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BOSTON MARATHON 2026

Marian Ledesma

Bib: 10234•F

WA

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0:00
0:00
/ mi
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Overall
#0 / 29021
Top 43%
Gender (Female)
#0 / 12578
Top 28%
Age Group (F18-39)
#0 / 5716
Top 48%
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
21:13
3.11 mi
Rank: #7161
Start → 5K
21:13 | 6:50/mi
10K
42:50
6.21 mi
Rank: #7784 (-623)
5K → 10K
21:37 | 6:58/mi
15K
1:03:44
9.32 mi
Rank: #7250 (+534)
10K → 15K
20:54 | 6:44/mi
20K
1:24:44
12.43 mi
Rank: #6820 (+430)
15K → 20K
21:00 | 6:46/mi
HALF
1:29:18
13.11 mi
Rank: #6774 (+46)
20K → HALF
4:34 | 6:42/mi
25K
1:46:51
15.53 mi
Rank: #7215 (-441)
HALF → 25K
17:33 | 7:15/mi
30K
2:11:23
18.64 mi
Rank: #8069 (-854)
25K → 30K
24:32 | 7:54/mi
20M
2:22:49
20.00 mi
Rank: #8535 (-466)
30K → 20M
11:26 | 8:26/mi
21M
2:33:04
21.00 mi
Rank: #9466 (-931)
20M → 21M
10:15 | 10:15/mi
35K
2:39:57
21.75 mi
Rank: #9952 (-486)
21M → 35K
6:53 | 9:13/mi
23M
2:51:38
23.00 mi
Rank: #10750 (-798)
35K → 23M
11:41 | 9:21/mi
24M
3:01:38
24.00 mi
Rank: #11585 (-835)
23M → 24M
10:00 | 10:00/mi
40K
3:10:15
24.85 mi
Rank: #12202 (-617)
24M → 40K
8:37 | 10:05/mi
25.2M
3:13:43
25.20 mi
Rank: #12356 (-154)
40K → 25.2M
3:28 | 10:04/mi
FINISH
3:22:17
26.22 mi
Rank: #12561 (-205)
25.2M → FINISH
8:34 | 8:25/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:29:18
Pace6:49 /mi
2nd Half
Distance13.11 mi
Time1:52:59
Pace8:38 /mi
📊Positive Split: 26.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:38:2621:136:5021:13
6:50
-
10K
6.21 mi11:00:0342:506:5421:37
6:58
+0:08
15K
9.32 mi11:20:571:03:446:5120:54
6:44
-0:14
20K
12.43 mi11:41:571:24:446:5021:00
6:46
+0:02
HALF
13.11 mi11:46:311:29:186:494:34
6:42
-0:04
25K
15.53 mi12:04:041:46:516:5317:33
7:15
+0:33
30K
18.64 mi12:28:362:11:237:0324:32
7:54
+0:39
20M
20.00 mi12:40:022:22:497:0911:26
8:26
+0:32
21M
21.00 mi12:50:172:33:047:1810:15
10:15
+1:49
35K
21.75 mi12:57:102:39:577:226:53
9:13
-1:02
23M
23.00 mi13:08:512:51:387:2811:41
9:21
+0:08
24M
24.00 mi13:18:513:01:387:3510:00
10:00
+0:39
40K
24.85 mi13:27:283:10:157:408:37
10:05
+0:05
25.2M
25.20 mi13:30:563:13:437:423:28
10:04
-0:01
FINISH
26.22 mi13:39:303:22:177:448:34
8:25
-1:39

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

6:42 /mi

Average Pace

7:43 /mi

Slowest Pace

10:15 /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

1:46:51

53% of race

Time at Steady Pace

44:32

22% of race

Time at Slower Pace

50:54

25% of race

Average Pace: 7:43 /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 mi10:38:2621:136:5021:13
6:50
#7161
10K
6.21 mi11:00:0342:506:5421:37
6:58
#7784
15K
9.32 mi11:20:571:03:446:5120:54
6:44
#7250
20K
12.43 mi11:41:571:24:446:5021:00
6:46
#6820
HALF
13.11 mi11:46:311:29:186:494:34
6:42
#6774
25K
15.53 mi12:04:041:46:516:5317:33
7:15
#7215
30K
18.64 mi12:28:362:11:237:0324:32
7:54
#8069
20M
20.00 mi12:40:022:22:497:0911:26
8:26
#8535
21M
21.00 mi12:50:172:33:047:1810:15
10:15
#9466
35K
21.75 mi12:57:102:39:577:226:53
9:13
#9952
23M
23.00 mi13:08:512:51:387:2811:41
9:21
#10750
24M
24.00 mi13:18:513:01:387:3510:00
10:00
#11585
40K
24.85 mi13:27:283:10:157:408:37
10:05
#12202
25.2M
25.20 mi13:30:563:13:437:423:28
10:04
#12356
FINISH
26.22 mi13:39:303:22:177:448:34
8:25
#12561
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 mi71618118116107(Top 21%)589(Top 5%)589(Top 10%)
10K6.21 mi3.10 mi7784-6231018-2071018-2078397(Top 29%)1241(Top 10%)1241(Top 22%)
15K9.32 mi3.11 mi7250+534862+156862+1566107(Top 21%)589(Top 5%)589(Top 10%)
20K12.43 mi3.11 mi6820+430745+117745+1175810(Top 20%)538(Top 4%)538(Top 9%)
HALF13.11 mi0.68 mi6774+46735+10735+106272(Top 22%)642(Top 5%)642(Top 11%)
25K15.53 mi2.42 mi7215-441872-137872-1379216(Top 32%)1751(Top 14%)1751(Top 31%)
30K18.64 mi3.11 mi8069-8541182-3101182-31012714(Top 44%)3690(Top 29%)3690(Top 65%)
20M20.00 mi1.36 mi8535-4661385-2031385-20315701(Top 54%)5465(Top 43%)5465(Top 96%)
21M21.00 mi1.00 mi9466-9311823-4381823-43821222(Top 73%)8493(Top 68%)8493(Top 149%)
35K21.75 mi0.75 mi9952-4862087-2642087-26420806(Top 72%)8338(Top 66%)8338(Top 146%)
23M23.00 mi1.25 mi10750-7982518-4312518-43119978(Top 69%)7964(Top 63%)7964(Top 139%)
24M24.00 mi1.00 mi11585-8352965-4472965-44722799(Top 79%)9440(Top 75%)9440(Top 165%)
40K24.85 mi0.85 mi12202-6173349-3843349-38422146(Top 76%)9170(Top 73%)9170(Top 160%)
25.2M25.20 mi0.35 mi12356-1543428-793428-7919597(Top 68%)7852(Top 62%)7852(Top 137%)
FINISH26.22 mi1.02 mi12561-2053577-1493577-14917645(Top 61%)6846(Top 54%)6846(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 21%
×21
+97ft-345ft

Overall

6107

Females

589

F18-39

589

5K→10K

3.1 - 6.2 mi

Top 29%
×5
+79ft-138ft

Overall

8397

Females

1241

F18-39

1241

10K→15K

6.2 - 9.3 mi

Top 21%
×3
+67ft-78ft

Overall

6107

Females

589

F18-39

589

15K→20K

9.3 - 12.4 mi

Top 20%
×5
+106ft-86ft

Overall

5810

Females

538

F18-39

538

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6272

Females

642

F18-39

642

HALF→25K

13.1 - 15.5 mi

Top 32%
×4
+66ft-88ft

Overall

9216

Females

1751

F18-39

1751

25K→30K

15.5 - 18.6 mi

Top 44%
×9
+181ft-148ft

Overall

12714

Females

3690

F18-39

3690

30K→20M

18.6 - 20.0 mi

Top 54%
×5
+64ft-50ft

Overall

15701

Females

5465

F18-39

5465

20M→21M

20.0 - 21.0 mi

Top 73%
×8
+106ft-24ft

Overall

21222

Females

8493

F18-39

8493

21M→35K

21.0 - 21.8 mi

Top 72%
×7
+17ft-86ft

Overall

20806

Females

8338

F18-39

8338

35K→23M

21.8 - 23.0 mi

Top 69%
×5
+23ft-63ft

Overall

19978

Females

7964

F18-39

7964

23M→24M

23.0 - 24.0 mi

Top 79%
×6
+12ft-82ft

Overall

22799

Females

9440

F18-39

9440

24M→40K

24.0 - 24.9 mi

Top 76%
×1
+6ft-20ft

Overall

22146

Females

9170

F18-39

9170

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1
+13ft-16ft

Overall

19597

Females

7852

F18-39

7852

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17645

Females

6846

F18-39

6846

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1252*
Passed By
2197
Net Change
-5400
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7161
5K → 10K52200-623#7161#7784
10K → 15K542*8+534#7784#7250
15K → 20K443*13+430#7250#6820
20K → HALF5711+46#6820#6774
HALF → 25K37200-441#6774#7215
25K → 30K21200-854#7215#8069
30K → 20M13200-466#8069#8535
20M → 21M1200-931#8535#9466
21M → 35K8200-486#9466#9952
35K → 23M23200-798#9952#10750
23M → 24M7200-835#10750#11585
24M → 40K16200-617#11585#12202
40K → 25.2M11165-154#12202#12356
25.2M → FINISH21200-205#12356#12561
TOTALS1252*2197-5400

* 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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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