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BOSTON MARATHON 2026

Emma Mulder

Bib: 16861•F

IN

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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
26:22
3.11 mi
Rank: #20017
Start → 5K
26:22 | 8:30/mi
10K
54:12
6.21 mi
Rank: #21461 (-1444)
5K → 10K
27:50 | 8:58/mi
15K
1:22:11
9.32 mi
Rank: #21863 (-402)
10K → 15K
27:59 | 9:01/mi
20K
1:50:59
12.43 mi
Rank: #22175 (-312)
15K → 20K
28:48 | 9:17/mi
HALF
1:57:16
13.11 mi
Rank: #22235 (-60)
20K → HALF
6:17 | 9:14/mi
25K
2:22:25
15.53 mi
Rank: #22995 (-760)
HALF → 25K
25:09 | 10:23/mi
30K
2:53:48
18.64 mi
Rank: #23085 (-90)
25K → 30K
31:23 | 10:07/mi
20M
3:07:34
20.00 mi
Rank: #23061 (+24)
30K → 20M
13:46 | 10:09/mi
21M
3:18:28
21.00 mi
Rank: #23023 (+38)
20M → 21M
10:54 | 10:54/mi
35K
3:25:49
21.75 mi
Rank: #23004 (+19)
21M → 35K
7:21 | 9:50/mi
23M
3:39:07
23.00 mi
Rank: #23038 (-34)
35K → 23M
13:18 | 10:38/mi
24M
3:48:30
24.00 mi
Rank: #22958 (+80)
23M → 24M
9:23 | 9:23/mi
40K
3:57:33
24.85 mi
Rank: #22950 (+8)
24M → 40K
9:03 | 10:36/mi
25.2M
4:00:57
25.20 mi
Rank: #22881 (+69)
40K → 25.2M
3:24 | 9:52/mi
FINISH
4:10:08
26.22 mi
Rank: #22806 (+75)
25.2M → FINISH
9:11 | 9:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:57:16
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:12:52
Pace10:09 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:0026:228:3026:22
8:30
-
10K
6.21 mi11:37:5054:128:4427:50
8:58
+0:28
15K
9.32 mi12:05:491:22:118:5027:59
9:01
+0:03
20K
12.43 mi12:34:371:50:598:5628:48
9:17
+0:16
HALF
13.11 mi12:40:541:57:168:576:17
9:14
-0:03
25K
15.53 mi13:06:032:22:259:1125:09
10:23
+1:09
30K
18.64 mi13:37:262:53:489:2031:23
10:07
-0:16
20M
20.00 mi13:51:123:07:349:2313:46
10:09
+0:02
21M
21.00 mi14:02:063:18:289:2810:54
10:54
+0:45
35K
21.75 mi14:09:273:25:499:287:21
9:50
-1:04
23M
23.00 mi14:22:453:39:079:3213:18
10:38
+0:48
24M
24.00 mi14:32:083:48:309:329:23
9:23
-1:15
40K
24.85 mi14:41:113:57:339:349:03
10:36
+1:13
25.2M
25.20 mi14:44:354:00:579:343:24
9:52
-0:44
FINISH
26.22 mi14:53:464:10:089:339:11
9:01
-0:51

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

8:30 /mi

Average Pace

9:33 /mi

Slowest Pace

10:54 /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

2:15:50

54% of race

Time at Steady Pace

55:54

22% of race

Time at Slower Pace

58:24

23% of race

Average Pace: 9:32 /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 mi11:10:0026:228:3026:22
8:30
#20017
10K
6.21 mi11:37:5054:128:4427:50
8:58
#21461
15K
9.32 mi12:05:491:22:118:5027:59
9:01
#21863
20K
12.43 mi12:34:371:50:598:5628:48
9:17
#22175
HALF
13.11 mi12:40:541:57:168:576:17
9:14
#22235
25K
15.53 mi13:06:032:22:259:1125:09
10:23
#22995
30K
18.64 mi13:37:262:53:489:2031:23
10:07
#23085
20M
20.00 mi13:51:123:07:349:2313:46
10:09
#23061
21M
21.00 mi14:02:063:18:289:2810:54
10:54
#23023
35K
21.75 mi14:09:273:25:499:287:21
9:50
#23004
23M
23.00 mi14:22:453:39:079:3213:18
10:38
#23038
24M
24.00 mi14:32:083:48:309:329:23
9:23
#22958
40K
24.85 mi14:41:113:57:339:349:03
10:36
#22950
25.2M
25.20 mi14:44:354:00:579:343:24
9:52
#22881
FINISH
26.22 mi14:53:464:10:089:339:11
9:01
#22806
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 mi200177646764622746(Top 78%)9006(Top 72%)9006(Top 158%)
10K6.21 mi3.10 mi21461-14448391-7458391-74522677(Top 78%)8987(Top 71%)8987(Top 157%)
15K9.32 mi3.11 mi21863-4028597-2068597-20622746(Top 78%)9006(Top 72%)9006(Top 158%)
20K12.43 mi3.11 mi22175-3128745-1488745-14823042(Top 79%)9197(Top 73%)9197(Top 161%)
HALF13.11 mi0.68 mi22235-608773-288773-2823559(Top 81%)9459(Top 75%)9459(Top 165%)
25K15.53 mi2.42 mi22995-7609165-3929165-39225172(Top 87%)10319(Top 82%)10319(Top 181%)
30K18.64 mi3.11 mi23085-909256-919256-9123380(Top 81%)9497(Top 76%)9497(Top 166%)
20M20.00 mi1.36 mi23061+249258-29258-222918(Top 79%)9330(Top 74%)9330(Top 163%)
21M21.00 mi1.00 mi23023+389253+59253+522897(Top 79%)9366(Top 74%)9366(Top 164%)
35K21.75 mi0.75 mi23004+199252+19252+122707(Top 78%)9315(Top 74%)9315(Top 163%)
23M23.00 mi1.25 mi23038-349283-319283-3123682(Top 82%)9879(Top 79%)9879(Top 173%)
24M24.00 mi1.00 mi22958+809248+359248+3520949(Top 72%)8520(Top 68%)8520(Top 149%)
40K24.85 mi0.85 mi22950+89255-79255-723431(Top 81%)9834(Top 78%)9834(Top 172%)
25.2M25.20 mi0.35 mi22881+699230+259230+2518957(Top 65%)7558(Top 60%)7558(Top 132%)
FINISH26.22 mi1.02 mi22806+759202+289202+2820591(Top 71%)8372(Top 67%)8372(Top 146%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 78%
×21
+97ft-345ft

Overall

22746

Females

9006

F18-39

9006

5K→10K

3.1 - 6.2 mi

Top 78%
×5
+79ft-138ft

Overall

22677

Females

8987

F18-39

8987

10K→15K

6.2 - 9.3 mi

Top 78%
×3
+67ft-78ft

Overall

22746

Females

9006

F18-39

9006

15K→20K

9.3 - 12.4 mi

Top 79%
×5
+106ft-86ft

Overall

23042

Females

9197

F18-39

9197

20K→HALF

12.4 - 13.1 mi

Top 81%
×2
+19ft-37ft

Overall

23559

Females

9459

F18-39

9459

HALF→25K

13.1 - 15.5 mi

Top 87%
×4
+66ft-88ft

Overall

25172

Females

10319

F18-39

10319

25K→30K

15.5 - 18.6 mi

Top 81%
×9
+181ft-148ft

Overall

23380

Females

9497

F18-39

9497

30K→20M

18.6 - 20.0 mi

Top 79%
×5
+64ft-50ft

Overall

22918

Females

9330

F18-39

9330

20M→21M

20.0 - 21.0 mi

Top 79%
×8
+106ft-24ft

Overall

22897

Females

9366

F18-39

9366

21M→35K

21.0 - 21.8 mi

Top 78%
×7
+17ft-86ft

Overall

22707

Females

9315

F18-39

9315

35K→23M

21.8 - 23.0 mi

Top 82%
×5
+23ft-63ft

Overall

23682

Females

9879

F18-39

9879

23M→24M

23.0 - 24.0 mi

Top 72%
×6
+12ft-82ft

Overall

20949

Females

8520

F18-39

8520

24M→40K

24.0 - 24.9 mi

Top 81%
×1
+6ft-20ft

Overall

23431

Females

9834

F18-39

9834

40K→25.2M

24.9 - 25.2 mi

Top 65%
×1
+13ft-16ft

Overall

18957

Females

7558

F18-39

7558

25.2M→FINISH

25.2 - 26.2 mi

Top 71%
×2
+22ft-21ft

Overall

20591

Females

8372

F18-39

8372

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
892
Passed By
1371
Net Change
-2789
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20017
5K → 10K26200-1444#20017#21461
10K → 15K56200-402#21461#21863
15K → 20K90200-312#21863#22175
20K → HALF1575-60#22175#22235
HALF → 25K19200-760#22235#22995
25K → 30K111200-90#22995#23085
30K → 20M9066+24#23085#23061
20M → 21M9759+38#23061#23023
21M → 35K4930+19#23023#23004
35K → 23M5286-34#23004#23038
23M → 24M888+80#23038#22958
24M → 40K4234+8#22958#22950
40K → 25.2M701+69#22950#22881
25.2M → FINISH8712+75#22881#22806
TOTALS8921371-2789
📊

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