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BOSTON MARATHON 2026

Emma Coburn

Bib: 14581•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 42%
Gender (Female)
#0 / 12578
Top 26%
Masters (Masters Women)
#0 / 6862
Top 11%
Age Group (F40-44)
#0 / 1737
Top 25%
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
22:36
3.11 mi
Rank: #10838
Start → 5K
22:36 | 7:17/mi
10K
45:02
6.21 mi
Rank: #10640 (+198)
5K → 10K
22:26 | 7:14/mi
15K
1:07:30
9.32 mi
Rank: #10547 (+93)
10K → 15K
22:28 | 7:14/mi
20K
1:30:36
12.43 mi
Rank: #10721 (-174)
15K → 20K
23:06 | 7:27/mi
HALF
1:35:35
13.11 mi
Rank: #10734 (-13)
20K → HALF
4:59 | 7:19/mi
25K
1:53:50
15.53 mi
Rank: #10867 (-133)
HALF → 25K
18:15 | 7:32/mi
30K
2:18:30
18.64 mi
Rank: #11295 (-428)
25K → 30K
24:40 | 7:57/mi
20M
2:29:28
20.00 mi
Rank: #11434 (-139)
30K → 20M
10:58 | 8:05/mi
21M
2:38:07
21.00 mi
Rank: #11560 (-126)
20M → 21M
8:39 | 8:39/mi
35K
2:44:07
21.75 mi
Rank: #11669 (-109)
21M → 35K
6:00 | 8:02/mi
23M
2:54:28
23.00 mi
Rank: #11810 (-141)
35K → 23M
10:21 | 8:17/mi
24M
3:02:38
24.00 mi
Rank: #11931 (-121)
23M → 24M
8:10 | 8:10/mi
40K
3:09:44
24.85 mi
Rank: #12021 (-90)
24M → 40K
7:06 | 8:19/mi
25.2M
3:12:51
25.20 mi
Rank: #12072 (-51)
40K → 25.2M
3:07 | 9:03/mi
FINISH
3:20:51
26.22 mi
Rank: #12126 (-54)
25.2M → FINISH
8:00 | 7:52/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:35
Pace7:18 /mi
2nd Half
Distance13.11 mi
Time1:45:16
Pace8:02 /mi
📊Positive Split: 10.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:52:5222:367:1722:36
7:17
-
10K
6.21 mi11:15:1845:027:1522:26
7:14
-0:03
15K
9.32 mi11:37:461:07:307:1522:28
7:14
0:00
20K
12.43 mi12:00:521:30:367:1823:06
7:27
+0:13
HALF
13.11 mi12:05:511:35:357:184:59
7:19
-0:08
25K
15.53 mi12:24:061:53:507:2018:15
7:32
+0:13
30K
18.64 mi12:48:462:18:307:2624:40
7:57
+0:25
20M
20.00 mi12:59:442:29:287:2910:58
8:05
+0:08
21M
21.00 mi13:08:232:38:077:328:39
8:39
+0:34
35K
21.75 mi13:14:232:44:077:336:00
8:02
-0:37
23M
23.00 mi13:24:442:54:287:3610:21
8:17
+0:15
24M
24.00 mi13:32:543:02:387:378:10
8:10
-0:07
40K
24.85 mi13:40:003:09:447:397:06
8:19
+0:09
25.2M
25.20 mi13:43:073:12:517:403:07
9:03
+0:44
FINISH
26.22 mi13:51:073:20:517:408:00
7:52
-1:11

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

7:14 /mi

Average Pace

7:40 /mi

Slowest Pace

9:03 /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

1:53:50

57% of race

Time at Steady Pace

57:48

29% of race

Time at Slower Pace

29:13

15% of race

Average Pace: 7:40 /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 mi10:52:5222:367:1722:36
7:17
#10838
10K
6.21 mi11:15:1845:027:1522:26
7:14
#10640
15K
9.32 mi11:37:461:07:307:1522:28
7:14
#10547
20K
12.43 mi12:00:521:30:367:1823:06
7:27
#10721
HALF
13.11 mi12:05:511:35:357:184:59
7:19
#10734
25K
15.53 mi12:24:061:53:507:2018:15
7:32
#10867
30K
18.64 mi12:48:462:18:307:2624:40
7:57
#11295
20M
20.00 mi12:59:442:29:287:2910:58
8:05
#11434
21M
21.00 mi13:08:232:38:077:328:39
8:39
#11560
35K
21.75 mi13:14:232:44:077:336:00
8:02
#11669
23M
23.00 mi13:24:442:54:287:3610:21
8:17
#11810
24M
24.00 mi13:32:543:02:387:378:10
8:10
#11931
40K
24.85 mi13:40:003:09:447:397:06
8:19
#12021
25.2M
25.20 mi13:43:073:12:517:403:07
9:03
#12072
FINISH
26.22 mi13:51:073:20:517:408:00
7:52
#12126
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi108382295229510415(Top 36%)2179(Top 17%)2179(Top 125%)
10K6.21 mi3.10 mi10640+1982212+832212+8310480(Top 36%)2151(Top 17%)2151(Top 124%)
15K9.32 mi3.11 mi10547+932189+232189+2310415(Top 36%)2179(Top 17%)2179(Top 125%)
20K12.43 mi3.11 mi10721-1742322-1332322-13311459(Top 39%)2815(Top 22%)2815(Top 162%)
HALF13.11 mi0.68 mi10734-132332-102332-1011383(Top 39%)2703(Top 21%)2703(Top 156%)
25K15.53 mi2.42 mi10867-1332428-962428-9611656(Top 40%)2988(Top 24%)2988(Top 172%)
30K18.64 mi3.11 mi11295-4282690-2622690-26213048(Top 45%)3865(Top 31%)3865(Top 223%)
20M20.00 mi1.36 mi11434-1392792-1022792-10213311(Top 46%)4107(Top 33%)4107(Top 236%)
21M21.00 mi1.00 mi11560-1262870-782870-7814073(Top 48%)4613(Top 37%)4613(Top 266%)
35K21.75 mi0.75 mi11669-1092955-852955-8514628(Top 50%)4965(Top 39%)4965(Top 286%)
23M23.00 mi1.25 mi11810-1413062-1073062-10714265(Top 49%)4843(Top 39%)4843(Top 279%)
24M24.00 mi1.00 mi11931-1213169-1073169-10714852(Top 51%)5241(Top 42%)5241(Top 302%)
40K24.85 mi0.85 mi12021-903240-713240-7114487(Top 50%)5143(Top 41%)5143(Top 296%)
25.2M25.20 mi0.35 mi12072-513284-443284-4414952(Top 52%)5402(Top 43%)5402(Top 311%)
FINISH26.22 mi1.02 mi12126-543330-463330-4614148(Top 49%)4982(Top 40%)4982(Top 287%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21
+97ft-345ft

Overall

10415

Females

2179

F40-44

2179

5K→10K

3.1 - 6.2 mi

Top 36%
×5
+79ft-138ft

Overall

10480

Females

2151

F40-44

2151

10K→15K

6.2 - 9.3 mi

Top 36%
×3
+67ft-78ft

Overall

10415

Females

2179

F40-44

2179

15K→20K

9.3 - 12.4 mi

Top 39%
×5
+106ft-86ft

Overall

11459

Females

2815

F40-44

2815

20K→HALF

12.4 - 13.1 mi

Top 39%
×2
+19ft-37ft

Overall

11383

Females

2703

F40-44

2703

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11656

Females

2988

F40-44

2988

25K→30K

15.5 - 18.6 mi

Top 45%
×9
+181ft-148ft

Overall

13048

Females

3865

F40-44

3865

30K→20M

18.6 - 20.0 mi

Top 46%
×5
+64ft-50ft

Overall

13311

Females

4107

F40-44

4107

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

14073

Females

4613

F40-44

4613

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14628

Females

4965

F40-44

4965

35K→23M

21.8 - 23.0 mi

Top 49%
×5
+23ft-63ft

Overall

14265

Females

4843

F40-44

4843

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14852

Females

5241

F40-44

5241

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14487

Females

5143

F40-44

5143

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

14952

Females

5402

F40-44

5402

25.2M→FINISH

25.2 - 26.2 mi

Top 49%
×2
+22ft-21ft

Overall

14148

Females

4982

F40-44

4982

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Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1276
Passed By
2563
Net Change
-1288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10838
5K → 10K356157+198#10838#10640
10K → 15K204111+93#10640#10547
15K → 20K110284-174#10547#10721
20K → HALF2639-13#10721#10734
HALF → 25K106239-133#10734#10867
25K → 30K83511-428#10867#11295
30K → 20M56195-139#11295#11434
20M → 21M56182-126#11434#11560
21M → 35K31140-109#11560#11669
35K → 23M67208-141#11669#11810
23M → 24M56177-121#11810#11931
24M → 40K49139-90#11931#12021
40K → 25.2M2071-51#12021#12072
25.2M → FINISH56110-54#12072#12126
TOTALS12762563-1288

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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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing