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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Juan Calderon

Bib: 11465 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 36%
Gender (Male)
#0 / 16340
Top 49%
Masters (Masters Men)
#0 / 10617
Top 38%
Age Group (M45-49)
#0 / 2413
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
22:13
3.11 mi
Rank: #9741
Start → 5K
22:13 | 7:10/mi
10K
44:30
6.21 mi
Rank: #9861 (-120)
5K → 10K
22:17 | 7:11/mi
15K
1:07:06
9.32 mi
Rank: #10132 (-271)
10K → 15K
22:36 | 7:17/mi
20K
1:30:24
12.43 mi
Rank: #10535 (-403)
15K → 20K
23:18 | 7:30/mi
HALF
1:35:26
13.11 mi
Rank: #10617 (-82)
20K → HALF
5:02 | 7:24/mi
25K
1:53:39
15.53 mi
Rank: #10730 (-113)
HALF → 25K
18:13 | 7:31/mi
30K
2:17:47
18.64 mi
Rank: #10920 (-190)
25K → 30K
24:08 | 7:47/mi
20M
2:28:13
20.00 mi
Rank: #10859 (+61)
30K → 20M
10:26 | 7:41/mi
21M
2:36:22
21.00 mi
Rank: #10835 (+24)
20M → 21M
8:09 | 8:09/mi
35K
2:42:03
21.75 mi
Rank: #10843 (-8)
21M → 35K
5:41 | 7:36/mi
23M
2:51:38
23.00 mi
Rank: #10743 (+100)
35K → 23M
9:35 | 7:40/mi
24M
2:59:07
24.00 mi
Rank: #10673 (+70)
23M → 24M
7:29 | 7:29/mi
40K
3:05:38
24.85 mi
Rank: #10602 (+71)
24M → 40K
6:31 | 7:38/mi
25.2M
3:08:28
25.20 mi
Rank: #10584 (+18)
40K → 25.2M
2:50 | 8:13/mi
FINISH
3:15:52
26.22 mi
Rank: #10506 (+78)
25.2M → FINISH
7:24 | 7:16/mi
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Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:35:26
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:40:26
Pace7:40 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:40:2622:137:1022:13
7:10
-
10K
6.21 mi11:02:4344:307:1022:17
7:11
+0:01
15K
9.32 mi11:25:191:07:067:1222:36
7:17
+0:06
20K
12.43 mi11:48:371:30:247:1723:18
7:30
+0:13
HALF
13.11 mi11:53:391:35:267:175:02
7:24
-0:06
25K
15.53 mi12:11:521:53:397:1918:13
7:31
+0:07
30K
18.64 mi12:36:002:17:477:2424:08
7:47
+0:16
20M
20.00 mi12:46:262:28:137:2510:26
7:41
-0:06
21M
21.00 mi12:54:352:36:227:278:09
8:09
+0:28
35K
21.75 mi13:00:162:42:037:285:41
7:36
-0:33
23M
23.00 mi13:09:512:51:387:289:35
7:40
+0:04
24M
24.00 mi13:17:202:59:077:287:29
7:29
-0:11
40K
24.85 mi13:23:513:05:387:296:31
7:38
+0:09
25.2M
25.20 mi13:26:413:08:287:292:50
8:13
+0:35
FINISH
26.22 mi13:34:053:15:527:297:24
7:16
-0:57

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

7:10 /mi

Average Pace

7:29 /mi

Slowest Pace

8:13 /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

3:04:53

94% of race

Time at Steady Pace

10:59

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:28 /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 mi10:40:2622:137:1022:13
7:10
#9741
10K
6.21 mi11:02:4344:307:1022:17
7:11
#9861
15K
9.32 mi11:25:191:07:067:1222:36
7:17
#10132
20K
12.43 mi11:48:371:30:247:1723:18
7:30
#10535
HALF
13.11 mi11:53:391:35:267:175:02
7:24
#10617
25K
15.53 mi12:11:521:53:397:1918:13
7:31
#10730
30K
18.64 mi12:36:002:17:477:2424:08
7:47
#10920
20M
20.00 mi12:46:262:28:137:2510:26
7:41
#10859
21M
21.00 mi12:54:352:36:227:278:09
8:09
#10835
35K
21.75 mi13:00:162:42:037:285:41
7:36
#10843
23M
23.00 mi13:09:512:51:387:289:35
7:40
#10743
24M
24.00 mi13:17:202:59:077:287:29
7:29
#10673
40K
24.85 mi13:23:513:05:387:296:31
7:38
#10602
25.2M
25.20 mi13:26:413:08:287:292:50
8:13
#10584
FINISH
26.22 mi13:34:053:15:527:297:24
7:16
#10506
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM45-49Seg. OverallSeg. MalesSeg. M45-49
5K3.11 mi3.11 mi97417947794710800(Top 37%)8392(Top 51%)8392(Top 348%)
10K6.21 mi3.10 mi9861-1208005-588005-5810014(Top 35%)8066(Top 49%)8066(Top 334%)
15K9.32 mi3.11 mi10132-2718128-1238128-12310800(Top 37%)8392(Top 51%)8392(Top 348%)
20K12.43 mi3.11 mi10535-4038269-1418269-14111945(Top 41%)8815(Top 54%)8815(Top 365%)
HALF13.11 mi0.68 mi10617-828310-418310-4111892(Top 41%)8864(Top 54%)8864(Top 367%)
25K15.53 mi2.42 mi10730-1138320-108320-1011496(Top 40%)8552(Top 52%)8552(Top 354%)
30K18.64 mi3.11 mi10920-1908374-548374-5411714(Top 40%)8519(Top 52%)8519(Top 353%)
20M20.00 mi1.36 mi10859+618317+578317+5710443(Top 36%)7794(Top 48%)7794(Top 323%)
21M21.00 mi1.00 mi10835+248287+308287+3010875(Top 37%)7906(Top 48%)7906(Top 328%)
35K21.75 mi0.75 mi10843-88269+188269+1811501(Top 40%)8186(Top 50%)8186(Top 339%)
23M23.00 mi1.25 mi10743+1008195+748195+749972(Top 34%)7361(Top 45%)7361(Top 305%)
24M24.00 mi1.00 mi10673+708135+608135+609930(Top 34%)7260(Top 44%)7260(Top 301%)
40K24.85 mi0.85 mi10602+718085+508085+509729(Top 34%)7072(Top 43%)7072(Top 293%)
25.2M25.20 mi0.35 mi10584+188068+178068+179684(Top 33%)6973(Top 43%)6973(Top 289%)
FINISH26.22 mi1.02 mi10506+788003+658003+659571(Top 33%)6903(Top 42%)6903(Top 286%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21
+97ft-345ft

Overall

10800

Males

8392

M45-49

8392

5K→10K

3.1 - 6.2 mi

Top 35%
×5
+79ft-138ft

Overall

10014

Males

8066

M45-49

8066

10K→15K

6.2 - 9.3 mi

Top 37%
×3
+67ft-78ft

Overall

10800

Males

8392

M45-49

8392

15K→20K

9.3 - 12.4 mi

Top 41%
×5
+106ft-86ft

Overall

11945

Males

8815

M45-49

8815

20K→HALF

12.4 - 13.1 mi

Top 41%
×2
+19ft-37ft

Overall

11892

Males

8864

M45-49

8864

HALF→25K

13.1 - 15.5 mi

Top 40%
×4
+66ft-88ft

Overall

11496

Males

8552

M45-49

8552

25K→30K

15.5 - 18.6 mi

Top 40%
×9
+181ft-148ft

Overall

11714

Males

8519

M45-49

8519

30K→20M

18.6 - 20.0 mi

Top 36%
×5
+64ft-50ft

Overall

10443

Males

7794

M45-49

7794

20M→21M

20.0 - 21.0 mi

Top 37%
×8
+106ft-24ft

Overall

10875

Males

7906

M45-49

7906

21M→35K

21.0 - 21.8 mi

Top 40%
×7
+17ft-86ft

Overall

11501

Males

8186

M45-49

8186

35K→23M

21.8 - 23.0 mi

Top 34%
×5
+23ft-63ft

Overall

9972

Males

7361

M45-49

7361

23M→24M

23.0 - 24.0 mi

Top 34%
×6
+12ft-82ft

Overall

9930

Males

7260

M45-49

7260

24M→40K

24.0 - 24.9 mi

Top 34%
×1
+6ft-20ft

Overall

9729

Males

7072

M45-49

7072

40K→25.2M

24.9 - 25.2 mi

Top 33%
×1
+13ft-16ft

Overall

9684

Males

6973

M45-49

6973

25.2M→FINISH

25.2 - 26.2 mi

Top 33%
×2
+22ft-21ft

Overall

9571

Males

6903

M45-49

6903

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1383
Passed By
1477
Net Change
-765
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9741
5K → 10K188200-120#9741#9861
10K → 15K90200-271#9861#10132
15K → 20K63200-403#10132#10535
20K → HALF1496-82#10535#10617
HALF → 25K103200-113#10617#10730
25K → 30K130200-190#10730#10920
30K → 20M12665+61#10920#10859
20M → 21M10682+24#10859#10835
21M → 35K5159-8#10835#10843
35K → 23M15353+100#10843#10743
23M → 24M11646+70#10743#10673
24M → 40K9827+71#10673#10602
40K → 25.2M3921+18#10602#10584
25.2M → FINISH10628+78#10584#10506
TOTALS13831477-765
📊

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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