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BOSTON MARATHON 2026

Margaret Gouldin

Bib: 15608•F

VA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 29%
Gender (Female)
#0 / 12578
Top 12%
Age Group (F18-39)
#0 / 5716
Top 23%
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
22:18
3.11 mi
Rank: #9995
Start → 5K
22:18 | 7:11/mi
10K
44:07
6.21 mi
Rank: #9349 (+646)
5K → 10K
21:49 | 7:02/mi
15K
1:05:48
9.32 mi
Rank: #9005 (+344)
10K → 15K
21:41 | 6:59/mi
20K
1:27:41
12.43 mi
Rank: #8774 (+231)
15K → 20K
21:53 | 7:03/mi
HALF
1:32:23
13.11 mi
Rank: #8709 (+65)
20K → HALF
4:42 | 6:54/mi
25K
1:49:26
15.53 mi
Rank: #8488 (+221)
HALF → 25K
17:03 | 7:02/mi
30K
2:12:06
18.64 mi
Rank: #8337 (+151)
25K → 30K
22:40 | 7:18/mi
20M
2:21:59
20.00 mi
Rank: #8215 (+122)
30K → 20M
9:53 | 7:17/mi
21M
2:29:52
21.00 mi
Rank: #8224 (-9)
20M → 21M
7:53 | 7:53/mi
35K
2:35:14
21.75 mi
Rank: #8209 (+15)
21M → 35K
5:22 | 7:11/mi
23M
2:44:37
23.00 mi
Rank: #8184 (+25)
35K → 23M
9:23 | 7:30/mi
24M
2:52:02
24.00 mi
Rank: #8197 (-13)
23M → 24M
7:25 | 7:25/mi
40K
2:58:39
24.85 mi
Rank: #8262 (-65)
24M → 40K
6:37 | 7:45/mi
25.2M
3:01:36
25.20 mi
Rank: #8307 (-45)
40K → 25.2M
2:57 | 8:34/mi
FINISH
3:09:21
26.22 mi
Rank: #8416 (-109)
25.2M → FINISH
7:45 | 7:37/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:23
Pace7:03 /mi
2nd Half
Distance13.11 mi
Time1:36:58
Pace7:24 /mi
📊Positive Split: 5.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:0722:187:1122:18
7:11
-
10K
6.21 mi11:15:5644:077:0621:49
7:02
-0:09
15K
9.32 mi11:37:371:05:487:0421:41
6:59
-0:03
20K
12.43 mi11:59:301:27:417:0421:53
7:03
+0:04
HALF
13.11 mi12:04:121:32:237:034:42
6:54
-0:09
25K
15.53 mi12:21:151:49:267:0317:03
7:02
+0:08
30K
18.64 mi12:43:552:12:067:0622:40
7:18
+0:16
20M
20.00 mi12:53:482:21:597:069:53
7:17
-0:01
21M
21.00 mi13:01:412:29:527:097:53
7:53
+0:36
35K
21.75 mi13:07:032:35:147:095:22
7:11
-0:42
23M
23.00 mi13:16:262:44:377:109:23
7:30
+0:19
24M
24.00 mi13:23:512:52:027:117:25
7:25
-0:05
40K
24.85 mi13:30:282:58:397:126:37
7:45
+0:20
25.2M
25.20 mi13:33:253:01:367:132:57
8:34
+0:49
FINISH
26.22 mi13:41:103:09:217:147:45
7:37
-0:57

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

6:54 /mi

Average Pace

7:14 /mi

Slowest Pace

8:34 /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

1:27:08

46% of race

Time at Steady Pace

1:07:38

36% of race

Time at Slower Pace

34:35

18% of race

Average Pace: 7:13 /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 mi10:54:0722:187:1122:18
7:11
#9995
10K
6.21 mi11:15:5644:077:0621:49
7:02
#9349
15K
9.32 mi11:37:371:05:487:0421:41
6:59
#9005
20K
12.43 mi11:59:301:27:417:0421:53
7:03
#8774
HALF
13.11 mi12:04:121:32:237:034:42
6:54
#8709
25K
15.53 mi12:21:151:49:267:0317:03
7:02
#8488
30K
18.64 mi12:43:552:12:067:0622:40
7:18
#8337
20M
20.00 mi12:53:482:21:597:069:53
7:17
#8215
21M
21.00 mi13:01:412:29:527:097:53
7:53
#8224
35K
21.75 mi13:07:032:35:147:095:22
7:11
#8209
23M
23.00 mi13:16:262:44:377:109:23
7:30
#8184
24M
24.00 mi13:23:512:52:027:117:25
7:25
#8197
40K
24.85 mi13:30:282:58:397:126:37
7:45
#8262
25.2M
25.20 mi13:33:253:01:367:132:57
8:34
#8307
FINISH
26.22 mi13:41:103:09:217:147:45
7:37
#8416
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 mi9995187418748454(Top 29%)1287(Top 10%)1287(Top 23%)
10K6.21 mi3.10 mi9349+6461571+3031571+3038859(Top 31%)1423(Top 11%)1423(Top 25%)
15K9.32 mi3.11 mi9005+3441459+1121459+1128454(Top 29%)1287(Top 10%)1287(Top 23%)
20K12.43 mi3.11 mi8774+2311391+681391+688186(Top 28%)1214(Top 10%)1214(Top 21%)
HALF13.11 mi0.68 mi8709+651377+141377+147980(Top 27%)1127(Top 9%)1127(Top 20%)
25K15.53 mi2.42 mi8488+2211305+721305+727636(Top 26%)1077(Top 9%)1077(Top 19%)
30K18.64 mi3.11 mi8337+1511284+211284+218067(Top 28%)1397(Top 11%)1397(Top 24%)
20M20.00 mi1.36 mi8215+1221260+241260+247509(Top 26%)1282(Top 10%)1282(Top 22%)
21M21.00 mi1.00 mi8224-91286-261286-269120(Top 31%)2079(Top 17%)2079(Top 36%)
35K21.75 mi0.75 mi8209+151296-101296-108386(Top 29%)1723(Top 14%)1723(Top 30%)
23M23.00 mi1.25 mi8184+251319-231319-238880(Top 31%)2036(Top 16%)2036(Top 36%)
24M24.00 mi1.00 mi8197-131353-341353-349480(Top 33%)2396(Top 19%)2396(Top 42%)
40K24.85 mi0.85 mi8262-651408-551408-5510605(Top 37%)3045(Top 24%)3045(Top 53%)
25.2M25.20 mi0.35 mi8307-451441-331441-3311990(Top 41%)3820(Top 30%)3820(Top 67%)
FINISH26.22 mi1.02 mi8416-1091516-751516-7512269(Top 42%)3998(Top 32%)3998(Top 70%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 29%
×21
+97ft-345ft

Overall

8454

Females

1287

F18-39

1287

5K→10K

3.1 - 6.2 mi

Top 31%
×5
+79ft-138ft

Overall

8859

Females

1423

F18-39

1423

10K→15K

6.2 - 9.3 mi

Top 29%
×3
+67ft-78ft

Overall

8454

Females

1287

F18-39

1287

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8186

Females

1214

F18-39

1214

20K→HALF

12.4 - 13.1 mi

Top 27%
×2
+19ft-37ft

Overall

7980

Females

1127

F18-39

1127

HALF→25K

13.1 - 15.5 mi

Top 26%
×4
+66ft-88ft

Overall

7636

Females

1077

F18-39

1077

25K→30K

15.5 - 18.6 mi

Top 28%
×9
+181ft-148ft

Overall

8067

Females

1397

F18-39

1397

30K→20M

18.6 - 20.0 mi

Top 26%
×5
+64ft-50ft

Overall

7509

Females

1282

F18-39

1282

20M→21M

20.0 - 21.0 mi

Top 31%
×8
+106ft-24ft

Overall

9120

Females

2079

F18-39

2079

21M→35K

21.0 - 21.8 mi

Top 29%
×7
+17ft-86ft

Overall

8386

Females

1723

F18-39

1723

35K→23M

21.8 - 23.0 mi

Top 31%
×5
+23ft-63ft

Overall

8880

Females

2036

F18-39

2036

23M→24M

23.0 - 24.0 mi

Top 33%
×6
+12ft-82ft

Overall

9480

Females

2396

F18-39

2396

24M→40K

24.0 - 24.9 mi

Top 37%
×1
+6ft-20ft

Overall

10605

Females

3045

F18-39

3045

40K→25.2M

24.9 - 25.2 mi

Top 41%
×1
+13ft-16ft

Overall

11990

Females

3820

F18-39

3820

25.2M→FINISH

25.2 - 26.2 mi

Top 42%
×2
+22ft-21ft

Overall

12269

Females

3998

F18-39

3998

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2396
Passed By
817
Net Change
+1579
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9995
5K → 10K70357+646#9995#9349
10K → 15K37329+344#9349#9005
15K → 20K25827+231#9005#8774
20K → HALF705+65#8774#8709
HALF → 25K23110+221#8709#8488
25K → 30K22877+151#8488#8337
30K → 20M14725+122#8337#8215
20M → 21M7079-9#8215#8224
21M → 35K5338+15#8224#8209
35K → 23M9368+25#8209#8184
23M → 24M6477-13#8184#8197
24M → 40K41106-65#8197#8262
40K → 25.2M2570-45#8262#8307
25.2M → FINISH40149-109#8307#8416
TOTALS2396817+1579
📊

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