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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Tony Chow

Bib: 11211 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 24%
Gender (Male)
#0 / 16340
Top 37%
Masters (Masters Men)
#0 / 10617
Top 23%
Age Group (M45-49)
#0 / 2413
Top 32%
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
21:23
3.11 mi
Rank: #7579
Start → 5K
21:23 | 6:53/mi
10K
42:54
6.21 mi
Rank: #7863 (-284)
5K → 10K
21:31 | 6:56/mi
15K
1:04:43
9.32 mi
Rank: #8149 (-286)
10K → 15K
21:49 | 7:02/mi
20K
1:26:32
12.43 mi
Rank: #8103 (+46)
15K → 20K
21:49 | 7:02/mi
HALF
1:31:09
13.11 mi
Rank: #8042 (+61)
20K → HALF
4:37 | 6:47/mi
25K
1:47:58
15.53 mi
Rank: #7799 (+243)
HALF → 25K
16:49 | 6:57/mi
30K
2:09:48
18.64 mi
Rank: #7438 (+361)
25K → 30K
21:50 | 7:02/mi
20M
2:19:15
20.00 mi
Rank: #7238 (+200)
30K → 20M
9:27 | 6:58/mi
21M
2:26:41
21.00 mi
Rank: #7117 (+121)
20M → 21M
7:26 | 7:26/mi
35K
2:31:53
21.75 mi
Rank: #7064 (+53)
21M → 35K
5:12 | 6:58/mi
23M
2:40:56
23.00 mi
Rank: #6992 (+72)
35K → 23M
9:03 | 7:14/mi
24M
2:48:04
24.00 mi
Rank: #6965 (+27)
23M → 24M
7:08 | 7:08/mi
40K
2:54:19
24.85 mi
Rank: #6940 (+25)
24M → 40K
6:15 | 7:19/mi
25.2M
2:57:03
25.20 mi
Rank: #6927 (+13)
40K → 25.2M
2:44 | 7:56/mi
FINISH
3:04:12
26.22 mi
Rank: #6905 (+22)
25.2M → FINISH
7:09 | 7:01/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
Time1:31:09
Pace6:58 /mi
2nd Half
Distance13.11 mi
Time1:33:03
Pace7:06 /mi
📊Positive Split: 2.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:39:2021:236:5321:23
6:53
-
10K
6.21 mi11:00:5142:546:5521:31
6:56
+0:03
15K
9.32 mi11:22:401:04:436:5721:49
7:02
+0:06
20K
12.43 mi11:44:291:26:326:5821:49
7:02
0:00
HALF
13.11 mi11:49:061:31:096:584:37
6:47
-0:15
25K
15.53 mi12:05:551:47:586:5816:49
6:57
+0:10
30K
18.64 mi12:27:452:09:486:5821:50
7:02
+0:05
20M
20.00 mi12:37:122:19:156:589:27
6:58
-0:04
21M
21.00 mi12:44:382:26:417:007:26
7:26
+0:28
35K
21.75 mi12:49:502:31:537:005:12
6:58
-0:28
23M
23.00 mi12:58:532:40:567:009:03
7:14
+0:16
24M
24.00 mi13:06:012:48:047:017:08
7:08
-0:06
40K
24.85 mi13:12:162:54:197:016:15
7:19
+0:11
25.2M
25.20 mi13:15:002:57:037:022:44
7:56
+0:37
FINISH
26.22 mi13:22:093:04:127:027:09
7:01
-0:55

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

6:47 /mi

Average Pace

7:02 /mi

Slowest Pace

7:56 /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

3:01:28

99% of race

Time at Steady Pace

2:44

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:02 /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 mi10:39:2021:236:5321:23
6:53
#7579
10K
6.21 mi11:00:5142:546:5521:31
6:56
#7863
15K
9.32 mi11:22:401:04:436:5721:49
7:02
#8149
20K
12.43 mi11:44:291:26:326:5821:49
7:02
#8103
HALF
13.11 mi11:49:061:31:096:584:37
6:47
#8042
25K
15.53 mi12:05:551:47:586:5816:49
6:57
#7799
30K
18.64 mi12:27:452:09:486:5821:50
7:02
#7438
20M
20.00 mi12:37:122:19:156:589:27
6:58
#7238
21M
21.00 mi12:44:382:26:417:007:26
7:26
#7117
35K
21.75 mi12:49:502:31:537:005:12
6:58
#7064
23M
23.00 mi12:58:532:40:567:009:03
7:14
#6992
24M
24.00 mi13:06:012:48:047:017:08
7:08
#6965
40K
24.85 mi13:12:162:54:197:016:15
7:19
#6940
25.2M
25.20 mi13:15:002:57:037:022:44
7:56
#6927
FINISH
26.22 mi13:22:093:04:127:027:09
7:01
#6905
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 mi7579661466148701(Top 30%)7295(Top 45%)7295(Top 302%)
10K6.21 mi3.10 mi7863-2846802-1886802-1888113(Top 28%)6956(Top 43%)6956(Top 288%)
15K9.32 mi3.11 mi8149-2866978-1766978-1768701(Top 30%)7295(Top 45%)7295(Top 302%)
20K12.43 mi3.11 mi8103+466935+436935+438018(Top 28%)6845(Top 42%)6845(Top 284%)
HALF13.11 mi0.68 mi8042+616902+336902+336851(Top 24%)6069(Top 37%)6069(Top 252%)
25K15.53 mi2.42 mi7799+2436734+1686734+1686940(Top 24%)6072(Top 37%)6072(Top 252%)
30K18.64 mi3.11 mi7438+3616465+2696465+2696117(Top 21%)5391(Top 33%)5391(Top 223%)
20M20.00 mi1.36 mi7238+2006320+1456320+1455278(Top 18%)4714(Top 29%)4714(Top 195%)
21M21.00 mi1.00 mi7117+1216212+1086212+1086076(Top 21%)5170(Top 32%)5170(Top 214%)
35K21.75 mi0.75 mi7064+536169+436169+436700(Top 23%)5623(Top 34%)5623(Top 233%)
23M23.00 mi1.25 mi6992+726093+766093+766973(Top 24%)5733(Top 35%)5733(Top 238%)
24M24.00 mi1.00 mi6965+276056+376056+377355(Top 25%)5886(Top 36%)5886(Top 244%)
40K24.85 mi0.85 mi6940+256023+336023+337473(Top 26%)5865(Top 36%)5865(Top 243%)
25.2M25.20 mi0.35 mi6927+136009+146009+147824(Top 27%)5994(Top 37%)5994(Top 248%)
FINISH26.22 mi1.02 mi6905+225975+345975+347674(Top 26%)5873(Top 36%)5873(Top 243%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21
+97ft-345ft

Overall

8701

Males

7295

M45-49

7295

5K→10K

3.1 - 6.2 mi

Top 28%
×5
+79ft-138ft

Overall

8113

Males

6956

M45-49

6956

10K→15K

6.2 - 9.3 mi

Top 30%
×3
+67ft-78ft

Overall

8701

Males

7295

M45-49

7295

15K→20K

9.3 - 12.4 mi

Top 28%
×5
+106ft-86ft

Overall

8018

Males

6845

M45-49

6845

20K→HALF

12.4 - 13.1 mi

Top 24%
×2
+19ft-37ft

Overall

6851

Males

6069

M45-49

6069

HALF→25K

13.1 - 15.5 mi

Top 24%
×4
+66ft-88ft

Overall

6940

Males

6072

M45-49

6072

25K→30K

15.5 - 18.6 mi

Top 21%
×9
+181ft-148ft

Overall

6117

Males

5391

M45-49

5391

30K→20M

18.6 - 20.0 mi

Top 18%
×5
+64ft-50ft

Overall

5278

Males

4714

M45-49

4714

20M→21M

20.0 - 21.0 mi

Top 21%
×8
+106ft-24ft

Overall

6076

Males

5170

M45-49

5170

21M→35K

21.0 - 21.8 mi

Top 23%
×7
+17ft-86ft

Overall

6700

Males

5623

M45-49

5623

35K→23M

21.8 - 23.0 mi

Top 24%
×5
+23ft-63ft

Overall

6973

Males

5733

M45-49

5733

23M→24M

23.0 - 24.0 mi

Top 25%
×6
+12ft-82ft

Overall

7355

Males

5886

M45-49

5886

24M→40K

24.0 - 24.9 mi

Top 26%
×1
+6ft-20ft

Overall

7473

Males

5865

M45-49

5865

40K→25.2M

24.9 - 25.2 mi

Top 27%
×1
+13ft-16ft

Overall

7824

Males

5994

M45-49

5994

25.2M→FINISH

25.2 - 26.2 mi

Top 26%
×2
+22ft-21ft

Overall

7674

Males

5873

M45-49

5873

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1785*
Passed By
769
Net Change
+674
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7579
5K → 10K111200-284#7579#7863
10K → 15K61200-286#7863#8149
15K → 20K151105+46#8149#8103
20K → HALF665+61#8103#8042
HALF → 25K262*19+243#8042#7799
25K → 30K372*11+361#7799#7438
30K → 20M207*7+200#7438#7238
20M → 21M13817+121#7238#7117
21M → 35K6714+53#7117#7064
35K → 23M10836+72#7064#6992
23M → 24M7851+27#6992#6965
24M → 40K5833+25#6965#6940
40K → 25.2M3219+13#6940#6927
25.2M → FINISH7452+22#6927#6905
TOTALS1785*769+674

* 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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