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BOSTON MARATHON 2025

Kaylee Flanagan

Bib: 146•F

CO

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 2%
Gender (Female)
#0 / 12228
Top 0.3%
Division (F18-39)
#0 / 5469
Top 0.6%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
17:58
Rank: #583
Start → 5K
17:58 | 5:47/mi
10K· 6.21 mi
36:00
Rank: #596 (-13)
5K → 10K
18:02 | 5:48/mi
15K· 9.32 mi
54:06
Rank: #582 (+14)
10K → 15K
18:06 | 5:50/mi
20K· 12.43 mi
1:12:14
Rank: #544 (+38)
15K → 20K
18:08 | 5:50/mi
Half· 13.11 mi
1:16:12
Rank: #544
20K → Half
3:58 | 5:49/mi
25K· 15.53 mi
1:30:26
Rank: #529 (+15)
Half → 25K
14:14 | 5:52/mi
30K· 18.64 mi
1:49:08
Rank: #512 (+17)
25K → 30K
18:42 | 6:01/mi
20M
1:57:28
Rank: #509 (+3)
30K → 20M
8:20 | 6:08/mi
21M
2:03:58
Rank: #506 (+3)
20M → 21M
6:30 | 6:30/mi
35K· 21.75 mi
2:08:20
Rank: #497 (+9)
21M → 35K
4:22 | 5:50/mi
23M
2:16:13
Rank: #508 (-11)
35K → 23M
7:53 | 6:18/mi
24M
2:22:17
Rank: #507 (+1)
23M → 24M
6:04 | 6:04/mi
40K· 24.85 mi
2:27:43
Rank: #516 (-9)
24M → 40K
5:26 | 6:21/mi
25.2M
2:30:06
Rank: #515 (+1)
40K → 25.2M
2:23 | 6:55/mi
Finish· 26.22 mi
2:36:41
Rank: #547 (-32)
25.2M → Finish
6:35 | 6:28/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:16:12
Pace5:49 /mi
2nd Half
Distance13.11 mi
Time1:20:29
Pace6:08 /mi
📊Positive Split: 5.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:05:0017:585:4717:58
5:47
-
10K
6.21 mi10:23:0236:005:4818:02
5:48
+0:01
15K
9.32 mi10:41:0854:065:4818:06
5:50
+0:02
20K
12.43 mi10:59:161:12:145:4918:08
5:50
0:00
Half
13.11 mi11:03:141:16:125:493:58
5:49
-0:01
25K
15.53 mi11:17:281:30:265:4914:14
5:52
+0:03
30K
18.64 mi11:36:101:49:085:5118:42
6:01
+0:09
20M
20.00 mi11:44:301:57:285:528:20
6:08
+0:07
21M
21.00 mi11:51:002:03:585:546:30
6:30
+0:22
35K
21.75 mi11:55:222:08:205:544:22
5:50
-0:40
23M
23.00 mi12:03:152:16:135:557:53
6:18
+0:28
24M
24.00 mi12:09:192:22:175:566:04
6:04
-0:14
40K
24.85 mi12:14:452:27:435:575:26
6:21
+0:17
25.2M
25.20 mi12:17:082:30:065:572:23
6:55
+0:34
Finish
26.22 mi12:23:432:36:415:596:35
6:28
-0:27

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

5:47 /mi

Average Pace

5:59 /mi

Slowest Pace

6:55 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:21:13

90% of race

Time at Steady Pace

13:05

8% of race

Time at Slower Pace

2:23

2% of race

Average Pace: 5:59 /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 mi10:05:0017:585:4717:58
5:47
#583
10K
6.21 mi10:23:0236:005:4818:02
5:48
#596
15K
9.32 mi10:41:0854:065:4818:06
5:50
#582
20K
12.43 mi10:59:161:12:145:4918:08
5:50
#544
Half
13.11 mi11:03:141:16:125:493:58
5:49
#544
25K
15.53 mi11:17:281:30:265:4914:14
5:52
#529
30K
18.64 mi11:36:101:49:085:5118:42
6:01
#512
20M
20.00 mi11:44:301:57:285:528:20
6:08
#509
21M
21.00 mi11:51:002:03:585:546:30
6:30
#506
35K
21.75 mi11:55:222:08:205:544:22
5:50
#497
23M
23.00 mi12:03:152:16:135:557:53
6:18
#508
24M
24.00 mi12:09:192:22:175:566:04
6:04
#507
40K
24.85 mi12:14:452:27:435:575:26
6:21
#516
25.2M
25.20 mi12:17:082:30:065:572:23
6:55
#515
Finish
26.22 mi12:23:432:36:415:596:35
6:28
#547
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi5834040584(Top 2%)37(Top 0.3%)37(Top 0.7%)
10K6.21 mi3.10 mi596-134040620(Top 2%)38(Top 0.3%)38(Top 0.7%)
15K9.32 mi3.11 mi582+1439+139+1584(Top 2%)37(Top 0.3%)37(Top 0.7%)
20K12.43 mi3.11 mi544+383939495(Top 2%)34(Top 0.3%)34(Top 0.6%)
Half13.11 mi0.68 mi54438+138+1638(Top 2%)39(Top 0.3%)39(Top 0.7%)
25K15.53 mi2.42 mi529+153838522(Top 2%)33(Top 0.3%)33(Top 0.6%)
30K18.64 mi3.11 mi512+1740-240-2524(Top 2%)32(Top 0.3%)32(Top 0.6%)
20M20.00 mi1.36 mi509+338+238+2604(Top 2%)31(Top 0.3%)31(Top 0.6%)
21M21.00 mi1.00 mi506+33838698(Top 2%)32(Top 0.3%)32(Top 0.6%)
35K21.75 mi0.75 mi497+93838439(Top 2%)26(Top 0.2%)26(Top 0.5%)
23M23.00 mi1.25 mi508-113838890(Top 3%)45(Top 0.4%)45(Top 0.8%)
24M24.00 mi1.00 mi507+139-139-1716(Top 3%)39(Top 0.3%)39(Top 0.7%)
40K24.85 mi0.85 mi516-939391139(Top 4%)66(Top 0.5%)66(Top 1%)
25.2M25.20 mi0.35 mi515+138+138+11286(Top 5%)94(Top 0.8%)94(Top 2%)
Finish26.22 mi1.02 mi547-3239-139-12650(Top 9%)240(Top 2%)240(Top 4%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 2%
×21stories
+97ft-345ft

Overall

584

Females

37

F18-39

37

5K→10K

3.1 - 6.2 mi

Top 2%
×5stories
+79ft-138ft

Overall

620

Females

38

F18-39

38

10K→15K

6.2 - 9.3 mi

Top 2%
×3stories
+67ft-78ft

Overall

584

Females

37

F18-39

37

15K→20K

9.3 - 12.4 mi

Top 2%
×5stories
+106ft-86ft

Overall

495

Females

34

F18-39

34

20K→Half

12.4 - 13.1 mi

Top 2%
×2stories
+19ft-37ft

Overall

638

Females

39

F18-39

39

Half→25K

13.1 - 15.5 mi

Top 2%
×4stories
+66ft-88ft

Overall

522

Females

33

F18-39

33

25K→30K

15.5 - 18.6 mi

Top 2%
×9stories
+181ft-148ft

Overall

524

Females

32

F18-39

32

30K→20M

18.6 - 20.0 mi

Top 2%
×5stories
+64ft-50ft

Overall

604

Females

31

F18-39

31

20M→21M

20.0 - 21.0 mi

Top 2%
×8stories
+106ft-24ft

Overall

698

Females

32

F18-39

32

21M→35K

21.0 - 21.8 mi

Top 2%
×7stories
+17ft-86ft

Overall

439

Females

26

F18-39

26

35K→23M

21.8 - 23.0 mi

Top 3%
×5stories
+23ft-63ft

Overall

890

Females

45

F18-39

45

23M→24M

23.0 - 24.0 mi

Top 3%
×6stories
+12ft-82ft

Overall

716

Females

39

F18-39

39

24M→40K

24.0 - 24.9 mi

Top 4%
×1story
+6ft-20ft

Overall

1139

Females

66

F18-39

66

40K→25.2M

24.9 - 25.2 mi

Top 5%
×1story
+13ft-16ft

Overall

1286

Females

94

F18-39

94

25.2M→Finish

25.2 - 26.2 mi

Top 9%
×2stories
+22ft-21ft

Overall

2650

Females

240

F18-39

240

Passing Analysis

Category:
Athletes Passed
232
Passed By
196
Net Change
+36
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#583
5K → 10K2740-13#583#596
10K → 15K2511+14#596#582
15K → 20K413+38#582#544
20K → Half550#544#544
Half → 25K2712+15#544#529
25K → 30K3316+17#529#512
30K → 20M1310+3#512#509
20M → 21M118+3#509#506
21M → 35K123+9#506#497
35K → 23M1021-11#497#508
23M → 24M109+1#508#507
24M → 40K918-9#507#516
40K → 25.2M43+1#516#515
25.2M → Finish537-32#515#547
TOTALS232196+36
📊

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