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BOSTON MARATHON 2026

Sommer Gobin

Bib: 30515•F

SC

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0:00
0:00
/ mi
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 44%
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
27:04
3.11 mi
Rank: #21269
Start → 5K
27:04 | 8:43/mi
10K
52:35
6.21 mi
Rank: #19953 (+1316)
5K → 10K
25:31 | 8:13/mi
15K
1:18:12
9.32 mi
Rank: #19542 (+411)
10K → 15K
25:37 | 8:15/mi
20K
1:42:44
12.43 mi
Rank: #18554 (+988)
15K → 20K
24:32 | 7:54/mi
HALF
1:48:14
13.11 mi
Rank: #18517 (+37)
20K → HALF
5:30 | 8:05/mi
25K
2:07:50
15.53 mi
Rank: #18118 (+399)
HALF → 25K
19:36 | 8:05/mi
30K
2:33:10
18.64 mi
Rank: #17491 (+627)
25K → 30K
25:20 | 8:10/mi
20M
2:44:32
20.00 mi
Rank: #17328 (+163)
30K → 20M
11:22 | 8:23/mi
21M
2:52:58
21.00 mi
Rank: #17041 (+287)
20M → 21M
8:26 | 8:26/mi
35K
2:59:00
21.75 mi
Rank: #16950 (+91)
21M → 35K
6:02 | 8:04/mi
23M
3:08:48
23.00 mi
Rank: #16610 (+340)
35K → 23M
9:48 | 7:50/mi
24M
3:16:37
24.00 mi
Rank: #16408 (+202)
23M → 24M
7:49 | 7:49/mi
40K
3:23:23
24.85 mi
Rank: #16220 (+188)
24M → 40K
6:46 | 7:55/mi
25.2M
3:26:15
25.20 mi
Rank: #16129 (+91)
40K → 25.2M
2:52 | 8:19/mi
FINISH
3:33:37
26.22 mi
Rank: #15879 (+250)
25.2M → FINISH
7:22 | 7:14/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:48:14
Pace8:16 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:45:23
Pace8:03 /mi
📊Negative Split: 2.6% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:54:3727:048:4327:04
8:43
-
10K
6.21 mi12:20:0852:358:2825:31
8:13
-0:30
15K
9.32 mi12:45:451:18:128:2425:37
8:15
+0:02
20K
12.43 mi13:10:171:42:448:1624:32
7:54
-0:21
HALF
13.11 mi13:15:471:48:148:165:30
8:05
+0:11
25K
15.53 mi13:35:232:07:508:1419:36
8:05
0:00
30K
18.64 mi14:00:432:33:108:1325:20
8:10
+0:05
20M
20.00 mi14:12:052:44:328:1411:22
8:23
+0:13
21M
21.00 mi14:20:312:52:588:158:26
8:26
+0:03
35K
21.75 mi14:26:332:59:008:146:02
8:04
-0:22
23M
23.00 mi14:36:213:08:488:139:48
7:50
-0:14
24M
24.00 mi14:44:103:16:378:127:49
7:49
-0:01
40K
24.85 mi14:50:563:23:238:116:46
7:55
+0:06
25.2M
25.20 mi14:53:483:26:158:122:52
8:19
+0:24
FINISH
26.22 mi15:01:103:33:378:107:22
7:14
-1:05

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

8:09 /mi

Slowest Pace

8:43 /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

56:17

26% of race

Time at Steady Pace

1:21:59

38% of race

Time at Slower Pace

1:15:21

35% of race

Average Pace: 8:09 /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 mi11:54:3727:048:4327:04
8:43
#21269
10K
6.21 mi12:20:0852:358:2825:31
8:13
#19953
15K
9.32 mi12:45:451:18:128:2425:37
8:15
#19542
20K
12.43 mi13:10:171:42:448:1624:32
7:54
#18554
HALF
13.11 mi13:15:471:48:148:165:30
8:05
#18517
25K
15.53 mi13:35:232:07:508:1419:36
8:05
#18118
30K
18.64 mi14:00:432:33:108:1325:20
8:10
#17491
20M
20.00 mi14:12:052:44:328:1411:22
8:23
#17328
21M
21.00 mi14:20:312:52:588:158:26
8:26
#17041
35K
21.75 mi14:26:332:59:008:146:02
8:04
#16950
23M
23.00 mi14:36:213:08:488:139:48
7:50
#16610
24M
24.00 mi14:44:103:16:378:127:49
7:49
#16408
40K
24.85 mi14:50:563:23:238:116:46
7:55
#16220
25.2M
25.20 mi14:53:483:26:158:122:52
8:19
#16129
FINISH
26.22 mi15:01:103:33:378:107:22
7:14
#15879
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 mi212698308830818642(Top 64%)6830(Top 54%)6830(Top 119%)
10K6.21 mi3.10 mi19953+13167588+7207588+72018642(Top 64%)6814(Top 54%)6814(Top 119%)
15K9.32 mi3.11 mi19542+4117355+2337355+23318642(Top 64%)6830(Top 54%)6830(Top 119%)
20K12.43 mi3.11 mi18554+9886800+5556800+55515308(Top 53%)4987(Top 40%)4987(Top 87%)
HALF13.11 mi0.68 mi18517+376777+236777+2317588(Top 61%)6235(Top 50%)6235(Top 109%)
25K15.53 mi2.42 mi18118+3996562+2156562+21516021(Top 55%)5440(Top 43%)5440(Top 95%)
30K18.64 mi3.11 mi17491+6276231+3316231+33114632(Top 50%)4766(Top 38%)4766(Top 83%)
20M20.00 mi1.36 mi17328+1636155+766155+7615368(Top 53%)5287(Top 42%)5287(Top 92%)
21M21.00 mi1.00 mi17041+2876013+1426013+14212748(Top 44%)3933(Top 31%)3933(Top 69%)
35K21.75 mi0.75 mi16950+915987+265987+2614964(Top 52%)5169(Top 41%)5169(Top 90%)
23M23.00 mi1.25 mi16610+3405814+1735814+17311289(Top 39%)3269(Top 26%)3269(Top 57%)
24M24.00 mi1.00 mi16408+2025726+885726+8812492(Top 43%)3989(Top 32%)3989(Top 70%)
40K24.85 mi0.85 mi16220+1885640+865640+8611952(Top 41%)3773(Top 30%)3773(Top 66%)
25.2M25.20 mi0.35 mi16129+915601+395601+3910564(Top 36%)3144(Top 25%)3144(Top 55%)
FINISH26.22 mi1.02 mi15879+2505474+1275474+1279407(Top 32%)2577(Top 20%)2577(Top 45%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21
+97ft-345ft

Overall

18642

Females

6830

F18-39

6830

5K→10K

3.1 - 6.2 mi

Top 64%
×5
+79ft-138ft

Overall

18642

Females

6814

F18-39

6814

10K→15K

6.2 - 9.3 mi

Top 64%
×3
+67ft-78ft

Overall

18642

Females

6830

F18-39

6830

15K→20K

9.3 - 12.4 mi

Top 53%
×5
+106ft-86ft

Overall

15308

Females

4987

F18-39

4987

20K→HALF

12.4 - 13.1 mi

Top 61%
×2
+19ft-37ft

Overall

17588

Females

6235

F18-39

6235

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

16021

Females

5440

F18-39

5440

25K→30K

15.5 - 18.6 mi

Top 50%
×9
+181ft-148ft

Overall

14632

Females

4766

F18-39

4766

30K→20M

18.6 - 20.0 mi

Top 53%
×5
+64ft-50ft

Overall

15368

Females

5287

F18-39

5287

20M→21M

20.0 - 21.0 mi

Top 44%
×8
+106ft-24ft

Overall

12748

Females

3933

F18-39

3933

21M→35K

21.0 - 21.8 mi

Top 52%
×7
+17ft-86ft

Overall

14964

Females

5169

F18-39

5169

35K→23M

21.8 - 23.0 mi

Top 39%
×5
+23ft-63ft

Overall

11289

Females

3269

F18-39

3269

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12492

Females

3989

F18-39

3989

24M→40K

24.0 - 24.9 mi

Top 41%
×1
+6ft-20ft

Overall

11952

Females

3773

F18-39

3773

40K→25.2M

24.9 - 25.2 mi

Top 36%
×1
+13ft-16ft

Overall

10564

Females

3144

F18-39

3144

25.2M→FINISH

25.2 - 26.2 mi

Top 32%
×2
+22ft-21ft

Overall

9407

Females

2577

F18-39

2577

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5537
Passed By
147
Net Change
+5390
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21269
5K → 10K135135+1316#21269#19953
10K → 15K44837+411#19953#19542
15K → 20K9902+988#19542#18554
20K → HALF5316+37#18554#18517
HALF → 25K4056+399#18517#18118
25K → 30K6314+627#18118#17491
30K → 20M18522+163#17491#17328
20M → 21M2903+287#17328#17041
21M → 35K976+91#17041#16950
35K → 23M3422+340#16950#16610
23M → 24M2119+202#16610#16408
24M → 40K1902+188#16408#16220
40K → 25.2M932+91#16220#16129
25.2M → FINISH2511+250#16129#15879
TOTALS5537147+5390
📊

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