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BOSTON MARATHON 2025

Lindsey Jacobson

Bib: 16441•F

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0:00
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 36%
Age Group (F18-39)
#0 / 5469
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K· 3.11 mi
23:00
Rank: #11372
Start → 5K
23:00 | 7:24/mi
10K· 6.21 mi
46:10
Rank: #11533 (-161)
5K → 10K
23:10 | 7:27/mi
15K· 9.32 mi
1:09:27
Rank: #11550 (-17)
10K → 15K
23:17 | 7:30/mi
20K· 12.43 mi
1:32:56
Rank: #11453 (+97)
15K → 20K
23:29 | 7:34/mi
Half· 13.11 mi
1:38:00
Rank: #11438 (+15)
20K → Half
5:04 | 7:26/mi
25K· 15.53 mi
1:56:34
Rank: #11366 (+72)
Half → 25K
18:34 | 7:39/mi
30K· 18.64 mi
2:22:07
Rank: #11635 (-269)
25K → 30K
25:33 | 8:13/mi
20M
2:33:59
Rank: #11907 (-272)
30K → 20M
11:52 | 8:44/mi
21M
2:43:30
Rank: #12190 (-283)
20M → 21M
9:31 | 9:31/mi
35K· 21.75 mi
2:50:38
Rank: #12588 (-398)
21M → 35K
7:08 | 9:32/mi
23M
3:02:51
Rank: #13159 (-571)
35K → 23M
12:13 | 9:45/mi
24M
3:12:38
Rank: #13606 (-447)
23M → 24M
9:47 | 9:47/mi
40K· 24.85 mi
3:20:56
Rank: #13916 (-310)
24M → 40K
8:18 | 9:42/mi
25.2M
3:24:36
Rank: #14046 (-130)
40K → 25.2M
3:40 | 10:38/mi
Finish· 26.22 mi
3:33:41
Rank: #14215 (-169)
25.2M → Finish
9:05 | 8:55/mi
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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:38:00
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:55:41
Pace8:49 /mi
📊Positive Split: 18.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:57:0823:007:2423:00
7:24
-
10K
6.21 mi11:20:1846:107:2623:10
7:27
+0:03
15K
9.32 mi11:43:351:09:277:2723:17
7:30
+0:03
20K
12.43 mi12:07:041:32:567:2923:29
7:34
+0:04
Half
13.11 mi12:12:081:38:007:295:04
7:26
-0:08
25K
15.53 mi12:30:421:56:347:3018:34
7:39
+0:13
30K
18.64 mi12:56:152:22:077:3725:33
8:13
+0:34
20M
20.00 mi13:08:072:33:597:4211:52
8:44
+0:31
21M
21.00 mi13:17:382:43:307:479:31
9:31
+0:47
35K
21.75 mi13:24:462:50:387:517:08
9:32
+0:01
23M
23.00 mi13:36:593:02:517:5712:13
9:45
+0:13
24M
24.00 mi13:46:463:12:388:029:47
9:47
+0:02
40K
24.85 mi13:55:043:20:568:058:18
9:42
-0:05
25.2M
25.20 mi13:58:443:24:368:073:40
10:38
+0:56
Finish
26.22 mi14:07:493:33:418:099:05
8:55
-1:43

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

📈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

7:24 /mi

Average Pace

8:09 /mi

Slowest Pace

10:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Bar length shows time spent in each segment. Colors mark your faster to slower segments, relative to your own pace.

Time at Faster Pace

1:56:34

55% of race

Time at Steady Pace

46:30

22% of race

Time at Slower Pace

50:37

24% of race

Average Pace: 8:09 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi10:57:0823:007:2423:00
7:24
#11372
10K
6.21 mi11:20:1846:107:2623:10
7:27
#11533
15K
9.32 mi11:43:351:09:277:2723:17
7:30
#11550
20K
12.43 mi12:07:041:32:567:2923:29
7:34
#11453
Half
13.11 mi12:12:081:38:007:295:04
7:26
#11438
25K
15.53 mi12:30:421:56:347:3018:34
7:39
#11366
30K
18.64 mi12:56:152:22:077:3725:33
8:13
#11635
20M
20.00 mi13:08:072:33:597:4211:52
8:44
#11907
21M
21.00 mi13:17:382:43:307:479:31
9:31
#12190
35K
21.75 mi13:24:462:50:387:517:08
9:32
#12588
23M
23.00 mi13:36:593:02:517:5712:13
9:45
#13159
24M
24.00 mi13:46:463:12:388:029:47
9:47
#13606
40K
24.85 mi13:55:043:20:568:058:18
9:42
#13916
25.2M
25.20 mi13:58:443:24:368:073:40
10:38
#14046
Finish
26.22 mi14:07:493:33:418:099:05
8:55
#14215
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi113722474247411747(Top 41%)2768(Top 23%)2768(Top 51%)
10K6.21 mi3.10 mi11533-1612577-1032577-10311703(Top 41%)2671(Top 22%)2671(Top 49%)
15K9.32 mi3.11 mi11550-172603-262603-2611747(Top 41%)2768(Top 23%)2768(Top 51%)
20K12.43 mi3.11 mi11453+972585+182585+1811253(Top 40%)2611(Top 21%)2611(Top 48%)
Half13.11 mi0.68 mi11438+152578+72578+711212(Top 39%)2553(Top 21%)2553(Top 47%)
25K15.53 mi2.42 mi11366+722575+32575+311235(Top 40%)2711(Top 22%)2711(Top 50%)
30K18.64 mi3.11 mi11635-2692800-2252800-22513008(Top 46%)3830(Top 31%)3830(Top 70%)
20M20.00 mi1.36 mi11907-2722981-1812981-18115267(Top 54%)5182(Top 42%)5182(Top 95%)
21M21.00 mi1.00 mi12190-2833177-1963177-19616165(Top 57%)5792(Top 47%)5792(Top 106%)
35K21.75 mi0.75 mi12588-3983411-2343411-23420447(Top 72%)8209(Top 67%)8209(Top 150%)
23M23.00 mi1.25 mi13159-5713764-3533764-35319649(Top 69%)7859(Top 64%)7859(Top 144%)
24M24.00 mi1.00 mi13606-4474037-2734037-27320675(Top 73%)8428(Top 69%)8428(Top 154%)
40K24.85 mi0.85 mi13916-3104250-2134250-21319506(Top 69%)7889(Top 65%)7889(Top 144%)
25.2M25.20 mi0.35 mi14046-1304313-634313-6319490(Top 69%)7877(Top 64%)7877(Top 144%)
Finish26.22 mi1.02 mi14215-1694429-1164429-11618603(Top 65%)7375(Top 60%)7375(Top 135%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 41%
×21stories
+97ft-345ft

Overall

11747

Females

2768

F18-39

2768

5K→10K

3.1 - 6.2 mi

Top 41%
×5stories
+79ft-138ft

Overall

11703

Females

2671

F18-39

2671

10K→15K

6.2 - 9.3 mi

Top 41%
×3stories
+67ft-78ft

Overall

11747

Females

2768

F18-39

2768

15K→20K

9.3 - 12.4 mi

Top 40%
×5stories
+106ft-86ft

Overall

11253

Females

2611

F18-39

2611

20K→Half

12.4 - 13.1 mi

Top 39%
×2stories
+19ft-37ft

Overall

11212

Females

2553

F18-39

2553

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

11235

Females

2711

F18-39

2711

25K→30K

15.5 - 18.6 mi

Top 46%
×9stories
+181ft-148ft

Overall

13008

Females

3830

F18-39

3830

30K→20M

18.6 - 20.0 mi

Top 54%
×5stories
+64ft-50ft

Overall

15267

Females

5182

F18-39

5182

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

16165

Females

5792

F18-39

5792

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

20447

Females

8209

F18-39

8209

35K→23M

21.8 - 23.0 mi

Top 69%
×5stories
+23ft-63ft

Overall

19649

Females

7859

F18-39

7859

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

20675

Females

8428

F18-39

8428

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19506

Females

7889

F18-39

7889

40K→25.2M

24.9 - 25.2 mi

Top 69%
×1story
+13ft-16ft

Overall

19490

Females

7877

F18-39

7877

25.2M→Finish

25.2 - 26.2 mi

Top 65%
×2stories
+22ft-21ft

Overall

18603

Females

7375

F18-39

7375

Passing Analysis

Category:
Athletes Passed
1219
Passed By
4062
Net Change
-2843
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11372
5K → 10K185346-161#11372#11533
10K → 15K178195-17#11533#11550
15K → 20K227130+97#11550#11453
20K → Half4025+15#11453#11438
Half → 25K190118+72#11438#11366
25K → 30K152421-269#11366#11635
30K → 20M62334-272#11635#11907
20M → 21M50333-283#11907#12190
21M → 35K18416-398#12190#12588
35K → 23M27598-571#12588#13159
23M → 24M16463-447#13159#13606
24M → 40K29339-310#13606#13916
40K → 25.2M11141-130#13916#14046
25.2M → Finish34203-169#14046#14215
TOTALS12194062-2843
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

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🎨Heatmap Timeline

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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