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BOSTON MARATHON 2026

Sophie Smith

Bib: 31712•F

PA

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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
28:37
3.11 mi
Rank: #23493
Start → 5K
28:37 | 9:13/mi
10K
54:26
6.21 mi
Rank: #21634 (+1859)
5K → 10K
25:49 | 8:19/mi
15K
1:20:11
9.32 mi
Rank: #20740 (+894)
10K → 15K
25:45 | 8:18/mi
20K
1:45:35
12.43 mi
Rank: #19899 (+841)
15K → 20K
25:24 | 8:11/mi
HALF
1:50:50
13.11 mi
Rank: #19673 (+226)
20K → HALF
5:15 | 7:43/mi
25K
2:11:14
15.53 mi
Rank: #19437 (+236)
HALF → 25K
20:24 | 8:25/mi
30K
2:37:18
18.64 mi
Rank: #18824 (+613)
25K → 30K
26:04 | 8:24/mi
20M
2:48:27
20.00 mi
Rank: #18525 (+299)
30K → 20M
11:09 | 8:13/mi
21M
2:57:04
21.00 mi
Rank: #18262 (+263)
20M → 21M
8:37 | 8:37/mi
35K
3:03:14
21.75 mi
Rank: #18189 (+73)
21M → 35K
6:10 | 8:15/mi
23M
3:13:36
23.00 mi
Rank: #17936
35K → 23M
10:22 | 8:18/mi
24M
3:21:43
24.00 mi
Rank: #17803
23M → 24M
8:07 | 8:07/mi
40K
3:28:57
24.85 mi
Rank: #17690
24M → 40K
7:14 | 8:28/mi
25.2M
3:31:57
25.20 mi
Rank: #17580
40K → 25.2M
3:00 | 8:42/mi
FINISH
3:39:59
26.22 mi
Rank: #17465
25.2M → FINISH
8:02 | 7:53/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:50:50
Pace8:28 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:49:09
Pace8:20 /mi
📊Negative Split: 1.5% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:0928:379:1328:37
9:13
-
10K
6.21 mi12:20:5854:268:4625:49
8:19
-0:54
15K
9.32 mi12:46:431:20:118:3725:45
8:18
-0:01
20K
12.43 mi13:12:071:45:358:3025:24
8:11
-0:07
HALF
13.11 mi13:17:221:50:508:285:15
7:43
-0:28
25K
15.53 mi13:37:462:11:148:2720:24
8:25
+0:42
30K
18.64 mi14:03:502:37:188:2726:04
8:24
-0:01
20M
20.00 mi14:14:592:48:278:2611:09
8:13
-0:11
21M
21.00 mi14:23:362:57:048:268:37
8:37
+0:24
35K
21.75 mi14:29:463:03:148:266:10
8:15
-0:22
23M
23.00 mi14:40:083:13:368:2610:22
8:18
+0:03
24M
24.00 mi14:48:153:21:438:258:07
8:07
-0:11
40K
24.85 mi14:55:293:28:578:257:14
8:28
+0:21
25.2M
25.20 mi14:58:293:31:578:253:00
8:42
+0:14
FINISH
26.22 mi15:06:313:39:598:248:02
7:53
-0:49

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

7:43 /mi

Average Pace

8:24 /mi

Slowest Pace

9:13 /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

2:59:45

82% of race

Time at Steady Pace

11:37

5% of race

Time at Slower Pace

28:37

13% of race

Average Pace: 8:23 /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 mi11:55:0928:379:1328:37
9:13
#23493
10K
6.21 mi12:20:5854:268:4625:49
8:19
#21634
15K
9.32 mi12:46:431:20:118:3725:45
8:18
#20740
20K
12.43 mi13:12:071:45:358:3025:24
8:11
#19899
HALF
13.11 mi13:17:221:50:508:285:15
7:43
#19673
25K
15.53 mi13:37:462:11:148:2720:24
8:25
#19437
30K
18.64 mi14:03:502:37:188:2726:04
8:24
#18824
20M
20.00 mi14:14:592:48:278:2611:09
8:13
#18525
21M
21.00 mi14:23:362:57:048:268:37
8:37
#18262
35K
21.75 mi14:29:463:03:148:266:10
8:15
#18189
23M
23.00 mi14:40:083:13:368:2610:22
8:18
#17936
24M
24.00 mi14:48:153:21:438:258:07
8:07
#17803
40K
24.85 mi14:55:293:28:578:257:14
8:28
#17690
25.2M
25.20 mi14:58:293:31:578:253:00
8:42
#17580
FINISH
26.22 mi15:06:313:39:598:248:02
7:53
#17465
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 mi234939421942118913(Top 65%)6986(Top 56%)6986(Top 122%)
10K6.21 mi3.10 mi21634+18598485+9368485+93619240(Top 66%)7156(Top 57%)7156(Top 125%)
15K9.32 mi3.11 mi20740+8948005+4808005+48018913(Top 65%)6986(Top 56%)6986(Top 122%)
20K12.43 mi3.11 mi19899+8417573+4327573+43217350(Top 60%)6127(Top 49%)6127(Top 107%)
HALF13.11 mi0.68 mi19673+2267442+1317442+13114849(Top 51%)4651(Top 37%)4651(Top 81%)
25K15.53 mi2.42 mi19437+2367313+1297313+12918068(Top 62%)6595(Top 52%)6595(Top 115%)
30K18.64 mi3.11 mi18824+6137008+3057008+30516222(Top 56%)5652(Top 45%)5652(Top 99%)
20M20.00 mi1.36 mi18525+2996852+1566852+15614363(Top 49%)4695(Top 37%)4695(Top 82%)
21M21.00 mi1.00 mi18262+2636731+1216731+12113905(Top 48%)4550(Top 36%)4550(Top 80%)
35K21.75 mi0.75 mi18189+736695+366695+3616145(Top 56%)5844(Top 46%)5844(Top 102%)
23M23.00 mi1.25 mi17936+2536582+1136582+11314399(Top 50%)4945(Top 39%)4945(Top 87%)
24M24.00 mi1.00 mi17803+1336524+586524+5814593(Top 50%)5127(Top 41%)5127(Top 90%)
40K24.85 mi0.85 mi17690+1136469+556469+5515459(Top 53%)5673(Top 45%)5673(Top 99%)
25.2M25.20 mi0.35 mi17580+1106415+546415+5413042(Top 45%)4430(Top 35%)4430(Top 78%)
FINISH26.22 mi1.02 mi17465+1156374+416374+4114420(Top 50%)5152(Top 41%)5152(Top 90%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21
+97ft-345ft

Overall

18913

Females

6986

F18-39

6986

5K→10K

3.1 - 6.2 mi

Top 66%
×5
+79ft-138ft

Overall

19240

Females

7156

F18-39

7156

10K→15K

6.2 - 9.3 mi

Top 65%
×3
+67ft-78ft

Overall

18913

Females

6986

F18-39

6986

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17350

Females

6127

F18-39

6127

20K→HALF

12.4 - 13.1 mi

Top 51%
×2
+19ft-37ft

Overall

14849

Females

4651

F18-39

4651

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

18068

Females

6595

F18-39

6595

25K→30K

15.5 - 18.6 mi

Top 56%
×9
+181ft-148ft

Overall

16222

Females

5652

F18-39

5652

30K→20M

18.6 - 20.0 mi

Top 49%
×5
+64ft-50ft

Overall

14363

Females

4695

F18-39

4695

20M→21M

20.0 - 21.0 mi

Top 48%
×8
+106ft-24ft

Overall

13905

Females

4550

F18-39

4550

21M→35K

21.0 - 21.8 mi

Top 56%
×7
+17ft-86ft

Overall

16145

Females

5844

F18-39

5844

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14399

Females

4945

F18-39

4945

23M→24M

23.0 - 24.0 mi

Top 50%
×6
+12ft-82ft

Overall

14593

Females

5127

F18-39

5127

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15459

Females

5673

F18-39

5673

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1
+13ft-16ft

Overall

13042

Females

4430

F18-39

4430

25.2M→FINISH

25.2 - 26.2 mi

Top 50%
×2
+22ft-21ft

Overall

14420

Females

5152

F18-39

5152

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

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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