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BOSTON MARATHON 2026

Claudia Smith

Bib: 25136•F

CT

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F55-59)
#0 / 951
Top 32%
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
26:31
3.11 mi
Rank: #20286
Start → 5K
26:31 | 8:33/mi
10K
52:28
6.21 mi
Rank: #19849 (+437)
5K → 10K
25:57 | 8:22/mi
15K
1:18:38
9.32 mi
Rank: #19776 (+73)
10K → 15K
26:10 | 8:26/mi
20K
1:45:53
12.43 mi
Rank: #20027 (-251)
15K → 20K
27:15 | 8:47/mi
HALF
1:51:23
13.11 mi
Rank: #19917 (+110)
20K → HALF
5:30 | 8:05/mi
25K
2:13:43
15.53 mi
Rank: #20321 (-404)
HALF → 25K
22:20 | 9:13/mi
30K
2:40:55
18.64 mi
Rank: #19942 (+379)
25K → 30K
27:12 | 8:46/mi
20M
2:52:32
20.00 mi
Rank: #19729 (+213)
30K → 20M
11:37 | 8:34/mi
21M
3:02:52
21.00 mi
Rank: #19861 (-132)
20M → 21M
10:20 | 10:20/mi
35K
3:09:13
21.75 mi
Rank: #19774 (+87)
21M → 35K
6:21 | 8:30/mi
23M
3:19:56
23.00 mi
Rank: #19565 (+209)
35K → 23M
10:43 | 8:34/mi
24M
3:28:12
24.00 mi
Rank: #19385 (+180)
23M → 24M
8:16 | 8:16/mi
40K
3:36:09
24.85 mi
Rank: #19428 (-43)
24M → 40K
7:57 | 9:18/mi
25.2M
3:40:09
25.20 mi
Rank: #19526 (-98)
40K → 25.2M
4:00 | 11:36/mi
FINISH
3:48:30
26.22 mi
Rank: #19426 (+100)
25.2M → FINISH
8:21 | 8:12/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:51:23
Pace8:30 /mi
2nd Half
Distance13.11 mi
Time1:57:07
Pace8:57 /mi
📊Positive Split: 5.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:2726:318:3326:31
8:33
-
10K
6.21 mi11:58:2452:288:2725:57
8:22
-0:11
15K
9.32 mi12:24:341:18:388:2726:10
8:26
+0:04
20K
12.43 mi12:51:491:45:538:3227:15
8:47
+0:21
HALF
13.11 mi12:57:191:51:238:305:30
8:05
-0:42
25K
15.53 mi13:19:392:13:438:3722:20
9:13
+1:08
30K
18.64 mi13:46:512:40:558:3827:12
8:46
-0:27
20M
20.00 mi13:58:282:52:328:3811:37
8:34
-0:12
21M
21.00 mi14:08:483:02:528:4310:20
10:20
+1:46
35K
21.75 mi14:15:093:09:138:436:21
8:30
-1:50
23M
23.00 mi14:25:523:19:568:4210:43
8:34
+0:04
24M
24.00 mi14:34:083:28:128:418:16
8:16
-0:18
40K
24.85 mi14:42:053:36:098:427:57
9:18
+1:02
25.2M
25.20 mi14:46:053:40:098:454:00
11:36
+2:18
FINISH
26.22 mi14:54:263:48:308:448:21
8:12
-3:24

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

8:05 /mi

Average Pace

8:43 /mi

Slowest Pace

11:36 /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

5:30

2% of race

Time at Steady Pace

2:58:23

78% of race

Time at Slower Pace

44:37

20% of race

Average Pace: 8:43 /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 mi11:32:2726:318:3326:31
8:33
#20286
10K
6.21 mi11:58:2452:288:2725:57
8:22
#19849
15K
9.32 mi12:24:341:18:388:2726:10
8:26
#19776
20K
12.43 mi12:51:491:45:538:3227:15
8:47
#20027
HALF
13.11 mi12:57:191:51:238:305:30
8:05
#19917
25K
15.53 mi13:19:392:13:438:3722:20
9:13
#20321
30K
18.64 mi13:46:512:40:558:3827:12
8:46
#19942
20M
20.00 mi13:58:282:52:328:3811:37
8:34
#19729
21M
21.00 mi14:08:483:02:528:4310:20
10:20
#19861
35K
21.75 mi14:15:093:09:138:436:21
8:30
#19774
23M
23.00 mi14:25:523:19:568:4210:43
8:34
#19565
24M
24.00 mi14:34:083:28:128:418:16
8:16
#19385
40K
24.85 mi14:42:053:36:098:427:57
9:18
#19428
25.2M
25.20 mi14:46:053:40:098:454:00
11:36
#19526
FINISH
26.22 mi14:54:263:48:308:448:21
8:12
#19426
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi202867794779419691(Top 68%)7413(Top 59%)7413(Top 779%)
10K6.21 mi3.10 mi19849+4377536+2587536+25819513(Top 67%)7323(Top 58%)7323(Top 770%)
15K9.32 mi3.11 mi19776+737489+477489+4719691(Top 68%)7413(Top 59%)7413(Top 779%)
20K12.43 mi3.11 mi20027-2517646-1577646-15720819(Top 72%)8049(Top 64%)8049(Top 846%)
HALF13.11 mi0.68 mi19917+1107582+647582+6417660(Top 61%)6307(Top 50%)6307(Top 663%)
25K15.53 mi2.42 mi20321-4047806-2247806-22422075(Top 76%)8710(Top 69%)8710(Top 916%)
30K18.64 mi3.11 mi19942+3797619+1877619+18718355(Top 63%)6871(Top 55%)6871(Top 723%)
20M20.00 mi1.36 mi19729+2137534+857534+8516543(Top 57%)5945(Top 47%)5945(Top 625%)
21M21.00 mi1.00 mi19861-1327615-817615-8121507(Top 74%)8637(Top 69%)8637(Top 908%)
35K21.75 mi0.75 mi19774+877578+377578+3717570(Top 61%)6677(Top 53%)6677(Top 702%)
23M23.00 mi1.25 mi19565+2097491+877491+8716129(Top 56%)5929(Top 47%)5929(Top 623%)
24M24.00 mi1.00 mi19385+1807407+847407+8415537(Top 54%)5645(Top 45%)5645(Top 594%)
40K24.85 mi0.85 mi19428-437438-317438-3119680(Top 68%)7916(Top 63%)7916(Top 832%)
25.2M25.20 mi0.35 mi19526-987496-587496-5823699(Top 82%)9973(Top 79%)9973(Top 1049%)
FINISH26.22 mi1.02 mi19426+1007458+387458+3816432(Top 57%)6194(Top 49%)6194(Top 651%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21
+97ft-345ft

Overall

19691

Females

7413

F55-59

7413

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19513

Females

7323

F55-59

7323

10K→15K

6.2 - 9.3 mi

Top 68%
×3
+67ft-78ft

Overall

19691

Females

7413

F55-59

7413

15K→20K

9.3 - 12.4 mi

Top 72%
×5
+106ft-86ft

Overall

20819

Females

8049

F55-59

8049

20K→HALF

12.4 - 13.1 mi

Top 61%
×2
+19ft-37ft

Overall

17660

Females

6307

F55-59

6307

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

22075

Females

8710

F55-59

8710

25K→30K

15.5 - 18.6 mi

Top 63%
×9
+181ft-148ft

Overall

18355

Females

6871

F55-59

6871

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16543

Females

5945

F55-59

5945

20M→21M

20.0 - 21.0 mi

Top 74%
×8
+106ft-24ft

Overall

21507

Females

8637

F55-59

8637

21M→35K

21.0 - 21.8 mi

Top 61%
×7
+17ft-86ft

Overall

17570

Females

6677

F55-59

6677

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16129

Females

5929

F55-59

5929

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15537

Females

5645

F55-59

5645

24M→40K

24.0 - 24.9 mi

Top 68%
×1
+6ft-20ft

Overall

19680

Females

7916

F55-59

7916

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1
+13ft-16ft

Overall

23699

Females

9973

F55-59

9973

25.2M→FINISH

25.2 - 26.2 mi

Top 57%
×2
+22ft-21ft

Overall

16432

Females

6194

F55-59

6194

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2330*
Passed By
1087
Net Change
+860
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20286
5K → 10K550*113+437#20286#19849
10K → 15K205*132+73#19849#19776
15K → 20K85200-251#19776#20027
20K → HALF1111+110#20027#19917
HALF → 25K43200-404#19917#20321
25K → 30K401*22+379#20321#19942
30K → 20M217*4+213#19942#19729
20M → 21M49181-132#19729#19861
21M → 35K10013+87#19861#19774
35K → 23M215*6+209#19774#19565
23M → 24M1844+180#19565#19385
24M → 40K4891-43#19385#19428
40K → 25.2M5103-98#19428#19526
25.2M → FINISH11717+100#19526#19426
TOTALS2330*1087+860

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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