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BOSTON MARATHON 2026

Heather Westgaard

Bib: 21457•F

CA

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 45%
Gender (Female)
#0 / 12578
Top 30%
Masters (Masters Women)
#0 / 6862
Top 14%
Age Group (F45-49)
#0 / 1786
Top 15%
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
24:05
3.11 mi
Rank: #15017
Start → 5K
24:05 | 7:46/mi
10K
47:57
6.21 mi
Rank: #14771 (+246)
5K → 10K
23:52 | 7:41/mi
15K
1:11:52
9.32 mi
Rank: #14638 (+133)
10K → 15K
23:55 | 7:42/mi
20K
1:36:00
12.43 mi
Rank: #14509 (+129)
15K → 20K
24:08 | 7:47/mi
HALF
1:41:12
13.11 mi
Rank: #14501 (+8)
20K → HALF
5:12 | 7:38/mi
25K
2:00:12
15.53 mi
Rank: #14412 (+89)
HALF → 25K
19:00 | 7:51/mi
30K
2:24:44
18.64 mi
Rank: #14049 (+363)
25K → 30K
24:32 | 7:54/mi
20M
2:35:34
20.00 mi
Rank: #13908 (+141)
30K → 20M
10:50 | 7:59/mi
21M
2:43:50
21.00 mi
Rank: #13749 (+159)
20M → 21M
8:16 | 8:16/mi
35K
2:49:27
21.75 mi
Rank: #13627 (+122)
21M → 35K
5:37 | 7:31/mi
23M
2:59:17
23.00 mi
Rank: #13468 (+159)
35K → 23M
9:50 | 7:52/mi
24M
3:06:44
24.00 mi
Rank: #13276 (+192)
23M → 24M
7:27 | 7:27/mi
40K
3:13:19
24.85 mi
Rank: #13157 (+119)
24M → 40K
6:35 | 7:42/mi
25.2M
3:16:12
25.20 mi
Rank: #13114 (+43)
40K → 25.2M
2:53 | 8:22/mi
FINISH
3:23:47
26.22 mi
Rank: #13000 (+114)
25.2M → FINISH
7:35 | 7:27/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:41:12
Pace7:44 /mi
2nd Half
Distance13.11 mi
Time1:42:35
Pace7:50 /mi
📊Positive Split: 1.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2824:057:4624:05
7:46
-
10K
6.21 mi11:49:2047:577:4423:52
7:41
-0:05
15K
9.32 mi12:13:151:11:527:4323:55
7:42
+0:01
20K
12.43 mi12:37:231:36:007:4424:08
7:47
+0:05
HALF
13.11 mi12:42:351:41:127:445:12
7:38
-0:09
25K
15.53 mi13:01:352:00:127:4519:00
7:51
+0:13
30K
18.64 mi13:26:072:24:447:4624:32
7:54
+0:03
20M
20.00 mi13:36:572:35:347:4710:50
7:59
+0:05
21M
21.00 mi13:45:132:43:507:498:16
8:16
+0:17
35K
21.75 mi13:50:502:49:277:485:37
7:31
-0:45
23M
23.00 mi14:00:402:59:177:489:50
7:52
+0:21
24M
24.00 mi14:08:073:06:447:477:27
7:27
-0:25
40K
24.85 mi14:14:423:13:197:476:35
7:42
+0:15
25.2M
25.20 mi14:17:353:16:127:482:53
8:22
+0:40
FINISH
26.22 mi14:25:103:23:477:477:35
7:27
-0:55

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

7:27 /mi

Average Pace

7:47 /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

3:12:38

95% of race

Time at Steady Pace

11:09

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:46 /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 mi11:25:2824:057:4624:05
7:46
#15017
10K
6.21 mi11:49:2047:577:4423:52
7:41
#14771
15K
9.32 mi12:13:151:11:527:4323:55
7:42
#14638
20K
12.43 mi12:37:231:36:007:4424:08
7:47
#14509
HALF
13.11 mi12:42:351:41:127:445:12
7:38
#14501
25K
15.53 mi13:01:352:00:127:4519:00
7:51
#14412
30K
18.64 mi13:26:072:24:447:4624:32
7:54
#14049
20M
20.00 mi13:36:572:35:347:4710:50
7:59
#13908
21M
21.00 mi13:45:132:43:507:498:16
8:16
#13749
35K
21.75 mi13:50:502:49:277:485:37
7:31
#13627
23M
23.00 mi14:00:402:59:177:489:50
7:52
#13468
24M
24.00 mi14:08:073:06:447:477:27
7:27
#13276
40K
24.85 mi14:14:423:13:197:476:35
7:42
#13157
25.2M
25.20 mi14:17:353:16:127:482:53
8:22
#13114
FINISH
26.22 mi14:25:103:23:477:477:35
7:27
#13000
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi150174694469414531(Top 50%)4458(Top 35%)4458(Top 250%)
10K6.21 mi3.10 mi14771+2464561+1334561+13314604(Top 50%)4456(Top 35%)4456(Top 249%)
15K9.32 mi3.11 mi14638+1334509+524509+5214531(Top 50%)4458(Top 35%)4458(Top 250%)
20K12.43 mi3.11 mi14509+1294436+734436+7314278(Top 49%)4368(Top 35%)4368(Top 245%)
HALF13.11 mi0.68 mi14501+84428+84428+814149(Top 49%)4233(Top 34%)4233(Top 237%)
25K15.53 mi2.42 mi14412+894409+194409+1914116(Top 49%)4354(Top 35%)4354(Top 244%)
30K18.64 mi3.11 mi14049+3634223+1864223+18612724(Top 44%)3700(Top 29%)3700(Top 207%)
20M20.00 mi1.36 mi13908+1414172+514172+5112680(Top 44%)3766(Top 30%)3766(Top 211%)
21M21.00 mi1.00 mi13749+1594107+654107+6511674(Top 40%)3356(Top 27%)3356(Top 188%)
35K21.75 mi0.75 mi13627+1224058+494058+4911003(Top 38%)3016(Top 24%)3016(Top 169%)
23M23.00 mi1.25 mi13468+1594000+584000+5811463(Top 39%)3334(Top 27%)3334(Top 187%)
24M24.00 mi1.00 mi13276+1923905+953905+959755(Top 34%)2565(Top 20%)2565(Top 144%)
40K24.85 mi0.85 mi13157+1193858+473858+4710372(Top 36%)2946(Top 23%)2946(Top 165%)
25.2M25.20 mi0.35 mi13114+433847+113847+1110822(Top 37%)3263(Top 26%)3263(Top 183%)
FINISH26.22 mi1.02 mi13000+1143816+313816+3111006(Top 38%)3359(Top 27%)3359(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21
+97ft-345ft

Overall

14531

Females

4458

F45-49

4458

5K→10K

3.1 - 6.2 mi

Top 50%
×5
+79ft-138ft

Overall

14604

Females

4456

F45-49

4456

10K→15K

6.2 - 9.3 mi

Top 50%
×3
+67ft-78ft

Overall

14531

Females

4458

F45-49

4458

15K→20K

9.3 - 12.4 mi

Top 49%
×5
+106ft-86ft

Overall

14278

Females

4368

F45-49

4368

20K→HALF

12.4 - 13.1 mi

Top 49%
×2
+19ft-37ft

Overall

14149

Females

4233

F45-49

4233

HALF→25K

13.1 - 15.5 mi

Top 49%
×4
+66ft-88ft

Overall

14116

Females

4354

F45-49

4354

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12724

Females

3700

F45-49

3700

30K→20M

18.6 - 20.0 mi

Top 44%
×5
+64ft-50ft

Overall

12680

Females

3766

F45-49

3766

20M→21M

20.0 - 21.0 mi

Top 40%
×8
+106ft-24ft

Overall

11674

Females

3356

F45-49

3356

21M→35K

21.0 - 21.8 mi

Top 38%
×7
+17ft-86ft

Overall

11003

Females

3016

F45-49

3016

35K→23M

21.8 - 23.0 mi

Top 39%
×5
+23ft-63ft

Overall

11463

Females

3334

F45-49

3334

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9755

Females

2565

F45-49

2565

24M→40K

24.0 - 24.9 mi

Top 36%
×1
+6ft-20ft

Overall

10372

Females

2946

F45-49

2946

40K→25.2M

24.9 - 25.2 mi

Top 37%
×1
+13ft-16ft

Overall

10822

Females

3263

F45-49

3263

25.2M→FINISH

25.2 - 26.2 mi

Top 38%
×2
+22ft-21ft

Overall

11006

Females

3359

F45-49

3359

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2740
Passed By
723
Net Change
+2017
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15017
5K → 10K440194+246#15017#14771
10K → 15K280147+133#14771#14638
15K → 20K22394+129#14638#14509
20K → HALF3527+8#14509#14501
HALF → 25K17788+89#14501#14412
25K → 30K40138+363#14412#14049
30K → 20M17837+141#14049#13908
20M → 21M17718+159#13908#13749
21M → 35K1264+122#13749#13627
35K → 23M18223+159#13627#13468
23M → 24M1986+192#13468#13276
24M → 40K13112+119#13276#13157
40K → 25.2M5411+43#13157#13114
25.2M → FINISH13824+114#13114#13000
TOTALS2740723+2017

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📊

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