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BOSTON MARATHON 2026

Belen Herrera

Bib: 18108β€’F

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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 (F50-54)
#0 / 1233
Race Day Weather
51Β°/41Β°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
28:02
3.11 mi
Rank: #22780
Start β†’ 5K
28:02 | 9:02/mi
10K
56:55
6.21 mi
Rank: #23422 (-642)
5K β†’ 10K
28:53 | 9:18/mi
15K
1:26:18
9.32 mi
Rank: #23755 (-333)
10K β†’ 15K
29:23 | 9:28/mi
20K
1:56:35
12.43 mi
Rank: #23951 (-196)
15K β†’ 20K
30:17 | 9:45/mi
HALF
2:03:07
13.11 mi
Rank: #23985 (-34)
20K β†’ HALF
6:32 | 9:36/mi
25K
2:26:54
15.53 mi
Rank: #23961 (+24)
HALF β†’ 25K
23:47 | 9:49/mi
30K
2:59:50
18.64 mi
Rank: #24058 (-97)
25K β†’ 30K
32:56 | 10:37/mi
20M
3:14:35
20.00 mi
Rank: #24111 (-53)
30K β†’ 20M
14:45 | 10:52/mi
21M
3:26:33
21.00 mi
Rank: #24165 (-54)
20M β†’ 21M
11:58 | 11:58/mi
35K
3:34:39
21.75 mi
Rank: #24208 (-43)
21M β†’ 35K
8:06 | 10:50/mi
23M
3:48:40
23.00 mi
Rank: #24260 (-52)
35K β†’ 23M
14:01 | 11:13/mi
24M
3:59:47
24.00 mi
Rank: #24302 (-42)
23M β†’ 24M
11:07 | 11:07/mi
40K
4:09:42
24.85 mi
Rank: #24336 (-34)
24M β†’ 40K
9:55 | 11:36/mi
25.2M
4:14:01
25.20 mi
Rank: #24366 (-30)
40K β†’ 25.2M
4:19 | 12:32/mi
FINISH
4:25:34
26.22 mi
Rank: #24475 (-109)
25.2M β†’ FINISH
11:33 | 11:21/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:03:07
Pace9:24 /mi
2nd Half
Distance13.11 mi
Time2:22:27
Pace10:52 /mi
πŸ“ŠPositive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:3128:029:0228:02
9:02
-
10K
6.21 mi11:39:2456:559:1028:53
9:18
+0:16
15K
9.32 mi12:08:471:26:189:1629:23
9:28
+0:10
20K
12.43 mi12:39:041:56:359:2330:17
9:45
+0:17
HALF
13.11 mi12:45:362:03:079:246:32
9:36
-0:09
25K
15.53 mi13:09:232:26:549:2823:47
9:49
+0:13
30K
18.64 mi13:42:192:59:509:3932:56
10:37
+0:48
20M
20.00 mi13:57:043:14:359:4414:45
10:52
+0:15
21M
21.00 mi14:09:023:26:339:5111:58
11:58
+1:06
35K
21.75 mi14:17:083:34:399:538:06
10:50
-1:08
23M
23.00 mi14:31:093:48:409:5714:01
11:13
+0:23
24M
24.00 mi14:42:163:59:4710:0011:07
11:07
-0:06
40K
24.85 mi14:52:114:09:4210:039:55
11:36
+0:29
25.2M
25.20 mi14:56:304:14:0110:054:19
12:32
+0:56
FINISH
26.22 mi15:08:034:25:3410:0911:33
11:21
-1:11

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:02 /mi

Average Pace

10:08 /mi

Slowest Pace

12:32 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:26:54

55% of race

Time at Steady Pace

1:20:55

30% of race

Time at Slower Pace

37:45

14% of race

Average Pace: 10:08 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:10:3128:029:0228:02
9:02
#22780
10K
6.21 mi11:39:2456:559:1028:53
9:18
#23422
15K
9.32 mi12:08:471:26:189:1629:23
9:28
#23755
20K
12.43 mi12:39:041:56:359:2330:17
9:45
#23951
HALF
13.11 mi12:45:362:03:079:246:32
9:36
#23985
25K
15.53 mi13:09:232:26:549:2823:47
9:49
#23961
30K
18.64 mi13:42:192:59:509:3932:56
10:37
#24058
20M
20.00 mi13:57:043:14:359:4414:45
10:52
#24111
21M
21.00 mi14:09:023:26:339:5111:58
11:58
#24165
35K
21.75 mi14:17:083:34:399:538:06
10:50
#24208
23M
23.00 mi14:31:093:48:409:5714:01
11:13
#24260
24M
24.00 mi14:42:163:59:4710:0011:07
11:07
#24302
40K
24.85 mi14:52:114:09:4210:039:55
11:36
#24336
25.2M
25.20 mi14:56:304:14:0110:054:19
12:32
#24366
FINISH
26.22 mi15:08:034:25:3410:0911:33
11:21
#24475
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi227809064906424323(Top 84%)9823(Top 78%)9823(Top 797%)
10K6.21 mi3.10 mi23422-6429369-3059369-30523960(Top 83%)9643(Top 77%)9643(Top 782%)
15K9.32 mi3.11 mi23755-3339532-1639532-16324323(Top 84%)9823(Top 78%)9823(Top 797%)
20K12.43 mi3.11 mi23951-1969636-1049636-10424438(Top 84%)9901(Top 79%)9901(Top 803%)
HALF13.11 mi0.68 mi23985-349654-189654-1824621(Top 85%)10010(Top 80%)10010(Top 812%)
25K15.53 mi2.42 mi23961+249652+29652+223837(Top 82%)9636(Top 77%)9636(Top 782%)
30K18.64 mi3.11 mi24058-979727-759727-7524521(Top 84%)10125(Top 80%)10125(Top 821%)
20M20.00 mi1.36 mi24111-539762-359762-3524652(Top 85%)10264(Top 82%)10264(Top 832%)
21M21.00 mi1.00 mi24165-549810-489810-4825025(Top 86%)10515(Top 84%)10515(Top 853%)
35K21.75 mi0.75 mi24208-439838-289838-2824939(Top 86%)10489(Top 83%)10489(Top 851%)
23M23.00 mi1.25 mi24260-529892-549892-5424913(Top 86%)10532(Top 84%)10532(Top 854%)
24M24.00 mi1.00 mi24302-429939-479939-4725340(Top 87%)10771(Top 86%)10771(Top 874%)
40K24.85 mi0.85 mi24336-349974-359974-3525269(Top 87%)10771(Top 86%)10771(Top 874%)
25.2M25.20 mi0.35 mi24366-309995-219995-2125370(Top 87%)10807(Top 86%)10807(Top 876%)
FINISH26.22 mi1.02 mi24475-10910058-6310058-6326653(Top 92%)11468(Top 91%)11468(Top 930%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 84%
Γ—21
+97ft-345ft

Overall

24323

Females

9823

F50-54

9823

5K→10K

3.1 - 6.2 mi

Top 83%
Γ—5
+79ft-138ft

Overall

23960

Females

9643

F50-54

9643

10K→15K

6.2 - 9.3 mi

Top 84%
Γ—3
+67ft-78ft

Overall

24323

Females

9823

F50-54

9823

15K→20K

9.3 - 12.4 mi

Top 84%
Γ—5
+106ft-86ft

Overall

24438

Females

9901

F50-54

9901

20K→HALF

12.4 - 13.1 mi

Top 85%
Γ—2
+19ft-37ft

Overall

24621

Females

10010

F50-54

10010

HALF→25K

13.1 - 15.5 mi

Top 82%
Γ—4
+66ft-88ft

Overall

23837

Females

9636

F50-54

9636

25K→30K

15.5 - 18.6 mi

Top 84%
Γ—9
+181ft-148ft

Overall

24521

Females

10125

F50-54

10125

30K→20M

18.6 - 20.0 mi

Top 85%
Γ—5
+64ft-50ft

Overall

24652

Females

10264

F50-54

10264

20M→21M

20.0 - 21.0 mi

Top 86%
Γ—8
+106ft-24ft

Overall

25025

Females

10515

F50-54

10515

21M→35K

21.0 - 21.8 mi

Top 86%
Γ—7
+17ft-86ft

Overall

24939

Females

10489

F50-54

10489

35K→23M

21.8 - 23.0 mi

Top 86%
Γ—5
+23ft-63ft

Overall

24913

Females

10532

F50-54

10532

23M→24M

23.0 - 24.0 mi

Top 87%
Γ—6
+12ft-82ft

Overall

25340

Females

10771

F50-54

10771

24M→40K

24.0 - 24.9 mi

Top 87%
Γ—1
+6ft-20ft

Overall

25269

Females

10771

F50-54

10771

40K→25.2M

24.9 - 25.2 mi

Top 87%
Γ—1
+13ft-16ft

Overall

25370

Females

10807

F50-54

10807

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
Γ—2
+22ft-21ft

Overall

26653

Females

11468

F50-54

11468

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
728
Passed By
1631
Net Change
-1695
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#22780
5K β†’ 10K63200-642#22780#23422
10K β†’ 15K68200-333#23422#23755
15K β†’ 20K75200-196#23755#23951
20K β†’ HALF1751-34#23951#23985
HALF β†’ 25K126102+24#23985#23961
25K β†’ 30K118200-97#23961#24058
30K β†’ 20M48101-53#24058#24111
20M β†’ 21M47101-54#24111#24165
21M β†’ 35K1558-43#24165#24208
35K β†’ 23M53105-52#24208#24260
23M β†’ 24M4183-42#24260#24302
24M β†’ 40K3771-34#24302#24336
40K β†’ 25.2M737-30#24336#24366
25.2M β†’ FINISH13122-109#24366#24475
TOTALS7281631-1695
πŸ“Š

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

πŸ“ˆPosition Graph

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🎨Heatmap Timeline

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πŸ”„Passing Circle

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🌊Position Flow

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πŸƒRace Lanes

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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing