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BOSTON MARATHON 2026

Alexandra Leclair

Bib: 28434•F

MA

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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
37:35
3.11 mi
Rank: #28832
Start → 5K
37:35 | 12:06/mi
10K
1:20:00
6.21 mi
Rank: #28957 (-125)
5K → 10K
42:25 | 13:40/mi
15K
2:07:37
9.32 mi
Rank: #29002 (-45)
10K → 15K
47:37 | 15:20/mi
20K
2:54:52
12.43 mi
Rank: #29008 (-6)
15K → 20K
47:15 | 15:13/mi
HALF
3:04:22
13.11 mi
Rank: #29007 (+1)
20K → HALF
9:30 | 13:57/mi
25K
3:40:11
15.53 mi
Rank: #29002 (+5)
HALF → 25K
35:49 | 14:47/mi
30K
4:22:39
18.64 mi
Rank: #28990 (+12)
25K → 30K
42:28 | 13:41/mi
20M
4:41:13
20.00 mi
Rank: #28983 (+7)
30K → 20M
18:34 | 13:41/mi
21M
4:55:48
21.00 mi
Rank: #28977 (+6)
20M → 21M
14:35 | 14:35/mi
35K
5:06:22
21.75 mi
Rank: #28975 (+2)
21M → 35K
10:34 | 14:08/mi
23M
5:22:34
23.00 mi
Rank: #28964 (+11)
35K → 23M
16:12 | 12:57/mi
24M
5:37:26
24.00 mi
Rank: #28966 (-2)
23M → 24M
14:52 | 14:52/mi
40K
5:48:53
24.85 mi
Rank: #28964 (+2)
24M → 40K
11:27 | 13:24/mi
25.2M
5:52:54
25.20 mi
Rank: #28950 (+14)
40K → 25.2M
4:01 | 11:39/mi
FINISH
6:04:14
26.22 mi
Rank: #28940 (+10)
25.2M → FINISH
11:20 | 11:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time3:04:22
Pace14:04 /mi
2nd Half✓ Faster
Distance13.11 mi
Time2:59:52
Pace13:44 /mi
📊Negative Split: 2.4% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:00:3937:3512:0637:35
12:06
-
10K
6.21 mi12:43:041:20:0012:5342:25
13:40
+1:34
15K
9.32 mi13:30:412:07:3713:4247:37
15:20
+1:40
20K
12.43 mi14:17:562:54:5214:0547:15
15:13
-0:07
HALF
13.11 mi14:27:263:04:2214:049:30
13:57
-1:16
25K
15.53 mi15:03:153:40:1114:1135:49
14:47
+0:50
30K
18.64 mi15:45:434:22:3914:0642:28
13:41
-1:06
20M
20.00 mi16:04:174:41:1314:0418:34
13:41
0:00
21M
21.00 mi16:18:524:55:4814:0614:35
14:35
+0:54
35K
21.75 mi16:29:265:06:2214:0610:34
14:08
-0:27
23M
23.00 mi16:45:385:22:3414:0216:12
12:57
-1:11
24M
24.00 mi17:00:305:37:2614:0414:52
14:52
+1:55
40K
24.85 mi17:11:575:48:5314:0311:27
13:24
-1:28
25.2M
25.20 mi17:15:585:52:5414:014:01
11:39
-1:45
FINISH
26.22 mi17:27:186:04:1413:5511:20
11:08
-0:31

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

11:08 /mi

Average Pace

13:54 /mi

Slowest Pace

15:20 /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

1:09:08

19% of race

Time at Steady Pace

2:14:58

37% of race

Time at Slower Pace

2:40:08

44% of race

Average Pace: 13:53 /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

Enhanced split table showing pace trends through mini sparkline visualizations.

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi12:00:3937:3512:0637:35
12:06
#28832
10K
6.21 mi12:43:041:20:0012:5342:25
13:40
#28957
15K
9.32 mi13:30:412:07:3713:4247:37
15:20
#29002
20K
12.43 mi14:17:562:54:5214:0547:15
15:13
#29008
HALF
13.11 mi14:27:263:04:2214:049:30
13:57
#29007
25K
15.53 mi15:03:153:40:1114:1135:49
14:47
#29002
30K
18.64 mi15:45:434:22:3914:0642:28
13:41
#28990
20M
20.00 mi16:04:174:41:1314:0418:34
13:41
#28983
21M
21.00 mi16:18:524:55:4814:0614:35
14:35
#28977
35K
21.75 mi16:29:265:06:2214:0610:34
14:08
#28975
23M
23.00 mi16:45:385:22:3414:0216:12
12:57
#28964
24M
24.00 mi17:00:305:37:2614:0414:52
14:52
#28966
40K
24.85 mi17:11:575:48:5314:0311:27
13:24
#28964
25.2M
25.20 mi17:15:585:52:5414:014:01
11:39
#28950
FINISH
26.22 mi17:27:186:04:1413:5511:20
11:08
#28940
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

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 mi28832124491244929016(Top 100%)12576(Top 100%)12576(Top 220%)
10K6.21 mi3.10 mi28957-12512540-9112540-9128993(Top 100%)12566(Top 100%)12566(Top 220%)
15K9.32 mi3.11 mi29002-4512569-2912569-2929016(Top 100%)12576(Top 100%)12576(Top 220%)
20K12.43 mi3.11 mi29008-612574-512574-528995(Top 100%)12568(Top 100%)12568(Top 220%)
HALF13.11 mi0.68 mi29007+112573+112573+128915(Top 100%)12528(Top 100%)12528(Top 219%)
25K15.53 mi2.42 mi29002+512570+312570+328887(Top 100%)12500(Top 99%)12500(Top 219%)
30K18.64 mi3.11 mi28990+1212562+812562+828176(Top 97%)12114(Top 96%)12114(Top 212%)
20M20.00 mi1.36 mi28983+712557+512557+527914(Top 96%)11996(Top 95%)11996(Top 210%)
21M21.00 mi1.00 mi28977+612554+312554+327789(Top 96%)11952(Top 95%)11952(Top 209%)
35K21.75 mi0.75 mi28975+2125541255428414(Top 98%)12301(Top 98%)12301(Top 215%)
23M23.00 mi1.25 mi28964+1112552+212552+227263(Top 94%)11714(Top 93%)11714(Top 205%)
24M24.00 mi1.00 mi28966-212553-112553-128686(Top 99%)12446(Top 99%)12446(Top 218%)
40K24.85 mi0.85 mi28964+212551+212551+227415(Top 94%)11825(Top 94%)11825(Top 207%)
25.2M25.20 mi0.35 mi28950+1412544+712544+723844(Top 82%)10069(Top 80%)10069(Top 176%)
FINISH26.22 mi1.02 mi28940+1012539+512539+526313(Top 91%)11304(Top 90%)11304(Top 198%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 100%
×21
+97ft-345ft

Overall

29016

Females

12576

F18-39

12576

5K→10K

3.1 - 6.2 mi

Top 100%
×5
+79ft-138ft

Overall

28993

Females

12566

F18-39

12566

10K→15K

6.2 - 9.3 mi

Top 100%
×3
+67ft-78ft

Overall

29016

Females

12576

F18-39

12576

15K→20K

9.3 - 12.4 mi

Top 100%
×5
+106ft-86ft

Overall

28995

Females

12568

F18-39

12568

20K→HALF

12.4 - 13.1 mi

Top 100%
×2
+19ft-37ft

Overall

28915

Females

12528

F18-39

12528

HALF→25K

13.1 - 15.5 mi

Top 100%
×4
+66ft-88ft

Overall

28887

Females

12500

F18-39

12500

25K→30K

15.5 - 18.6 mi

Top 97%
×9
+181ft-148ft

Overall

28176

Females

12114

F18-39

12114

30K→20M

18.6 - 20.0 mi

Top 96%
×5
+64ft-50ft

Overall

27914

Females

11996

F18-39

11996

20M→21M

20.0 - 21.0 mi

Top 96%
×8
+106ft-24ft

Overall

27789

Females

11952

F18-39

11952

21M→35K

21.0 - 21.8 mi

Top 98%
×7
+17ft-86ft

Overall

28414

Females

12301

F18-39

12301

35K→23M

21.8 - 23.0 mi

Top 94%
×5
+23ft-63ft

Overall

27263

Females

11714

F18-39

11714

23M→24M

23.0 - 24.0 mi

Top 99%
×6
+12ft-82ft

Overall

28686

Females

12446

F18-39

12446

24M→40K

24.0 - 24.9 mi

Top 94%
×1
+6ft-20ft

Overall

27415

Females

11825

F18-39

11825

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23844

Females

10069

F18-39

10069

25.2M→FINISH

25.2 - 26.2 mi

Top 91%
×2
+22ft-21ft

Overall

26313

Females

11304

F18-39

11304

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
80
Passed By
188
Net Change
-108
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#28832
5K → 10K2127-125#28832#28957
10K → 15K146-45#28957#29002
15K → 20K17-6#29002#29008
20K → HALF10+1#29008#29007
HALF → 25K50+5#29007#29002
25K → 30K131+12#29002#28990
30K → 20M70+7#28990#28983
20M → 21M60+6#28983#28977
21M → 35K42+2#28977#28975
35K → 23M110+11#28975#28964
23M → 24M24-2#28964#28966
24M → 40K31+2#28966#28964
40K → 25.2M140+14#28964#28950
25.2M → FINISH100+10#28950#28940
TOTALS80188-108
📊

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