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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Oscar Castañeda Valencia

Bib: 8661 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 21%
Gender (Male)
#0 / 16340
Top 33%
Masters (Masters Men)
#0 / 10617
Top 18%
Age Group (M40-44)
#0 / 2198
Top 45%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Oscar

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:09/mi at mile 3.1

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
19:06
3.11 mi
Rank: #1832
Start → 5K
19:06 | 6:09/mi
10K
38:43
6.21 mi
Rank: #2333 (-501)
5K → 10K
19:37 | 6:19/mi
15K
58:26
9.32 mi
Rank: #2589 (-256)
10K → 15K
19:43 | 6:21/mi
20K
1:18:54
12.43 mi
Rank: #3024 (-435)
15K → 20K
20:28 | 6:36/mi
HALF
1:23:26
13.11 mi
Rank: #3154 (-130)
20K → HALF
4:32 | 6:40/mi
25K
1:39:30
15.53 mi
Rank: #3283 (-129)
HALF → 25K
16:04 | 6:38/mi
30K
2:01:23
18.64 mi
Rank: #3701 (-418)
25K → 30K
21:53 | 7:03/mi
20M
2:11:47
20.00 mi
Rank: #4099 (-398)
30K → 20M
10:24 | 7:40/mi
21M
2:19:48
21.00 mi
Rank: #4363 (-264)
20M → 21M
8:01 | 8:01/mi
35K
2:25:14
21.75 mi
Rank: #4506 (-143)
21M → 35K
5:26 | 7:16/mi
23M
2:34:38
23.00 mi
Rank: #4748 (-242)
35K → 23M
9:24 | 7:31/mi
24M
2:42:34
24.00 mi
Rank: #5134 (-386)
23M → 24M
7:56 | 7:56/mi
40K
2:49:43
24.85 mi
Rank: #5567 (-433)
24M → 40K
7:09 | 8:22/mi
25.2M
2:52:51
25.20 mi
Rank: #5746 (-179)
40K → 25.2M
3:08 | 9:06/mi
FINISH
3:00:31
26.22 mi
Rank: #5992 (-246)
25.2M → FINISH
7:40 | 7:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:23:26
Pace6:22 /mi
2nd Half
Distance13.11 mi
Time1:37:05
Pace7:25 /mi
📊Positive Split: 16.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:4719:066:0919:06
6:09
-
10K
6.21 mi11:00:2438:436:1419:37
6:19
+0:10
15K
9.32 mi11:20:0758:266:1719:43
6:21
+0:02
20K
12.43 mi11:40:351:18:546:2120:28
6:36
+0:15
HALF
13.11 mi11:45:071:23:266:224:32
6:40
+0:04
25K
15.53 mi12:01:111:39:306:2516:04
6:38
-0:02
30K
18.64 mi12:23:042:01:236:3121:53
7:03
+0:25
20M
20.00 mi12:33:282:11:476:3610:24
7:40
+0:37
21M
21.00 mi12:41:292:19:486:408:01
8:01
+0:21
35K
21.75 mi12:46:552:25:146:415:26
7:16
-0:45
23M
23.00 mi12:56:192:34:386:449:24
7:31
+0:15
24M
24.00 mi13:04:152:42:346:477:56
7:56
+0:25
40K
24.85 mi13:11:242:49:436:507:09
8:22
+0:26
25.2M
25.20 mi13:14:322:52:516:523:08
9:06
+0:44
FINISH
26.22 mi13:22:123:00:316:547:40
7:32
-1:34

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

6:09 /mi

Average Pace

6:53 /mi

Slowest Pace

9:06 /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

1:39:30

55% of race

Time at Steady Pace

54:47

30% of race

Time at Slower Pace

26:14

15% of race

Average Pace: 6:53 /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 mi10:40:4719:066:0919:06
6:09
#1832
10K
6.21 mi11:00:2438:436:1419:37
6:19
#2333
15K
9.32 mi11:20:0758:266:1719:43
6:21
#2589
20K
12.43 mi11:40:351:18:546:2120:28
6:36
#3024
HALF
13.11 mi11:45:071:23:266:224:32
6:40
#3154
25K
15.53 mi12:01:111:39:306:2516:04
6:38
#3283
30K
18.64 mi12:23:042:01:236:3121:53
7:03
#3701
20M
20.00 mi12:33:282:11:476:3610:24
7:40
#4099
21M
21.00 mi12:41:292:19:486:408:01
8:01
#4363
35K
21.75 mi12:46:552:25:146:415:26
7:16
#4506
23M
23.00 mi12:56:192:34:386:449:24
7:31
#4748
24M
24.00 mi13:04:152:42:346:477:56
7:56
#5134
40K
24.85 mi13:11:242:49:436:507:09
8:22
#5567
25.2M
25.20 mi13:14:322:52:516:523:08
9:06
#5746
FINISH
26.22 mi13:22:123:00:316:547:40
7:32
#5992
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM40-44Seg. OverallSeg. MalesSeg. M40-44
5K3.11 mi3.11 mi1832176517653174(Top 11%)3038(Top 19%)3038(Top 138%)
10K6.21 mi3.10 mi2333-5012248-4832248-4832945(Top 10%)2828(Top 17%)2828(Top 129%)
15K9.32 mi3.11 mi2589-2562490-2422490-2423174(Top 11%)3038(Top 19%)3038(Top 138%)
20K12.43 mi3.11 mi3024-4352900-4102900-4104362(Top 15%)4104(Top 25%)4104(Top 187%)
HALF13.11 mi0.68 mi3154-1303024-1243024-1245707(Top 20%)5185(Top 32%)5185(Top 236%)
25K15.53 mi2.42 mi3283-1293145-1213145-1214311(Top 15%)4028(Top 25%)4028(Top 183%)
30K18.64 mi3.11 mi3701-4183524-3793524-3796237(Top 21%)5474(Top 34%)5474(Top 249%)
20M20.00 mi1.36 mi4099-3983860-3363860-33610231(Top 35%)7672(Top 47%)7672(Top 349%)
21M21.00 mi1.00 mi4363-2644089-2294089-2299945(Top 34%)7426(Top 45%)7426(Top 338%)
35K21.75 mi0.75 mi4506-1434205-1164205-1168950(Top 31%)6907(Top 42%)6907(Top 314%)
23M23.00 mi1.25 mi4748-2424393-1884393-1888926(Top 31%)6823(Top 42%)6823(Top 310%)
24M24.00 mi1.00 mi5134-3864699-3064699-30613212(Top 46%)8779(Top 54%)8779(Top 399%)
40K24.85 mi0.85 mi5567-4335023-3245023-32414788(Top 51%)9399(Top 58%)9399(Top 428%)
25.2M25.20 mi0.35 mi5746-1795160-1375160-13715088(Top 52%)9503(Top 58%)9503(Top 432%)
FINISH26.22 mi1.02 mi5992-2465341-1815341-18111537(Top 40%)7856(Top 48%)7856(Top 357%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 11%
×21
+97ft-345ft

Overall

3174

Males

3038

M40-44

3038

5K→10K

3.1 - 6.2 mi

Top 10%
×5
+79ft-138ft

Overall

2945

Males

2828

M40-44

2828

10K→15K

6.2 - 9.3 mi

Top 11%
×3
+67ft-78ft

Overall

3174

Males

3038

M40-44

3038

15K→20K

9.3 - 12.4 mi

Top 15%
×5
+106ft-86ft

Overall

4362

Males

4104

M40-44

4104

20K→HALF

12.4 - 13.1 mi

Top 20%
×2
+19ft-37ft

Overall

5707

Males

5185

M40-44

5185

HALF→25K

13.1 - 15.5 mi

Top 15%
×4
+66ft-88ft

Overall

4311

Males

4028

M40-44

4028

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

6237

Males

5474

M40-44

5474

30K→20M

18.6 - 20.0 mi

Top 35%
×5
+64ft-50ft

Overall

10231

Males

7672

M40-44

7672

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9945

Males

7426

M40-44

7426

21M→35K

21.0 - 21.8 mi

Top 31%
×7
+17ft-86ft

Overall

8950

Males

6907

M40-44

6907

35K→23M

21.8 - 23.0 mi

Top 31%
×5
+23ft-63ft

Overall

8926

Males

6823

M40-44

6823

23M→24M

23.0 - 24.0 mi

Top 46%
×6
+12ft-82ft

Overall

13212

Males

8779

M40-44

8779

24M→40K

24.0 - 24.9 mi

Top 51%
×1
+6ft-20ft

Overall

14788

Males

9399

M40-44

9399

40K→25.2M

24.9 - 25.2 mi

Top 52%
×1
+13ft-16ft

Overall

15088

Males

9503

M40-44

9503

25.2M→FINISH

25.2 - 26.2 mi

Top 40%
×2
+22ft-21ft

Overall

11537

Males

7856

M40-44

7856

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
208
Passed By
2628
Net Change
-4160
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#1832
5K → 10K9200-501#1832#2333
10K → 15K17200-256#2333#2589
15K → 20K12200-435#2589#3024
20K → HALF0130-130#3024#3154
HALF → 25K34163-129#3154#3283
25K → 30K32200-418#3283#3701
30K → 20M15200-398#3701#4099
20M → 21M9200-264#4099#4363
21M → 35K10153-143#4363#4506
35K → 23M32200-242#4506#4748
23M → 24M9200-386#4748#5134
24M → 40K8200-433#5134#5567
40K → 25.2M3182-179#5567#5746
25.2M → FINISH18200-246#5746#5992
TOTALS2082628-4160
📊

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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