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BOSTON MARATHON 2025

Kylie Hennessey

Bib: 16320•F

NY

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 34%
Gender (Female)
#0 / 12228
Top 17%
Division (F18-39)
#0 / 5469
Top 30%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:06
Rank: #8781
Start → 5K
22:06 | 7:07/mi
10K· 6.21 mi
44:36
Rank: #9273 (-492)
5K → 10K
22:30 | 7:15/mi
15K· 9.32 mi
1:07:15
Rank: #9449 (-176)
10K → 15K
22:39 | 7:17/mi
20K· 12.43 mi
1:30:24
Rank: #9644 (-195)
15K → 20K
23:09 | 7:27/mi
Half· 13.11 mi
1:35:23
Rank: #9659 (-15)
20K → Half
4:59 | 7:18/mi
25K· 15.53 mi
1:53:39
Rank: #9710 (-51)
Half → 25K
18:16 | 7:32/mi
30K· 18.64 mi
2:18:04
Rank: #9763 (-53)
25K → 30K
24:25 | 7:52/mi
20M
2:28:43
Rank: #9682 (+81)
30K → 20M
10:39 | 7:50/mi
21M
2:37:12
Rank: #9694 (-12)
20M → 21M
8:29 | 8:29/mi
35K· 21.75 mi
2:43:09
Rank: #9742 (-48)
21M → 35K
5:57 | 7:57/mi
23M
2:53:28
Rank: #9873 (-131)
35K → 23M
10:19 | 8:14/mi
24M
3:01:40
Rank: #9976 (-103)
23M → 24M
8:12 | 8:12/mi
40K· 24.85 mi
3:08:22
Rank: #9898 (+78)
24M → 40K
6:42 | 7:50/mi
25.2M
3:11:12
Rank: #9826 (+72)
40K → 25.2M
2:50 | 8:13/mi
Finish· 26.22 mi
3:18:31
Rank: #9692 (+134)
25.2M → Finish
7:19 | 7:11/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:23
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:43:08
Pace7:52 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:56:1622:067:0722:06
7:07
-
10K
6.21 mi11:18:4644:367:1122:30
7:15
+0:08
15K
9.32 mi11:41:251:07:157:1322:39
7:17
+0:02
20K
12.43 mi12:04:341:30:247:1623:09
7:27
+0:10
Half
13.11 mi12:09:331:35:237:174:59
7:18
-0:09
25K
15.53 mi12:27:491:53:397:1918:16
7:32
+0:14
30K
18.64 mi12:52:142:18:047:2424:25
7:52
+0:20
20M
20.00 mi13:02:532:28:437:2610:39
7:50
-0:02
21M
21.00 mi13:11:222:37:127:298:29
8:29
+0:39
35K
21.75 mi13:17:192:43:097:305:57
7:57
-0:32
23M
23.00 mi13:27:382:53:287:3310:19
8:14
+0:17
24M
24.00 mi13:35:503:01:407:348:12
8:12
-0:02
40K
24.85 mi13:42:323:08:227:356:42
7:50
-0:22
25.2M
25.20 mi13:45:223:11:127:352:50
8:13
+0:23
Finish
26.22 mi13:52:413:18:317:357:19
7:11
-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

7:07 /mi

Average Pace

7:35 /mi

Slowest Pace

8:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:00:58

61% of race

Time at Steady Pace

1:09:04

35% of race

Time at Slower Pace

8:29

4% of race

Average Pace: 7:34 /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 mi10:56:1622:067:0722:06
7:07
#8781
10K
6.21 mi11:18:4644:367:1122:30
7:15
#9273
15K
9.32 mi11:41:251:07:157:1322:39
7:17
#9449
20K
12.43 mi12:04:341:30:247:1623:09
7:27
#9644
Half
13.11 mi12:09:331:35:237:174:59
7:18
#9659
25K
15.53 mi12:27:491:53:397:1918:16
7:32
#9710
30K
18.64 mi12:52:142:18:047:2424:25
7:52
#9763
20M
20.00 mi13:02:532:28:437:2610:39
7:50
#9682
21M
21.00 mi13:11:222:37:127:298:29
8:29
#9694
35K
21.75 mi13:17:192:43:097:305:57
7:57
#9742
23M
23.00 mi13:27:382:53:287:3310:19
8:14
#9873
24M
24.00 mi13:35:503:01:407:348:12
8:12
#9976
40K
24.85 mi13:42:323:08:227:356:42
7:50
#9898
25.2M
25.20 mi13:45:223:11:127:352:50
8:13
#9826
Finish
26.22 mi13:52:413:18:317:357:19
7:11
#9692
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8781127912799936(Top 35%)1859(Top 15%)1859(Top 34%)
10K6.21 mi3.10 mi9273-4921490-2111490-2119881(Top 35%)1783(Top 15%)1783(Top 33%)
15K9.32 mi3.11 mi9449-1761578-881578-889936(Top 35%)1859(Top 15%)1859(Top 34%)
20K12.43 mi3.11 mi9644-1951707-1291707-12910360(Top 36%)2134(Top 17%)2134(Top 39%)
Half13.11 mi0.68 mi9659-151716-91716-910104(Top 36%)2010(Top 16%)2010(Top 37%)
25K15.53 mi2.42 mi9710-511769-531769-5310259(Top 36%)2214(Top 18%)2214(Top 40%)
30K18.64 mi3.11 mi9763-531855-861855-8610347(Top 36%)2456(Top 20%)2456(Top 45%)
20M20.00 mi1.36 mi9682+811852+31852+39305(Top 33%)2123(Top 17%)2123(Top 39%)
21M21.00 mi1.00 mi9694-121878-261878-2610354(Top 36%)2784(Top 23%)2784(Top 51%)
35K21.75 mi0.75 mi9742-481927-491927-4911946(Top 42%)3603(Top 29%)3603(Top 66%)
23M23.00 mi1.25 mi9873-1312049-1222049-12211652(Top 41%)3550(Top 29%)3550(Top 65%)
24M24.00 mi1.00 mi9976-1032132-832132-8312567(Top 44%)4078(Top 33%)4078(Top 75%)
40K24.85 mi0.85 mi9898+782130+22130+29053(Top 32%)2474(Top 20%)2474(Top 45%)
25.2M25.20 mi0.35 mi9826+722114+162114+167246(Top 26%)1762(Top 14%)1762(Top 32%)
Finish26.22 mi1.02 mi9692+1342089+252089+256956(Top 24%)1633(Top 13%)1633(Top 30%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 35%
×21stories
+97ft-345ft

Overall

9936

Females

1859

F18-39

1859

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9881

Females

1783

F18-39

1783

10K→15K

6.2 - 9.3 mi

Top 35%
×3stories
+67ft-78ft

Overall

9936

Females

1859

F18-39

1859

15K→20K

9.3 - 12.4 mi

Top 36%
×5stories
+106ft-86ft

Overall

10360

Females

2134

F18-39

2134

20K→Half

12.4 - 13.1 mi

Top 36%
×2stories
+19ft-37ft

Overall

10104

Females

2010

F18-39

2010

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

10259

Females

2214

F18-39

2214

25K→30K

15.5 - 18.6 mi

Top 36%
×9stories
+181ft-148ft

Overall

10347

Females

2456

F18-39

2456

30K→20M

18.6 - 20.0 mi

Top 33%
×5stories
+64ft-50ft

Overall

9305

Females

2123

F18-39

2123

20M→21M

20.0 - 21.0 mi

Top 36%
×8stories
+106ft-24ft

Overall

10354

Females

2784

F18-39

2784

21M→35K

21.0 - 21.8 mi

Top 42%
×7stories
+17ft-86ft

Overall

11946

Females

3603

F18-39

3603

35K→23M

21.8 - 23.0 mi

Top 41%
×5stories
+23ft-63ft

Overall

11652

Females

3550

F18-39

3550

23M→24M

23.0 - 24.0 mi

Top 44%
×6stories
+12ft-82ft

Overall

12567

Females

4078

F18-39

4078

24M→40K

24.0 - 24.9 mi

Top 32%
×1story
+6ft-20ft

Overall

9053

Females

2474

F18-39

2474

40K→25.2M

24.9 - 25.2 mi

Top 26%
×1story
+13ft-16ft

Overall

7246

Females

1762

F18-39

1762

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6956

Females

1633

F18-39

1633

Passing Analysis

Category:
Athletes Passed
1427
Passed By
2334
Net Change
-911
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8781
5K → 10K75567-492#8781#9273
10K → 15K99275-176#9273#9449
15K → 20K123318-195#9449#9644
20K → Half2540-15#9644#9659
Half → 25K143194-51#9659#9710
25K → 30K209262-53#9710#9763
30K → 20M14967+81#9763#9682
20M → 21M91103-12#9682#9694
21M → 35K5098-48#9694#9742
35K → 23M76206-131#9742#9873
23M → 24M54156-103#9873#9976
24M → 40K10829+78#9976#9898
40K → 25.2M764+72#9898#9826
25.2M → Finish14915+134#9826#9692
TOTALS14272334-911
📊

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