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BOSTON MARATHON 2025

Kathryn Coletti

Bib: 30636•F

MA

0:00
0:00
/ mi
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 47%
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
26:08
Rank: #19382
Start → 5K
26:08 | 8:25/mi
10K· 6.21 mi
51:16
Rank: #18305 (+1077)
5K → 10K
25:08 | 8:05/mi
15K· 9.32 mi
1:16:17
Rank: #17665 (+640)
10K → 15K
25:01 | 8:03/mi
20K· 12.43 mi
1:42:10
Rank: #17491 (+174)
15K → 20K
25:53 | 8:20/mi
Half· 13.11 mi
1:47:37
Rank: #17387 (+104)
20K → Half
5:27 | 7:59/mi
25K· 15.53 mi
2:07:51
Rank: #17151 (+236)
Half → 25K
20:14 | 8:21/mi
30K· 18.64 mi
2:35:26
Rank: #17074 (+77)
25K → 30K
27:35 | 8:53/mi
20M
2:47:16
Rank: #16909 (+165)
30K → 20M
11:50 | 8:42/mi
21M
2:57:15
Rank: #16951 (-42)
20M → 21M
9:59 | 9:59/mi
35K· 21.75 mi
3:03:36
Rank: #16876 (+75)
21M → 35K
6:21 | 8:29/mi
23M
3:14:51
Rank: #16825 (+51)
35K → 23M
11:15 | 8:59/mi
24M
3:24:03
Rank: #16898 (-73)
23M → 24M
9:12 | 9:12/mi
40K· 24.85 mi
3:31:25
Rank: #16784 (+114)
24M → 40K
7:22 | 8:37/mi
25.2M
3:34:32
Rank: #16702 (+82)
40K → 25.2M
3:07 | 9:02/mi
Finish· 26.22 mi
3:42:41
Rank: #16542 (+160)
25.2M → Finish
8:09 | 8:00/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:37
Pace8:13 /mi
2nd Half
Distance13.11 mi
Time1:55:04
Pace8:47 /mi
📊Positive Split: 6.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:0726:088:2526:08
8:25
-
10K
6.21 mi12:13:1551:168:1525:08
8:05
-0:20
15K
9.32 mi12:38:161:16:178:1125:01
8:03
-0:02
20K
12.43 mi13:04:091:42:108:1325:53
8:20
+0:17
Half
13.11 mi13:09:361:47:378:135:27
7:59
-0:21
25K
15.53 mi13:29:502:07:518:1420:14
8:21
+0:22
30K
18.64 mi13:57:252:35:268:2027:35
8:53
+0:32
20M
20.00 mi14:09:152:47:168:2211:50
8:42
-0:11
21M
21.00 mi14:19:142:57:158:269:59
9:59
+1:17
35K
21.75 mi14:25:353:03:368:276:21
8:29
-1:30
23M
23.00 mi14:36:503:14:518:2811:15
8:59
+0:30
24M
24.00 mi14:46:023:24:038:309:12
9:12
+0:13
40K
24.85 mi14:53:243:31:258:307:22
8:37
-0:35
25.2M
25.20 mi14:56:313:34:328:313:07
9:02
+0:25
Finish
26.22 mi15:04:403:42:418:308:09
8:00
-1:02

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

7:59 /mi

Average Pace

8:30 /mi

Slowest Pace

9:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:03:45

29% of race

Time at Steady Pace

1:37:48

44% of race

Time at Slower Pace

1:01:08

27% of race

Average Pace: 8:30 /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 mi11:48:0726:088:2526:08
8:25
#19382
10K
6.21 mi12:13:1551:168:1525:08
8:05
#18305
15K
9.32 mi12:38:161:16:178:1125:01
8:03
#17665
20K
12.43 mi13:04:091:42:108:1325:53
8:20
#17491
Half
13.11 mi13:09:361:47:378:135:27
7:59
#17387
25K
15.53 mi13:29:502:07:518:1420:14
8:21
#17151
30K
18.64 mi13:57:252:35:268:2027:35
8:53
#17074
20M
20.00 mi14:09:152:47:168:2211:50
8:42
#16909
21M
21.00 mi14:19:142:57:158:269:59
9:59
#16951
35K
21.75 mi14:25:353:03:368:276:21
8:29
#16876
23M
23.00 mi14:36:503:14:518:2811:15
8:59
#16825
24M
24.00 mi14:46:023:24:038:309:12
9:12
#16898
40K
24.85 mi14:53:243:31:258:307:22
8:37
#16784
25.2M
25.20 mi14:56:313:34:328:313:07
9:02
#16702
Finish
26.22 mi15:04:403:42:418:308:09
8:00
#16542
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi193827129712916439(Top 58%)5403(Top 44%)5403(Top 99%)
10K6.21 mi3.10 mi18305+10776509+6206509+62017132(Top 60%)5778(Top 47%)5778(Top 106%)
15K9.32 mi3.11 mi17665+6406122+3876122+38716439(Top 58%)5403(Top 44%)5403(Top 99%)
20K12.43 mi3.11 mi17491+1746025+976025+9717116(Top 60%)5835(Top 48%)5835(Top 107%)
Half13.11 mi0.68 mi17387+1045973+525973+5215884(Top 56%)5119(Top 42%)5119(Top 94%)
25K15.53 mi2.42 mi17151+2365856+1175856+11716225(Top 57%)5440(Top 44%)5440(Top 99%)
30K18.64 mi3.11 mi17074+775864-85864-817036(Top 60%)6047(Top 49%)6047(Top 111%)
20M20.00 mi1.36 mi16909+1655786+785786+7815147(Top 53%)5127(Top 42%)5127(Top 94%)
21M21.00 mi1.00 mi16951-425849-635849-6318243(Top 64%)6914(Top 57%)6914(Top 126%)
35K21.75 mi0.75 mi16876+755819+305819+3015433(Top 54%)5489(Top 45%)5489(Top 100%)
23M23.00 mi1.25 mi16825+515827-85827-816178(Top 57%)5980(Top 49%)5980(Top 109%)
24M24.00 mi1.00 mi16898-735896-695896-6918362(Top 65%)7227(Top 59%)7227(Top 132%)
40K24.85 mi0.85 mi16784+1145863+335863+3314195(Top 50%)5075(Top 42%)5075(Top 93%)
25.2M25.20 mi0.35 mi16702+825825+385825+3812123(Top 43%)4064(Top 33%)4064(Top 74%)
Finish26.22 mi1.02 mi16542+1605752+735752+7312913(Top 45%)4396(Top 36%)4396(Top 80%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 58%
×21stories
+97ft-345ft

Overall

16439

Females

5403

F18-39

5403

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

17132

Females

5778

F18-39

5778

10K→15K

6.2 - 9.3 mi

Top 58%
×3stories
+67ft-78ft

Overall

16439

Females

5403

F18-39

5403

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

17116

Females

5835

F18-39

5835

20K→Half

12.4 - 13.1 mi

Top 56%
×2stories
+19ft-37ft

Overall

15884

Females

5119

F18-39

5119

Half→25K

13.1 - 15.5 mi

Top 57%
×4stories
+66ft-88ft

Overall

16225

Females

5440

F18-39

5440

25K→30K

15.5 - 18.6 mi

Top 60%
×9stories
+181ft-148ft

Overall

17036

Females

6047

F18-39

6047

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

15147

Females

5127

F18-39

5127

20M→21M

20.0 - 21.0 mi

Top 64%
×8stories
+106ft-24ft

Overall

18243

Females

6914

F18-39

6914

21M→35K

21.0 - 21.8 mi

Top 54%
×7stories
+17ft-86ft

Overall

15433

Females

5489

F18-39

5489

35K→23M

21.8 - 23.0 mi

Top 57%
×5stories
+23ft-63ft

Overall

16178

Females

5980

F18-39

5980

23M→24M

23.0 - 24.0 mi

Top 65%
×6stories
+12ft-82ft

Overall

18362

Females

7227

F18-39

7227

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14195

Females

5075

F18-39

5075

40K→25.2M

24.9 - 25.2 mi

Top 43%
×1story
+13ft-16ft

Overall

12123

Females

4064

F18-39

4064

25.2M→Finish

25.2 - 26.2 mi

Top 45%
×2stories
+22ft-21ft

Overall

12913

Females

4396

F18-39

4396

Passing Analysis

Category:
Athletes Passed
3675
Passed By
835
Net Change
+2840
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19382
5K → 10K110932+1077#19382#18305
10K → 15K65818+640#18305#17665
15K → 20K274100+174#17665#17491
20K → Half1084+104#17491#17387
Half → 25K29155+236#17387#17151
25K → 30K256179+77#17151#17074
30K → 20M18621+165#17074#16909
20M → 21M108150-42#16909#16951
21M → 35K9722+75#16951#16876
35K → 23M13079+51#16876#16825
23M → 24M54127-73#16825#16898
24M → 40K14127+114#16898#16784
40K → 25.2M842+82#16784#16702
25.2M → Finish17919+160#16702#16542
TOTALS3675835+2840
📊

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