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BOSTON MARATHON 2026

Belinda Delgado

Bib: 23241•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
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
25:49
3.11 mi
Rank: #18937
Start → 5K
25:49 | 8:19/mi
10K
51:54
6.21 mi
Rank: #19345 (-408)
5K → 10K
26:05 | 8:24/mi
15K
1:17:55
9.32 mi
Rank: #19353 (-8)
10K → 15K
26:01 | 8:23/mi
20K
1:44:18
12.43 mi
Rank: #19333 (+20)
15K → 20K
26:23 | 8:30/mi
HALF
1:50:05
13.11 mi
Rank: #19369 (-36)
20K → HALF
5:47 | 8:30/mi
25K
2:11:00
15.53 mi
Rank: #19342 (+27)
HALF → 25K
20:55 | 8:38/mi
30K
2:38:52
18.64 mi
Rank: #19351 (-9)
25K → 30K
27:52 | 8:59/mi
20M
2:51:22
20.00 mi
Rank: #19381 (-30)
30K → 20M
12:30 | 9:13/mi
21M
3:01:04
21.00 mi
Rank: #19374 (+7)
20M → 21M
9:42 | 9:42/mi
35K
3:07:58
21.75 mi
Rank: #19458 (-84)
21M → 35K
6:54 | 9:14/mi
23M
3:19:31
23.00 mi
Rank: #19468 (-10)
35K → 23M
11:33 | 9:14/mi
24M
3:28:23
24.00 mi
Rank: #19442 (+26)
23M → 24M
8:52 | 8:52/mi
40K
3:36:16
24.85 mi
Rank: #19450 (-8)
24M → 40K
7:53 | 9:14/mi
25.2M
3:39:41
25.20 mi
Rank: #19445 (+5)
40K → 25.2M
3:25 | 9:55/mi
FINISH
3:48:38
26.22 mi
Rank: #19453 (-8)
25.2M → FINISH
8:57 | 8:47/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:05
Pace8:24 /mi
2nd Half
Distance13.11 mi
Time1:58:33
Pace9:03 /mi
📊Positive Split: 7.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:0725:498:1925:49
8:19
-
10K
6.21 mi11:54:1251:548:2226:05
8:24
+0:05
15K
9.32 mi12:20:131:17:558:2226:01
8:23
-0:01
20K
12.43 mi12:46:361:44:188:2426:23
8:30
+0:07
HALF
13.11 mi12:52:231:50:058:245:47
8:30
0:00
25K
15.53 mi13:13:182:11:008:2620:55
8:38
+0:08
30K
18.64 mi13:41:102:38:528:3227:52
8:59
+0:21
20M
20.00 mi13:53:402:51:228:3512:30
9:13
+0:14
21M
21.00 mi14:03:223:01:048:389:42
9:42
+0:29
35K
21.75 mi14:10:163:07:588:396:54
9:14
-0:28
23M
23.00 mi14:21:493:19:318:4111:33
9:14
0:00
24M
24.00 mi14:30:413:28:238:418:52
8:52
-0:22
40K
24.85 mi14:38:343:36:168:437:53
9:14
+0:22
25.2M
25.20 mi14:41:593:39:418:443:25
9:55
+0:41
FINISH
26.22 mi14:50:563:48:388:448:57
8:47
-1:08

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

8:19 /mi

Average Pace

8:44 /mi

Slowest Pace

9:55 /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

2:56:41

77% of race

Time at Steady Pace

48:32

21% of race

Time at Slower Pace

3:25

1% 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 mi11:28:0725:498:1925:49
8:19
#18937
10K
6.21 mi11:54:1251:548:2226:05
8:24
#19345
15K
9.32 mi12:20:131:17:558:2226:01
8:23
#19353
20K
12.43 mi12:46:361:44:188:2426:23
8:30
#19333
HALF
13.11 mi12:52:231:50:058:245:47
8:30
#19369
25K
15.53 mi13:13:182:11:008:2620:55
8:38
#19342
30K
18.64 mi13:41:102:38:528:3227:52
8:59
#19351
20M
20.00 mi13:53:402:51:228:3512:30
9:13
#19381
21M
21.00 mi14:03:223:01:048:389:42
9:42
#19374
35K
21.75 mi14:10:163:07:588:396:54
9:14
#19458
23M
23.00 mi14:21:493:19:318:4111:33
9:14
#19468
24M
24.00 mi14:30:413:28:238:418:52
8:52
#19442
40K
24.85 mi14:38:343:36:168:437:53
9:14
#19450
25.2M
25.20 mi14:41:593:39:418:443:25
9:55
#19445
FINISH
26.22 mi14:50:563:48:388:448:57
8:47
#19453
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 mi189377051705119437(Top 67%)7282(Top 58%)7282(Top 591%)
10K6.21 mi3.10 mi19345-4087261-2107261-21019757(Top 68%)7460(Top 59%)7460(Top 605%)
15K9.32 mi3.11 mi19353-87245+167245+1619437(Top 67%)7282(Top 58%)7282(Top 591%)
20K12.43 mi3.11 mi19333+207251-67251-619276(Top 66%)7232(Top 57%)7232(Top 587%)
HALF13.11 mi0.68 mi19369-367269-187269-1820190(Top 70%)7681(Top 61%)7681(Top 623%)
25K15.53 mi2.42 mi19342+277261+87261+819335(Top 67%)7317(Top 58%)7317(Top 593%)
30K18.64 mi3.11 mi19351-97309-487309-4819442(Top 67%)7455(Top 59%)7455(Top 605%)
20M20.00 mi1.36 mi19381-307333-247333-2419870(Top 68%)7744(Top 62%)7744(Top 628%)
21M21.00 mi1.00 mi19374+77348-157348-1519396(Top 67%)7530(Top 60%)7530(Top 611%)
35K21.75 mi0.75 mi19458-847403-557403-5520893(Top 72%)8386(Top 67%)8386(Top 680%)
23M23.00 mi1.25 mi19468-107432-297432-2919564(Top 67%)7766(Top 62%)7766(Top 630%)
24M24.00 mi1.00 mi19442+267439-77439-718889(Top 65%)7468(Top 59%)7468(Top 606%)
40K24.85 mi0.85 mi19450-87451-127451-1219386(Top 67%)7774(Top 62%)7774(Top 630%)
25.2M25.20 mi0.35 mi19445+57455-47455-419089(Top 66%)7612(Top 61%)7612(Top 617%)
FINISH26.22 mi1.02 mi19453-87471-167471-1619581(Top 67%)7863(Top 63%)7863(Top 638%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21
+97ft-345ft

Overall

19437

Females

7282

F50-54

7282

5K→10K

3.1 - 6.2 mi

Top 68%
×5
+79ft-138ft

Overall

19757

Females

7460

F50-54

7460

10K→15K

6.2 - 9.3 mi

Top 67%
×3
+67ft-78ft

Overall

19437

Females

7282

F50-54

7282

15K→20K

9.3 - 12.4 mi

Top 66%
×5
+106ft-86ft

Overall

19276

Females

7232

F50-54

7232

20K→HALF

12.4 - 13.1 mi

Top 70%
×2
+19ft-37ft

Overall

20190

Females

7681

F50-54

7681

HALF→25K

13.1 - 15.5 mi

Top 67%
×4
+66ft-88ft

Overall

19335

Females

7317

F50-54

7317

25K→30K

15.5 - 18.6 mi

Top 67%
×9
+181ft-148ft

Overall

19442

Females

7455

F50-54

7455

30K→20M

18.6 - 20.0 mi

Top 68%
×5
+64ft-50ft

Overall

19870

Females

7744

F50-54

7744

20M→21M

20.0 - 21.0 mi

Top 67%
×8
+106ft-24ft

Overall

19396

Females

7530

F50-54

7530

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20893

Females

8386

F50-54

8386

35K→23M

21.8 - 23.0 mi

Top 67%
×5
+23ft-63ft

Overall

19564

Females

7766

F50-54

7766

23M→24M

23.0 - 24.0 mi

Top 65%
×6
+12ft-82ft

Overall

18889

Females

7468

F50-54

7468

24M→40K

24.0 - 24.9 mi

Top 67%
×1
+6ft-20ft

Overall

19386

Females

7774

F50-54

7774

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1
+13ft-16ft

Overall

19089

Females

7612

F50-54

7612

25.2M→FINISH

25.2 - 26.2 mi

Top 67%
×2
+22ft-21ft

Overall

19581

Females

7863

F50-54

7863

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1301
Passed By
1497
Net Change
-516
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18937
5K → 10K112200-408#18937#19345
10K → 15K173181-8#19345#19353
15K → 20K159139+20#19353#19333
20K → HALF1854-36#19333#19369
HALF → 25K136109+27#19369#19342
25K → 30K186195-9#19342#19351
30K → 20M82112-30#19351#19381
20M → 21M9184+7#19381#19374
21M → 35K39123-84#19374#19458
35K → 23M8797-10#19458#19468
23M → 24M7549+26#19468#19442
24M → 40K6270-8#19442#19450
40K → 25.2M2722+5#19450#19445
25.2M → FINISH5462-8#19445#19453
TOTALS13011497-516
📊

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