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BOSTON MARATHON 2025

Catherine Delgado

Bib: 26358•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

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
12:00/mi
37:17
↑ 97↓ 3451.5%
10K· 6.21 mi
13:33/mi
1:19:23
↑ 79↓ 1380.4%
15K· 9.32 mi
13:22/mi
2:00:55
↑ 67↓ 78
20K· 12.43 mi
14:31/mi
2:46:00
↑ 106↓ 860.1%
Half· 13.11 mi
13:32/mi
2:55:14
↑ 19↓ 370.5%
25K· 15.53 mi
16:13/mi
3:34:33
↑ 66↓ 880.2%
30K· 18.64 mi
15:31/mi
4:22:45
↑ 181↓ 1480.2%
20M
15:07/mi
4:43:18
↑ 64↓ 500.2%
21M
15:46/mi
4:59:04
↑ 106↓ 241.6%
35K· 21.75 mi
15:26/mi
5:10:37
↑ 17↓ 861.7%
23M
14:44/mi
5:29:04
↑ 23↓ 630.6%
24M
13:32/mi
5:42:36
↓ 821.3%
40K· 24.85 mi
14:02/mi
5:54:36
↓ 200.3%
25.2M
14:07/mi
5:59:28
↑ 13↓ 160.2%
Finish· 26.22 mi
12:51/mi
6:12:34
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:55:14
Pace13:22 /mi
2nd Half
Distance13.11 mi
Time3:17:20
Pace15:03 /mi
📊Positive Split: 12.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:52:5137:1712:0037:17
12:00
-
10K
6.21 mi12:34:571:19:2312:4742:06
13:33
+1:33
15K
9.32 mi13:16:292:00:5512:5841:32
13:22
-0:11
20K
12.43 mi14:01:342:46:0013:2145:05
14:31
+1:09
Half
13.11 mi14:10:482:55:1413:229:14
13:32
-0:59
25K
15.53 mi14:50:073:34:3313:4939:19
16:13
+2:41
30K
18.64 mi15:38:194:22:4514:0648:12
15:31
-0:42
20M
20.00 mi15:58:524:43:1814:1020:33
15:07
-0:24
21M
21.00 mi16:14:384:59:0414:1415:46
15:46
+0:39
35K
21.75 mi16:26:115:10:3714:1711:33
15:26
-0:20
23M
23.00 mi16:44:385:29:0414:1818:27
14:44
-0:42
24M
24.00 mi16:58:105:42:3614:1713:32
13:32
-1:12
40K
24.85 mi17:10:105:54:3614:1612:00
14:02
+0:30
25.2M
25.20 mi17:15:025:59:2814:164:52
14:07
+0:05
Finish
26.22 mi17:28:086:12:3414:1313:06
12:51
-1:16

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

12:00 /mi

Average Pace

14:13 /mi

Slowest Pace

16:13 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:54:41

31% of race

Time at Steady Pace

1:44:03

28% of race

Time at Slower Pace

2:33:50

41% of race

Average Pace: 14:13 /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 mi11:52:5137:1712:0037:17
12:00
#28232
10K
6.21 mi12:34:571:19:2312:4742:06
13:33
#28346
15K
9.32 mi13:16:292:00:5512:5841:32
13:22
#28336
20K
12.43 mi14:01:342:46:0013:2145:05
14:31
#28353
Half
13.11 mi14:10:482:55:1413:229:14
13:32
#28357
25K
15.53 mi14:50:073:34:3313:4939:19
16:13
#28367
30K
18.64 mi15:38:194:22:4514:0648:12
15:31
#28366
20M
20.00 mi15:58:524:43:1814:1020:33
15:07
#28364
21M
21.00 mi16:14:384:59:0414:1415:46
15:46
#28363
35K
21.75 mi16:26:115:10:3714:1711:33
15:26
#28361
23M
23.00 mi16:44:385:29:0414:1818:27
14:44
#28359
24M
24.00 mi16:58:105:42:3614:1713:32
13:32
#28355
40K
24.85 mi17:10:105:54:3614:1612:00
14:02
#28352
25.2M
25.20 mi17:15:025:59:2814:164:52
14:07
#28346
Finish
26.22 mi17:28:086:12:3414:1313:06
12:51
#28342
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi28232121121211228279(Top 100%)12161(Top 99%)12161(Top 222%)
10K6.21 mi3.10 mi28346-11412191-7912191-7928365(Top 100%)12207(Top 100%)12207(Top 223%)
15K9.32 mi3.11 mi28336+1012187+412187+428279(Top 100%)12161(Top 99%)12161(Top 222%)
20K12.43 mi3.11 mi28353-1712200-1312200-1328328(Top 100%)12195(Top 100%)12195(Top 223%)
Half13.11 mi0.68 mi28357-412202-212202-228179(Top 99%)12117(Top 99%)12117(Top 222%)
25K15.53 mi2.42 mi28367-1012208-612208-628354(Top 100%)12210(Top 100%)12210(Top 223%)
30K18.64 mi3.11 mi28366+112211-312211-328186(Top 99%)12137(Top 99%)12137(Top 222%)
20M20.00 mi1.36 mi28364+212210+112210+127924(Top 98%)12021(Top 98%)12021(Top 220%)
21M21.00 mi1.00 mi28363+1122101221027690(Top 97%)11904(Top 97%)11904(Top 218%)
35K21.75 mi0.75 mi28361+2122101221028150(Top 99%)12137(Top 99%)12137(Top 222%)
23M23.00 mi1.25 mi28359+212211-112211-127783(Top 98%)11993(Top 98%)11993(Top 219%)
24M24.00 mi1.00 mi28355+412209+212209+227353(Top 96%)11827(Top 97%)11827(Top 216%)
40K24.85 mi0.85 mi28352+312207+212207+227200(Top 96%)11747(Top 96%)11747(Top 215%)
25.2M25.20 mi0.35 mi28346+6122071220726387(Top 93%)11381(Top 93%)11381(Top 208%)
Finish26.22 mi1.02 mi28342+4122071220727534(Top 97%)11886(Top 97%)11886(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21story building
+97ft-345ft

Overall

28279

Females

12161

F18-39

12161

5K→10K

3.1 - 6.2 mi

Top 100%
×5story building
+79ft-138ft

Overall

28365

Females

12207

F18-39

12207

10K→15K

6.2 - 9.3 mi

Top 100%
×3story building
+67ft-78ft

Overall

28279

Females

12161

F18-39

12161

15K→20K

9.3 - 12.4 mi

Top 100%
×5story building
+106ft-86ft

Overall

28328

Females

12195

F18-39

12195

20K→Half

12.4 - 13.1 mi

Top 99%
×2story building
+19ft-37ft

Overall

28179

Females

12117

F18-39

12117

Half→25K

13.1 - 15.5 mi

Top 100%
×4story building
+66ft-88ft

Overall

28354

Females

12210

F18-39

12210

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

28186

Females

12137

F18-39

12137

30K→20M

18.6 - 20.0 mi

Top 98%
×5story building
+64ft-50ft

Overall

27924

Females

12021

F18-39

12021

20M→21M

20.0 - 21.0 mi

Top 97%
×8story building
+106ft-24ft

Overall

27690

Females

11904

F18-39

11904

21M→35K

21.0 - 21.8 mi

Top 99%
×7story building
+17ft-86ft

Overall

28150

Females

12137

F18-39

12137

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27783

Females

11993

F18-39

11993

23M→24M

23.0 - 24.0 mi

Top 96%
×6story building
+12ft-82ft

Overall

27353

Females

11827

F18-39

11827

24M→40K

24.0 - 24.9 mi

Top 96%
×1story
+6ft-20ft

Overall

27200

Females

11747

F18-39

11747

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

26387

Females

11381

F18-39

11381

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

27534

Females

11886

F18-39

11886

Passing Analysis

Category:
Athletes Passed
68
Passed By
178
Net Change
-110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28232
5K → 10K5119-114#28232#28346
10K → 15K166+10#28346#28336
15K → 20K623-17#28336#28353
20K → Half04-4#28353#28357
Half → 25K111-10#28357#28367
25K → 30K98+1#28367#28366
30K → 20M42+2#28366#28364
20M → 21M10+1#28364#28363
21M → 35K20+2#28363#28361
35K → 23M53+2#28361#28359
23M → 24M40+4#28359#28355
24M → 40K41+3#28355#28352
40K → 25.2M60+6#28352#28346
25.2M → Finish51+4#28346#28342
TOTALS68178-110
📊

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