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BOSTON MARATHON 2026

Gwen Li

Bib: 18126•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 40%
Gender (Female)
#0 / 12578
Top 24%
Masters (Masters Women)
#0 / 6862
Top 9%
Age Group (F55-59)
#0 / 951
Top 2%
Race Day Weather
51°/41°F
overcast clouds

Race Timeline and Course Information

Your journey through the course with elevation, pacing, and checkpoint details

⏱️ Race Timeline

Watch your race unfold from start to finish

Start
0:00:00
Race begins
5K
23:42
3.11 mi
Rank: #13896
Start → 5K
23:42 | 7:38/mi
10K
46:38
6.21 mi
Rank: #12883 (+1013)
5K → 10K
22:56 | 7:23/mi
15K
1:09:50
9.32 mi
Rank: #12746 (+137)
10K → 15K
23:12 | 7:29/mi
20K
1:33:03
12.43 mi
Rank: #12491 (+255)
15K → 20K
23:13 | 7:29/mi
HALF
1:38:01
13.11 mi
Rank: #12411 (+80)
20K → HALF
4:58 | 7:18/mi
25K
1:56:12
15.53 mi
Rank: #12235 (+176)
HALF → 25K
18:11 | 7:30/mi
30K
2:20:25
18.64 mi
Rank: #12156 (+79)
25K → 30K
24:13 | 7:48/mi
20M
2:31:06
20.00 mi
Rank: #12118 (+38)
30K → 20M
10:41 | 7:52/mi
21M
2:39:26
21.00 mi
Rank: #12102 (+16)
20M → 21M
8:20 | 8:20/mi
35K
2:44:55
21.75 mi
Rank: #11991 (+111)
21M → 35K
5:29 | 7:20/mi
23M
2:54:33
23.00 mi
Rank: #11839 (+152)
35K → 23M
9:38 | 7:42/mi
24M
3:01:51
24.00 mi
Rank: #11645 (+194)
23M → 24M
7:18 | 7:18/mi
40K
3:08:22
24.85 mi
Rank: #11530 (+115)
24M → 40K
6:31 | 7:38/mi
25.2M
3:11:15
25.20 mi
Rank: #11502 (+28)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:18:59
26.22 mi
Rank: #11518 (-16)
25.2M → FINISH
7:44 | 7:36/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:38:01
Pace7:29 /mi
2nd Half
Distance13.11 mi
Time1:40:58
Pace7:43 /mi
📊Positive Split: 3.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:05:4223:427:3823:42
7:38
-
10K
6.21 mi11:28:3846:387:3122:56
7:23
-0:15
15K
9.32 mi11:51:501:09:507:3023:12
7:29
+0:06
20K
12.43 mi12:15:031:33:037:3023:13
7:29
0:00
HALF
13.11 mi12:20:011:38:017:294:58
7:18
-0:11
25K
15.53 mi12:38:121:56:127:2918:11
7:30
+0:12
30K
18.64 mi13:02:252:20:257:3224:13
7:48
+0:18
20M
20.00 mi13:13:062:31:067:3410:41
7:52
+0:04
21M
21.00 mi13:21:262:39:267:368:20
8:20
+0:28
35K
21.75 mi13:26:552:44:557:355:29
7:20
-1:00
23M
23.00 mi13:36:332:54:337:369:38
7:42
+0:22
24M
24.00 mi13:43:513:01:517:357:18
7:18
-0:24
40K
24.85 mi13:50:223:08:227:356:31
7:38
+0:20
25.2M
25.20 mi13:53:153:11:157:362:53
8:22
+0:44
FINISH
26.22 mi14:00:593:18:597:367:44
7:36
-0:46

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

7:18 /mi

Average Pace

7:36 /mi

Slowest Pace

8:22 /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

3:07:46

94% of race

Time at Steady Pace

11:13

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:35 /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 mi11:05:4223:427:3823:42
7:38
#13896
10K
6.21 mi11:28:3846:387:3122:56
7:23
#12883
15K
9.32 mi11:51:501:09:507:3023:12
7:29
#12746
20K
12.43 mi12:15:031:33:037:3023:13
7:29
#12491
HALF
13.11 mi12:20:011:38:017:294:58
7:18
#12411
25K
15.53 mi12:38:121:56:127:2918:11
7:30
#12235
30K
18.64 mi13:02:252:20:257:3224:13
7:48
#12156
20M
20.00 mi13:13:062:31:067:3410:41
7:52
#12118
21M
21.00 mi13:21:262:39:267:368:20
8:20
#12102
35K
21.75 mi13:26:552:44:557:355:29
7:20
#11991
23M
23.00 mi13:36:332:54:337:369:38
7:42
#11839
24M
24.00 mi13:43:513:01:517:357:18
7:18
#11645
40K
24.85 mi13:50:223:08:227:356:31
7:38
#11530
25.2M
25.20 mi13:53:153:11:157:362:53
8:22
#11502
FINISH
26.22 mi14:00:593:18:597:367:44
7:36
#11518
Faster pace
Steady pace
Slower pace

Rankings

Your position at each checkpoint and how you ranked in each segment

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi138964011401112544(Top 43%)3311(Top 26%)3311(Top 348%)
10K6.21 mi3.10 mi12883+10133445+5663445+56611925(Top 41%)2925(Top 23%)2925(Top 308%)
15K9.32 mi3.11 mi12746+1373387+583387+5812544(Top 43%)3311(Top 26%)3311(Top 348%)
20K12.43 mi3.11 mi12491+2553268+1193268+11911738(Top 40%)2967(Top 24%)2967(Top 312%)
HALF13.11 mi0.68 mi12411+803231+373231+3711156(Top 38%)2569(Top 20%)2569(Top 270%)
25K15.53 mi2.42 mi12235+1763160+713160+7111413(Top 39%)2853(Top 23%)2853(Top 300%)
30K18.64 mi3.11 mi12156+793175-153175-1511947(Top 41%)3275(Top 26%)3275(Top 344%)
20M20.00 mi1.36 mi12118+383173+23173+211830(Top 41%)3306(Top 26%)3306(Top 348%)
21M21.00 mi1.00 mi12102+163184-113184-1112092(Top 42%)3571(Top 28%)3571(Top 375%)
35K21.75 mi0.75 mi11991+1113136+483136+489612(Top 33%)2322(Top 18%)2322(Top 244%)
23M23.00 mi1.25 mi11839+1523077+593077+5910301(Top 35%)2748(Top 22%)2748(Top 289%)
24M24.00 mi1.00 mi11645+1943004+733004+738652(Top 30%)2027(Top 16%)2027(Top 213%)
40K24.85 mi0.85 mi11530+1152973+312973+319797(Top 34%)2660(Top 21%)2660(Top 280%)
25.2M25.20 mi0.35 mi11502+282975-22975-210786(Top 37%)3227(Top 26%)3227(Top 339%)
FINISH26.22 mi1.02 mi11518-163010-353010-3512127(Top 42%)3920(Top 31%)3920(Top 412%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21
+97ft-345ft

Overall

12544

Females

3311

F55-59

3311

5K→10K

3.1 - 6.2 mi

Top 41%
×5
+79ft-138ft

Overall

11925

Females

2925

F55-59

2925

10K→15K

6.2 - 9.3 mi

Top 43%
×3
+67ft-78ft

Overall

12544

Females

3311

F55-59

3311

15K→20K

9.3 - 12.4 mi

Top 40%
×5
+106ft-86ft

Overall

11738

Females

2967

F55-59

2967

20K→HALF

12.4 - 13.1 mi

Top 38%
×2
+19ft-37ft

Overall

11156

Females

2569

F55-59

2569

HALF→25K

13.1 - 15.5 mi

Top 39%
×4
+66ft-88ft

Overall

11413

Females

2853

F55-59

2853

25K→30K

15.5 - 18.6 mi

Top 41%
×9
+181ft-148ft

Overall

11947

Females

3275

F55-59

3275

30K→20M

18.6 - 20.0 mi

Top 41%
×5
+64ft-50ft

Overall

11830

Females

3306

F55-59

3306

20M→21M

20.0 - 21.0 mi

Top 42%
×8
+106ft-24ft

Overall

12092

Females

3571

F55-59

3571

21M→35K

21.0 - 21.8 mi

Top 33%
×7
+17ft-86ft

Overall

9612

Females

2322

F55-59

2322

35K→23M

21.8 - 23.0 mi

Top 35%
×5
+23ft-63ft

Overall

10301

Females

2748

F55-59

2748

23M→24M

23.0 - 24.0 mi

Top 30%
×6
+12ft-82ft

Overall

8652

Females

2027

F55-59

2027

24M→40K

24.0 - 24.9 mi

Top 34%
×1
+6ft-20ft

Overall

9797

Females

2660

F55-59

2660

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10786

Females

3227

F55-59

3227

25.2M→FINISH

25.2 - 26.2 mi

Top 42%
×2
+22ft-21ft

Overall

12127

Females

3920

F55-59

3920

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3095*
Passed By
717
Net Change
+2378
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13896
5K → 10K1055*42+1013#13896#12883
10K → 15K256*119+137#12883#12746
15K → 20K297*42+255#12746#12491
20K → HALF855+80#12491#12411
HALF → 25K219*43+176#12411#12235
25K → 30K226*147+79#12235#12156
30K → 20M10668+38#12156#12118
20M → 21M9680+16#12118#12102
21M → 35K1187+111#12102#11991
35K → 23M18129+152#11991#11839
23M → 24M2006+194#11839#11645
24M → 40K13520+115#11645#11530
40K → 25.2M5022+28#11530#11502
25.2M → FINISH7187-16#11502#11518
TOTALS3095*717+2378

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing