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BOSTON MARATHON 2026

Lisa Alpert

Bib: 27289•F

MA

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0:00
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Age Group (F18-39)
#0 / 5716
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
35:18
3.11 mi
Rank: #28401
Start → 5K
35:18 | 11:22/mi
10K
1:10:11
6.21 mi
Rank: #28211 (+190)
5K → 10K
34:53 | 11:14/mi
15K
1:44:22
9.32 mi
Rank: #27962 (+249)
10K → 15K
34:11 | 11:01/mi
20K
2:19:10
12.43 mi
Rank: #27776 (+186)
15K → 20K
34:48 | 11:13/mi
HALF
2:26:26
13.11 mi
Rank: #27731 (+45)
20K → HALF
7:16 | 10:40/mi
25K
2:53:12
15.53 mi
Rank: #27507 (+224)
HALF → 25K
26:46 | 11:03/mi
30K
3:27:59
18.64 mi
Rank: #27218 (+289)
25K → 30K
34:47 | 11:12/mi
20M
3:43:01
20.00 mi
Rank: #27072 (+146)
30K → 20M
15:02 | 11:05/mi
21M
3:55:00
21.00 mi
Rank: #26993 (+79)
20M → 21M
11:59 | 11:59/mi
35K
4:03:13
21.75 mi
Rank: #26934 (+59)
21M → 35K
8:13 | 10:59/mi
23M
4:17:05
23.00 mi
Rank: #26831 (+103)
35K → 23M
13:52 | 11:05/mi
24M
4:28:18
24.00 mi
Rank: #26782 (+49)
23M → 24M
11:13 | 11:13/mi
40K
4:38:01
24.85 mi
Rank: #26724 (+58)
24M → 40K
9:43 | 11:22/mi
25.2M
4:42:07
25.20 mi
Rank: #26694 (+30)
40K → 25.2M
4:06 | 11:54/mi
FINISH
4:53:04
26.22 mi
Rank: #26672 (+22)
25.2M → FINISH
10:57 | 10:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time2:26:26
Pace11:11 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time2:26:38
Pace11:12 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:56:4035:1811:2235:18
11:22
-
10K
6.21 mi12:31:331:10:1111:1834:53
11:14
-0:08
15K
9.32 mi13:05:441:44:2211:1234:11
11:01
-0:13
20K
12.43 mi13:40:322:19:1011:1234:48
11:13
+0:12
HALF
13.11 mi13:47:482:26:2611:117:16
10:40
-0:33
25K
15.53 mi14:14:342:53:1211:0926:46
11:03
+0:23
30K
18.64 mi14:49:213:27:5911:1034:47
11:12
+0:09
20M
20.00 mi15:04:233:43:0111:1015:02
11:05
-0:07
21M
21.00 mi15:16:223:55:0011:1211:59
11:59
+0:54
35K
21.75 mi15:24:354:03:1311:128:13
10:59
-1:00
23M
23.00 mi15:38:274:17:0511:1113:52
11:05
+0:06
24M
24.00 mi15:49:404:28:1811:1111:13
11:13
+0:08
40K
24.85 mi15:59:234:38:0111:129:43
11:22
+0:09
25.2M
25.20 mi16:03:294:42:0711:124:06
11:54
+0:32
FINISH
26.22 mi16:14:264:53:0411:1210:57
10:45
-1:09

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

10:40 /mi

Average Pace

11:11 /mi

Slowest Pace

11:59 /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

4:36:59

95% of race

Time at Steady Pace

16:05

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:11 /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 mi11:56:4035:1811:2235:18
11:22
#28401
10K
6.21 mi12:31:331:10:1111:1834:53
11:14
#28211
15K
9.32 mi13:05:441:44:2211:1234:11
11:01
#27962
20K
12.43 mi13:40:322:19:1011:1234:48
11:13
#27776
HALF
13.11 mi13:47:482:26:2611:117:16
10:40
#27731
25K
15.53 mi14:14:342:53:1211:0926:46
11:03
#27507
30K
18.64 mi14:49:213:27:5911:1034:47
11:12
#27218
20M
20.00 mi15:04:233:43:0111:1015:02
11:05
#27072
21M
21.00 mi15:16:223:55:0011:1211:59
11:59
#26993
35K
21.75 mi15:24:354:03:1311:128:13
10:59
#26934
23M
23.00 mi15:38:274:17:0511:1113:52
11:05
#26831
24M
24.00 mi15:49:404:28:1811:1111:13
11:13
#26782
40K
24.85 mi15:59:234:38:0111:129:43
11:22
#26724
25.2M
25.20 mi16:03:294:42:0711:124:06
11:54
#26694
FINISH
26.22 mi16:14:264:53:0411:1210:57
10:45
#26672
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi28401121551215527419(Top 94%)11558(Top 92%)11558(Top 202%)
10K6.21 mi3.10 mi28211+19012021+13412021+13427955(Top 96%)11893(Top 95%)11893(Top 208%)
15K9.32 mi3.11 mi27962+24911862+15911862+15927419(Top 94%)11558(Top 92%)11558(Top 202%)
20K12.43 mi3.11 mi27776+18611764+9811764+9827231(Top 94%)11443(Top 91%)11443(Top 200%)
HALF13.11 mi0.68 mi27731+4511738+2611738+2626940(Top 93%)11331(Top 90%)11331(Top 198%)
25K15.53 mi2.42 mi27507+22411610+12811610+12826391(Top 91%)11038(Top 88%)11038(Top 193%)
30K18.64 mi3.11 mi27218+28911460+15011460+15025703(Top 89%)10733(Top 85%)10733(Top 188%)
20M20.00 mi1.36 mi27072+14611396+6411396+6425062(Top 86%)10477(Top 83%)10477(Top 183%)
21M21.00 mi1.00 mi26993+7911350+4611350+4625062(Top 86%)10538(Top 84%)10538(Top 184%)
35K21.75 mi0.75 mi26934+5911326+2411326+2425256(Top 87%)10662(Top 85%)10662(Top 187%)
23M23.00 mi1.25 mi26831+10311275+5111275+5124671(Top 85%)10404(Top 83%)10404(Top 182%)
24M24.00 mi1.00 mi26782+4911258+1711258+1725498(Top 88%)10852(Top 86%)10852(Top 190%)
40K24.85 mi0.85 mi26724+5811234+2411234+2424904(Top 86%)10589(Top 84%)10589(Top 185%)
25.2M25.20 mi0.35 mi26694+3011225+911225+924292(Top 84%)10291(Top 82%)10291(Top 180%)
FINISH26.22 mi1.02 mi26672+2211219+611219+625623(Top 88%)10954(Top 87%)10954(Top 192%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21
+97ft-345ft

Overall

27419

Females

11558

F18-39

11558

5K→10K

3.1 - 6.2 mi

Top 96%
×5
+79ft-138ft

Overall

27955

Females

11893

F18-39

11893

10K→15K

6.2 - 9.3 mi

Top 94%
×3
+67ft-78ft

Overall

27419

Females

11558

F18-39

11558

15K→20K

9.3 - 12.4 mi

Top 94%
×5
+106ft-86ft

Overall

27231

Females

11443

F18-39

11443

20K→HALF

12.4 - 13.1 mi

Top 93%
×2
+19ft-37ft

Overall

26940

Females

11331

F18-39

11331

HALF→25K

13.1 - 15.5 mi

Top 91%
×4
+66ft-88ft

Overall

26391

Females

11038

F18-39

11038

25K→30K

15.5 - 18.6 mi

Top 89%
×9
+181ft-148ft

Overall

25703

Females

10733

F18-39

10733

30K→20M

18.6 - 20.0 mi

Top 86%
×5
+64ft-50ft

Overall

25062

Females

10477

F18-39

10477

20M→21M

20.0 - 21.0 mi

Top 86%
×8
+106ft-24ft

Overall

25062

Females

10538

F18-39

10538

21M→35K

21.0 - 21.8 mi

Top 87%
×7
+17ft-86ft

Overall

25256

Females

10662

F18-39

10662

35K→23M

21.8 - 23.0 mi

Top 85%
×5
+23ft-63ft

Overall

24671

Females

10404

F18-39

10404

23M→24M

23.0 - 24.0 mi

Top 88%
×6
+12ft-82ft

Overall

25498

Females

10852

F18-39

10852

24M→40K

24.0 - 24.9 mi

Top 86%
×1
+6ft-20ft

Overall

24904

Females

10589

F18-39

10589

40K→25.2M

24.9 - 25.2 mi

Top 84%
×1
+13ft-16ft

Overall

24292

Females

10291

F18-39

10291

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
×2
+22ft-21ft

Overall

25623

Females

10954

F18-39

10954

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1856*
Passed By
127
Net Change
+1729
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28401
5K → 10K226*36+190#28401#28211
10K → 15K261*12+249#28211#27962
15K → 20K20014+186#27962#27776
20K → HALF461+45#27776#27731
HALF → 25K228*4+224#27731#27507
25K → 30K290*1+289#27507#27218
30K → 20M1471+146#27218#27072
20M → 21M867+79#27072#26993
21M → 35K623+59#26993#26934
35K → 23M1085+103#26934#26831
23M → 24M567+49#26831#26782
24M → 40K646+58#26782#26724
40K → 25.2M366+30#26724#26694
25.2M → FINISH4624+22#26694#26672
TOTALS1856*127+1729

* 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