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BOSTON MARATHON 2025

Mckenzie Sheehy

Bib: 14454•F

OR

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 43%
Gender (Female)
#0 / 12228
Top 28%
Division (F18-39)
#0 / 5469
Top 46%
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
7:18/mi
22:42
↑ 97↓ 3451.5%
10K· 6.21 mi
7:23/mi
45:38
↑ 79↓ 1380.4%
15K· 9.32 mi
7:23/mi
1:08:34
↑ 67↓ 78
20K· 12.43 mi
7:43/mi
1:32:33
↑ 106↓ 860.1%
Half· 13.11 mi
7:15/mi
1:37:30
↑ 19↓ 370.5%
25K· 15.53 mi
7:37/mi
1:55:59
↑ 66↓ 880.2%
30K· 18.64 mi
8:02/mi
2:20:58
↑ 181↓ 1480.2%
20M
8:27/mi
2:32:27
↑ 64↓ 500.2%
21M
9:49/mi
2:42:16
↑ 106↓ 241.6%
35K· 21.75 mi
7:53/mi
2:48:10
↑ 17↓ 861.7%
23M
9:34/mi
3:00:09
↑ 23↓ 630.6%
24M
8:13/mi
3:08:22
↓ 821.3%
40K· 24.85 mi
8:25/mi
3:15:34
↓ 200.3%
25.2M
9:11/mi
3:18:44
↑ 13↓ 160.2%
Finish· 26.22 mi
7:57/mi
3:26:50
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:30
Pace7:26 /mi
2nd Half
Distance13.11 mi
Time1:49:20
Pace8:20 /mi
📊Positive Split: 12.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:4822:427:1822:42
7:18
-
10K
6.21 mi11:15:4445:387:2122:56
7:23
+0:05
15K
9.32 mi11:38:401:08:347:2122:56
7:23
0:00
20K
12.43 mi12:02:391:32:337:2723:59
7:43
+0:20
Half
13.11 mi12:07:361:37:307:264:57
7:15
-0:28
25K
15.53 mi12:26:051:55:597:2818:29
7:37
+0:22
30K
18.64 mi12:51:042:20:587:3424:59
8:02
+0:25
20M
20.00 mi13:02:332:32:277:3711:29
8:27
+0:25
21M
21.00 mi13:12:222:42:167:449:49
9:49
+1:22
35K
21.75 mi13:18:162:48:107:445:54
7:53
-1:56
23M
23.00 mi13:30:153:00:097:5011:59
9:34
+1:41
24M
24.00 mi13:38:283:08:227:518:13
8:13
-1:21
40K
24.85 mi13:45:403:15:347:527:12
8:25
+0:12
25.2M
25.20 mi13:48:503:18:447:533:10
9:11
+0:46
Finish
26.22 mi13:56:563:26:507:548:06
7:57
-1:14

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

7:15 /mi

Average Pace

7:54 /mi

Slowest Pace

9:49 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:13:31

36% of race

Time at Steady Pace

1:29:40

43% of race

Time at Slower Pace

43:39

21% of race

Average Pace: 7:53 /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 mi10:52:4822:427:1822:42
7:18
#10444
10K
6.21 mi11:15:4445:387:2122:56
7:23
#10730
15K
9.32 mi11:38:401:08:347:2122:56
7:23
#10692
20K
12.43 mi12:02:391:32:337:2723:59
7:43
#11205
Half
13.11 mi12:07:361:37:307:264:57
7:15
#11111
25K
15.53 mi12:26:051:55:597:2818:29
7:37
#11042
30K
18.64 mi12:51:042:20:587:3424:59
8:02
#11141
20M
20.00 mi13:02:332:32:277:3711:29
8:27
#11274
21M
21.00 mi13:12:222:42:167:449:49
9:49
#11702
35K
21.75 mi13:18:162:48:107:445:54
7:53
#11683
23M
23.00 mi13:30:153:00:097:5011:59
9:34
#12237
24M
24.00 mi13:38:283:08:227:518:13
8:13
#12245
40K
24.85 mi13:45:403:15:347:527:12
8:25
#12249
25.2M
25.20 mi13:48:503:18:447:533:10
9:11
#12247
Finish
26.22 mi13:56:563:26:507:548:06
7:57
#12231
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi104442015201510717(Top 38%)2232(Top 18%)2232(Top 41%)
10K6.21 mi3.10 mi10730-2862175-1602175-16011042(Top 39%)2329(Top 19%)2329(Top 43%)
15K9.32 mi3.11 mi10692+382178-32178-310717(Top 38%)2232(Top 18%)2232(Top 41%)
20K12.43 mi3.11 mi11205-5132454-2762454-27612604(Top 44%)3328(Top 27%)3328(Top 61%)
Half13.11 mi0.68 mi11111+942406+482406+489711(Top 34%)1839(Top 15%)1839(Top 34%)
25K15.53 mi2.42 mi11042+692413-72413-710968(Top 39%)2573(Top 21%)2573(Top 47%)
30K18.64 mi3.11 mi11141-992540-1272540-12711692(Top 41%)3140(Top 26%)3140(Top 57%)
20M20.00 mi1.36 mi11274-1332652-1122652-11213478(Top 47%)4229(Top 35%)4229(Top 77%)
21M21.00 mi1.00 mi11702-4282914-2622914-26217551(Top 62%)6550(Top 54%)6550(Top 120%)
35K21.75 mi0.75 mi11683+192925-112925-1111500(Top 40%)3372(Top 28%)3372(Top 62%)
23M23.00 mi1.25 mi12237-5543264-3393264-33918979(Top 67%)7502(Top 61%)7502(Top 137%)
24M24.00 mi1.00 mi12245-83296-323296-3212702(Top 45%)4157(Top 34%)4157(Top 76%)
40K24.85 mi0.85 mi12249-43333-373333-3712937(Top 46%)4399(Top 36%)4399(Top 80%)
25.2M25.20 mi0.35 mi12247+23343-103343-1012843(Top 45%)4401(Top 36%)4401(Top 80%)
Finish26.22 mi1.02 mi12231+163371-283371-2812553(Top 44%)4210(Top 34%)4210(Top 77%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 38%
×21story building
+97ft-345ft

Overall

10717

Females

2232

F18-39

2232

5K→10K

3.1 - 6.2 mi

Top 39%
×5story building
+79ft-138ft

Overall

11042

Females

2329

F18-39

2329

10K→15K

6.2 - 9.3 mi

Top 38%
×3story building
+67ft-78ft

Overall

10717

Females

2232

F18-39

2232

15K→20K

9.3 - 12.4 mi

Top 44%
×5story building
+106ft-86ft

Overall

12604

Females

3328

F18-39

3328

20K→Half

12.4 - 13.1 mi

Top 34%
×2story building
+19ft-37ft

Overall

9711

Females

1839

F18-39

1839

Half→25K

13.1 - 15.5 mi

Top 39%
×4story building
+66ft-88ft

Overall

10968

Females

2573

F18-39

2573

25K→30K

15.5 - 18.6 mi

Top 41%
×9story building
+181ft-148ft

Overall

11692

Females

3140

F18-39

3140

30K→20M

18.6 - 20.0 mi

Top 47%
×5story building
+64ft-50ft

Overall

13478

Females

4229

F18-39

4229

20M→21M

20.0 - 21.0 mi

Top 62%
×8story building
+106ft-24ft

Overall

17551

Females

6550

F18-39

6550

21M→35K

21.0 - 21.8 mi

Top 40%
×7story building
+17ft-86ft

Overall

11500

Females

3372

F18-39

3372

35K→23M

21.8 - 23.0 mi

Top 67%
×5story building
+23ft-63ft

Overall

18979

Females

7502

F18-39

7502

23M→24M

23.0 - 24.0 mi

Top 45%
×6story building
+12ft-82ft

Overall

12702

Females

4157

F18-39

4157

24M→40K

24.0 - 24.9 mi

Top 46%
×1story
+6ft-20ft

Overall

12937

Females

4399

F18-39

4399

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12843

Females

4401

F18-39

4401

25.2M→Finish

25.2 - 26.2 mi

Top 44%
×2story building
+22ft-21ft

Overall

12553

Females

4210

F18-39

4210

Passing Analysis

Category:
Athletes Passed
1344
Passed By
3131
Net Change
-1787
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10444
5K → 10K151437-286#10444#10730
10K → 15K176138+38#10730#10692
15K → 20K72585-513#10692#11205
20K → Half995+94#11205#11111
Half → 25K200131+69#11111#11042
25K → 30K192291-99#11042#11141
30K → 20M78211-133#11141#11274
20M → 21M21449-428#11274#11702
21M → 35K6546+19#11702#11683
35K → 23M33587-554#11683#12237
23M → 24M7280-8#12237#12245
24M → 40K7175-4#12245#12249
40K → 25.2M3432+2#12249#12247
25.2M → Finish8064+16#12247#12231
TOTALS13443131-1787
📊

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