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BOSTON MARATHON 2026

Haley Alexander

Bib: 13235•F

KS

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 28%
Gender (Female)
#0 / 12578
Top 11%
Age Group (F18-39)
#0 / 5716
Top 20%
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
21:00
3.11 mi
Rank: #6486
Start → 5K
21:00 | 6:46/mi
10K
41:56
6.21 mi
Rank: #6405 (+81)
5K → 10K
20:56 | 6:45/mi
15K
1:03:04
9.32 mi
Rank: #6516 (-111)
10K → 15K
21:08 | 6:49/mi
20K
1:24:55
12.43 mi
Rank: #6972 (-456)
15K → 20K
21:51 | 7:02/mi
HALF
1:29:40
13.11 mi
Rank: #7072 (-100)
20K → HALF
4:45 | 6:59/mi
25K
1:46:56
15.53 mi
Rank: #7275 (-203)
HALF → 25K
17:16 | 7:08/mi
30K
2:10:01
18.64 mi
Rank: #7540 (-265)
25K → 30K
23:05 | 7:26/mi
20M
2:20:18
20.00 mi
Rank: #7616 (-76)
30K → 20M
10:17 | 7:35/mi
21M
2:28:26
21.00 mi
Rank: #7724 (-108)
20M → 21M
8:08 | 8:08/mi
35K
2:33:56
21.75 mi
Rank: #7764 (-40)
21M → 35K
5:30 | 7:22/mi
23M
2:43:36
23.00 mi
Rank: #7850 (-86)
35K → 23M
9:40 | 7:44/mi
24M
2:51:06
24.00 mi
Rank: #7904 (-54)
23M → 24M
7:30 | 7:30/mi
40K
2:57:41
24.85 mi
Rank: #7929 (-25)
24M → 40K
6:35 | 7:42/mi
25.2M
3:00:34
25.20 mi
Rank: #7962 (-33)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:08:14
26.22 mi
Rank: #8071 (-109)
25.2M → FINISH
7:40 | 7:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:40
Pace6:51 /mi
2nd Half
Distance13.11 mi
Time1:38:34
Pace7:32 /mi
📊Positive Split: 9.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4321:006:4621:00
6:46
-
10K
6.21 mi11:10:3941:566:4520:56
6:45
-0:01
15K
9.32 mi11:31:471:03:046:4621:08
6:49
+0:04
20K
12.43 mi11:53:381:24:556:5021:51
7:02
+0:13
HALF
13.11 mi11:58:231:29:406:514:45
6:59
-0:03
25K
15.53 mi12:15:391:46:566:5417:16
7:08
+0:09
30K
18.64 mi12:38:442:10:016:5923:05
7:26
+0:18
20M
20.00 mi12:49:012:20:187:0110:17
7:35
+0:09
21M
21.00 mi12:57:092:28:267:058:08
8:08
+0:33
35K
21.75 mi13:02:392:33:567:055:30
7:22
-0:46
23M
23.00 mi13:12:192:43:367:079:40
7:44
+0:22
24M
24.00 mi13:19:492:51:067:087:30
7:30
-0:14
40K
24.85 mi13:26:242:57:417:096:35
7:42
+0:12
25.2M
25.20 mi13:29:173:00:347:102:53
8:22
+0:40
FINISH
26.22 mi13:36:573:08:147:127:40
7:32
-0:50

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

6:45 /mi

Average Pace

7:11 /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

1:46:56

57% of race

Time at Steady Pace

54:02

29% of race

Time at Slower Pace

27:16

14% of race

Average Pace: 7:11 /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 mi10:49:4321:006:4621:00
6:46
#6486
10K
6.21 mi11:10:3941:566:4520:56
6:45
#6405
15K
9.32 mi11:31:471:03:046:4621:08
6:49
#6516
20K
12.43 mi11:53:381:24:556:5021:51
7:02
#6972
HALF
13.11 mi11:58:231:29:406:514:45
6:59
#7072
25K
15.53 mi12:15:391:46:566:5417:16
7:08
#7275
30K
18.64 mi12:38:442:10:016:5923:05
7:26
#7540
20M
20.00 mi12:49:012:20:187:0110:17
7:35
#7616
21M
21.00 mi12:57:092:28:267:058:08
8:08
#7724
35K
21.75 mi13:02:392:33:567:055:30
7:22
#7764
23M
23.00 mi13:12:192:43:367:079:40
7:44
#7850
24M
24.00 mi13:19:492:51:067:087:30
7:30
#7904
40K
24.85 mi13:26:242:57:417:096:35
7:42
#7929
25.2M
25.20 mi13:29:173:00:347:102:53
8:22
#7962
FINISH
26.22 mi13:36:573:08:147:127:40
7:32
#8071
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 mi64866316316874(Top 24%)771(Top 6%)771(Top 13%)
10K6.21 mi3.10 mi6405+81619+12619+126374(Top 22%)621(Top 5%)621(Top 11%)
15K9.32 mi3.11 mi6516-111655-36655-366874(Top 24%)771(Top 6%)771(Top 13%)
20K12.43 mi3.11 mi6972-456793-138793-1388110(Top 28%)1185(Top 9%)1185(Top 21%)
HALF13.11 mi0.68 mi7072-100819-26819-268502(Top 29%)1305(Top 10%)1305(Top 23%)
25K15.53 mi2.42 mi7275-203887-68887-688282(Top 29%)1350(Top 11%)1350(Top 24%)
30K18.64 mi3.11 mi7540-265987-100987-1009086(Top 31%)1837(Top 15%)1837(Top 32%)
20M20.00 mi1.36 mi7616-761029-421029-429609(Top 33%)2189(Top 17%)2189(Top 38%)
21M21.00 mi1.00 mi7724-1081083-541083-5410778(Top 37%)2868(Top 23%)2868(Top 50%)
35K21.75 mi0.75 mi7764-401122-391122-399738(Top 34%)2347(Top 19%)2347(Top 41%)
23M23.00 mi1.25 mi7850-861187-651187-6510465(Top 36%)2833(Top 23%)2833(Top 50%)
24M24.00 mi1.00 mi7904-541228-411228-4110083(Top 35%)2690(Top 21%)2690(Top 47%)
40K24.85 mi0.85 mi7929-251265-371265-3710321(Top 36%)2895(Top 23%)2895(Top 51%)
25.2M25.20 mi0.35 mi7962-331291-261291-2610723(Top 37%)3164(Top 25%)3164(Top 55%)
FINISH26.22 mi1.02 mi8071-1091371-801371-8011608(Top 40%)3642(Top 29%)3642(Top 64%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21
+97ft-345ft

Overall

6874

Females

771

F18-39

771

5K→10K

3.1 - 6.2 mi

Top 22%
×5
+79ft-138ft

Overall

6374

Females

621

F18-39

621

10K→15K

6.2 - 9.3 mi

Top 24%
×3
+67ft-78ft

Overall

6874

Females

771

F18-39

771

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8110

Females

1185

F18-39

1185

20K→HALF

12.4 - 13.1 mi

Top 29%
×2
+19ft-37ft

Overall

8502

Females

1305

F18-39

1305

HALF→25K

13.1 - 15.5 mi

Top 29%
×4
+66ft-88ft

Overall

8282

Females

1350

F18-39

1350

25K→30K

15.5 - 18.6 mi

Top 31%
×9
+181ft-148ft

Overall

9086

Females

1837

F18-39

1837

30K→20M

18.6 - 20.0 mi

Top 33%
×5
+64ft-50ft

Overall

9609

Females

2189

F18-39

2189

20M→21M

20.0 - 21.0 mi

Top 37%
×8
+106ft-24ft

Overall

10778

Females

2868

F18-39

2868

21M→35K

21.0 - 21.8 mi

Top 34%
×7
+17ft-86ft

Overall

9738

Females

2347

F18-39

2347

35K→23M

21.8 - 23.0 mi

Top 36%
×5
+23ft-63ft

Overall

10465

Females

2833

F18-39

2833

23M→24M

23.0 - 24.0 mi

Top 35%
×6
+12ft-82ft

Overall

10083

Females

2690

F18-39

2690

24M→40K

24.0 - 24.9 mi

Top 36%
×1
+6ft-20ft

Overall

10321

Females

2895

F18-39

2895

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10723

Females

3164

F18-39

3164

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11608

Females

3642

F18-39

3642

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
899
Passed By
2484
Net Change
-1585
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6486
5K → 10K235154+81#6486#6405
10K → 15K95206-111#6405#6516
15K → 20K58514-456#6516#6972
20K → HALF8108-100#6972#7072
HALF → 25K60263-203#7072#7275
25K → 30K69334-265#7275#7540
30K → 20M53129-76#7540#7616
20M → 21M39147-108#7616#7724
21M → 35K3777-40#7724#7764
35K → 23M67153-86#7764#7850
23M → 24M47101-54#7850#7904
24M → 40K6590-25#7904#7929
40K → 25.2M1952-33#7929#7962
25.2M → FINISH47156-109#7962#8071
TOTALS8992484-1585
📊

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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Export & Support

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing