:409:51
9:51
#22796
35K
21.75 mi14:46:103:29:589:396:49
9:07
#22648
23M
23.00 mi14:58:193:42:079:3912:09
9:42
#22473
24M
24.00 mi15:07:573:51:459:399:38
9:38
#22368
40K
24.85 mi15:16:013:59:499:398:04
9:26
#22237
25.2M
25.20 mi15:19:284:03:169:393:27
10:00
#22170
Finish
26.22 mi15:28:014:11:499:378:33
8:23
#21970
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24832101251012524363(Top 86%)9877(Top 81%)9877(Top 181%)
10K6.21 mi3.10 mi24382+4509885+2409885+24023989(Top 84%)9674(Top 79%)9674(Top 177%)
15K9.32 mi3.11 mi24383-19893-89893-824363(Top 86%)9877(Top 81%)9877(Top 181%)
20K12.43 mi3.11 mi24219+1649812+819812+8123741(Top 84%)9568(Top 78%)9568(Top 175%)
Half13.11 mi0.68 mi24116+1039759+539759+5322117(Top 78%)8674(Top 71%)8674(Top 159%)
25K15.53 mi2.42 mi23696+4209522+2379522+23721594(Top 76%)8421(Top 69%)8421(Top 154%)
30K18.64 mi3.11 mi23254+4429325+1979325+19721355(Top 75%)8426(Top 69%)8426(Top 154%)
20M20.00 mi1.36 mi23047+2079238+879238+8720422(Top 72%)8034(Top 66%)8034(Top 147%)
21M21.00 mi1.00 mi22796+2519115+1239115+12317733(Top 62%)6666(Top 55%)6666(Top 122%)
35K21.75 mi0.75 mi22648+1489045+709045+7018827(Top 66%)7378(Top 60%)7378(Top 135%)
23M23.00 mi1.25 mi22473+1758973+728973+7219484(Top 69%)7779(Top 64%)7779(Top 142%)
24M24.00 mi1.00 mi22368+1058944+298944+2920152(Top 71%)8166(Top 67%)8166(Top 149%)
40K24.85 mi0.85 mi22237+1318881+638881+6318472(Top 65%)7380(Top 60%)7380(Top 135%)
25.2M25.20 mi0.35 mi22170+678855+268855+2617165(Top 60%)6703(Top 55%)6703(Top 123%)
Finish26.22 mi1.02 mi21970+2008764+918764+9115564(Top 55%)5804(Top 47%)5804(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

24363

Females

9877

F18-39

9877

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23989

Females

9674

F18-39

9674

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

24363

Females

9877

F18-39

9877

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23741

Females

9568

F18-39

9568

20K→Half

12.4 - 13.1 mi

Top 78%
×2stories
+19ft-37ft

Overall

22117

Females

8674

F18-39

8674

Half→25K

13.1 - 15.5 mi

Top 76%
×4stories
+66ft-88ft

Overall

21594

Females

8421

F18-39

8421

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

21355

Females

8426

F18-39

8426

30K→20M

18.6 - 20.0 mi

Top 72%
×5stories
+64ft-50ft

Overall

20422

Females

8034

F18-39

8034

20M→21M

20.0 - 21.0 mi

Top 62%
×8stories
+106ft-24ft

Overall

17733

Females

6666

F18-39

6666

21M→35K

21.0 - 21.8 mi

Top 66%
×7stories
+17ft-86ft

Overall

18827

Females

7378

F18-39

7378

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19484

Females

7779

F18-39

7779

23M→24M

23.0 - 24.0 mi

Top 71%
×6stories
+12ft-82ft

Overall

20152

Females

8166

F18-39

8166

24M→40K

24.0 - 24.9 mi

Top 65%
×1story
+6ft-20ft

Overall

18472

Females

7380

F18-39

7380

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17165

Females

6703

F18-39

6703

25.2M→Finish

25.2 - 26.2 mi

Top 55%
×2stories
+22ft-21ft

Overall

15564

Females

5804

F18-39

5804

Passing Analysis

Category:
Athletes Passed
3172
Passed By
310
Net Change
+2862
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24832
5K → 10K49646+450#24832#24382
10K → 15K146147-1#24382#24383
15K → 20K22157+164#24383#24219
20K → Half1063+103#24219#24116
Half → 25K4222+420#24116#23696
25K → 30K46119+442#23696#23254
30K → 20M2136+207#23254#23047
20M → 21M2532+251#23047#22796
21M → 35K1480+148#22796#22648
35K → 23M18712+175#22648#22473
23M → 24M11611+105#22473#22368
24M → 40K1332+131#22368#22237
40K → 25.2M681+67#22237#22170
25.2M → Finish2022+200#22170#21970
TOTALS3172310+2862
📊

Passing Visuals

Category:
Loading...

🔥Passing Intensity

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing