All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Chaohui You

Bib: 9173 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M55-59)
#0 / 1491
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
24:22
3.11 mi
Rank: #15770
Start → 5K
24:22 | 7:51/mi
10K
49:31
6.21 mi
Rank: #16839 (-1069)
5K → 10K
25:09 | 8:06/mi
15K
1:16:15
9.32 mi
Rank: #18271 (-1432)
10K → 15K
26:44 | 8:37/mi
20K
1:44:34
12.43 mi
Rank: #19437 (-1166)
15K → 20K
28:19 | 9:07/mi
HALF
1:50:54
13.11 mi
Rank: #19699 (-262)
20K → HALF
6:20 | 9:18/mi
25K
2:16:48
15.53 mi
Rank: #21353 (-1654)
HALF → 25K
25:54 | 10:41/mi
30K
2:51:23
18.64 mi
Rank: #22609 (-1256)
25K → 30K
34:35 | 11:08/mi
20M
3:06:57
20.00 mi
Rank: #22944 (-335)
30K → 20M
15:34 | 11:28/mi
21M
3:19:56
21.00 mi
Rank: #23239 (-295)
20M → 21M
12:59 | 12:59/mi
35K
3:28:29
21.75 mi
Rank: #23369 (-130)
21M → 35K
8:33 | 11:26/mi
23M
3:44:16
23.00 mi
Rank: #23697 (-328)
35K → 23M
15:47 | 12:37/mi
24M
3:56:41
24.00 mi
Rank: #23938 (-241)
23M → 24M
12:25 | 12:25/mi
40K
4:07:26
24.85 mi
Rank: #24099 (-161)
24M → 40K
10:45 | 12:35/mi
25.2M
4:12:30
25.20 mi
Rank: #24212 (-113)
40K → 25.2M
5:04 | 14:42/mi
FINISH
4:25:27
26.22 mi
Rank: #24456 (-244)
25.2M → FINISH
12:57 | 12:43/mi
Unlock Your Full

AI Performance Report

New

Understand What Really Happened During Your Race

Go deeper with personalized analysis powered by your official race data.

Your AI Performance Report includes:
  • Fatigue & pacing analysis
  • Finish time optimization
  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
Shareable via link — view it anywhere, share with anyone
AI Report Preview
Generating your preview…
$4.99
One-time purchase for this race
Includes a shareable link

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:54
Pace8:28 /mi
2nd Half
Distance13.11 mi
Time2:34:33
Pace11:48 /mi
📊Positive Split: 39.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:53:5824:227:5124:22
7:51
-
10K
6.21 mi11:19:0749:317:5925:09
8:06
+0:15
15K
9.32 mi11:45:511:16:158:1126:44
8:37
+0:31
20K
12.43 mi12:14:101:44:348:2528:19
9:07
+0:30
HALF
13.11 mi12:20:301:50:548:286:20
9:18
+0:11
25K
15.53 mi12:46:242:16:488:4925:54
10:41
+1:23
30K
18.64 mi13:20:592:51:239:1234:35
11:08
+0:27
20M
20.00 mi13:36:333:06:579:2115:34
11:28
+0:20
21M
21.00 mi13:49:323:19:569:3212:59
12:59
+1:31
35K
21.75 mi13:58:053:28:299:368:33
11:26
-1:33
23M
23.00 mi14:13:523:44:169:4615:47
12:37
+1:11
24M
24.00 mi14:26:173:56:419:5212:25
12:25
-0:12
40K
24.85 mi14:37:024:07:269:5810:45
12:35
+0:10
25.2M
25.20 mi14:42:064:12:3010:025:04
14:42
+2:07
FINISH
26.22 mi14:55:034:25:2710:0812:57
12:43
-1:59

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

7:51 /mi

Average Pace

10:08 /mi

Slowest Pace

14:42 /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

1:50:54

42% of race

Time at Steady Pace

1:37:01

37% of race

Time at Slower Pace

57:32

22% of race

Average Pace: 10:07 /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 mi10:53:5824:227:5124:22
7:51
#15770
10K
6.21 mi11:19:0749:317:5925:09
8:06
#16839
15K
9.32 mi11:45:511:16:158:1126:44
8:37
#18271
20K
12.43 mi12:14:101:44:348:2528:19
9:07
#19437
HALF
13.11 mi12:20:301:50:548:286:20
9:18
#19699
25K
15.53 mi12:46:242:16:488:4925:54
10:41
#21353
30K
18.64 mi13:20:592:51:239:1234:35
11:08
#22609
20M
20.00 mi13:36:333:06:579:2115:34
11:28
#22944
21M
21.00 mi13:49:323:19:569:3212:59
12:59
#23239
35K
21.75 mi13:58:053:28:299:368:33
11:26
#23369
23M
23.00 mi14:13:523:44:169:4615:47
12:37
#23697
24M
24.00 mi14:26:173:56:419:5212:25
12:25
#23938
40K
24.85 mi14:37:024:07:269:5810:45
12:35
#24099
25.2M
25.20 mi14:42:064:12:3010:025:04
14:42
#24212
FINISH
26.22 mi14:55:034:25:2710:0812:57
12:43
#24456
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM55-59Seg. OverallSeg. MalesSeg. M55-59
5K3.11 mi3.11 mi15770105431054320705(Top 71%)12663(Top 77%)12663(Top 849%)
10K6.21 mi3.10 mi16839-106910927-38410927-38417937(Top 62%)11418(Top 70%)11418(Top 766%)
15K9.32 mi3.11 mi18271-143211555-62811555-62820705(Top 71%)12663(Top 77%)12663(Top 849%)
20K12.43 mi3.11 mi19437-116612048-49312048-49322416(Top 77%)13455(Top 82%)13455(Top 902%)
HALF13.11 mi0.68 mi19699-26212160-11212160-11223769(Top 82%)14119(Top 86%)14119(Top 947%)
25K15.53 mi2.42 mi21353-165412914-75412914-75425815(Top 89%)15034(Top 92%)15034(Top 1008%)
30K18.64 mi3.11 mi22609-125613510-59613510-59625554(Top 88%)14804(Top 91%)14804(Top 993%)
20M20.00 mi1.36 mi22944-33513661-15113661-15125659(Top 88%)14761(Top 90%)14761(Top 990%)
21M21.00 mi1.00 mi23239-29513778-11713778-11726345(Top 91%)15050(Top 92%)15050(Top 1009%)
35K21.75 mi0.75 mi23369-13013842-6413842-6425943(Top 89%)14840(Top 91%)14840(Top 995%)
23M23.00 mi1.25 mi23697-32813998-15613998-15626910(Top 93%)15268(Top 93%)15268(Top 1024%)
24M24.00 mi1.00 mi23938-24114100-10214100-10227088(Top 93%)15321(Top 94%)15321(Top 1028%)
40K24.85 mi0.85 mi24099-16114160-6014160-6026602(Top 92%)15056(Top 92%)15056(Top 1010%)
25.2M25.20 mi0.35 mi24212-11314209-4914209-4927736(Top 96%)15637(Top 96%)15637(Top 1049%)
FINISH26.22 mi1.02 mi24456-24414315-10614315-10628017(Top 97%)15794(Top 97%)15794(Top 1059%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20705

Males

12663

M55-59

12663

5K→10K

3.1 - 6.2 mi

Top 62%
×5
+79ft-138ft

Overall

17937

Males

11418

M55-59

11418

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20705

Males

12663

M55-59

12663

15K→20K

9.3 - 12.4 mi

Top 77%
×5
+106ft-86ft

Overall

22416

Males

13455

M55-59

13455

20K→HALF

12.4 - 13.1 mi

Top 82%
×2
+19ft-37ft

Overall

23769

Males

14119

M55-59

14119

HALF→25K

13.1 - 15.5 mi

Top 89%
×4
+66ft-88ft

Overall

25815

Males

15034

M55-59

15034

25K→30K

15.5 - 18.6 mi

Top 88%
×9
+181ft-148ft

Overall

25554

Males

14804

M55-59

14804

30K→20M

18.6 - 20.0 mi

Top 88%
×5
+64ft-50ft

Overall

25659

Males

14761

M55-59

14761

20M→21M

20.0 - 21.0 mi

Top 91%
×8
+106ft-24ft

Overall

26345

Males

15050

M55-59

15050

21M→35K

21.0 - 21.8 mi

Top 89%
×7
+17ft-86ft

Overall

25943

Males

14840

M55-59

14840

35K→23M

21.8 - 23.0 mi

Top 93%
×5
+23ft-63ft

Overall

26910

Males

15268

M55-59

15268

23M→24M

23.0 - 24.0 mi

Top 93%
×6
+12ft-82ft

Overall

27088

Males

15321

M55-59

15321

24M→40K

24.0 - 24.9 mi

Top 92%
×1
+6ft-20ft

Overall

26602

Males

15056

M55-59

15056

40K→25.2M

24.9 - 25.2 mi

Top 96%
×1
+13ft-16ft

Overall

27736

Males

15637

M55-59

15637

25.2M→FINISH

25.2 - 26.2 mi

Top 97%
×2
+22ft-21ft

Overall

28017

Males

15794

M55-59

15794

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
191
Passed By
2635
Net Change
-8686
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15770
5K → 10K49200-1069#15770#16839
10K → 15K9200-1432#16839#18271
15K → 20K17200-1166#18271#19437
20K → HALF4200-262#19437#19699
HALF → 25K7200-1654#19699#21353
25K → 30K21200-1256#21353#22609
30K → 20M15200-335#22609#22944
20M → 21M16200-295#22944#23239
21M → 35K15145-130#23239#23369
35K → 23M11200-328#23369#23697
23M → 24M6200-241#23697#23938
24M → 40K12173-161#23938#24099
40K → 25.2M4117-113#24099#24212
25.2M → FINISH5200-244#24212#24456
TOTALS1912635-8686
📊

Passing Analysis Visualizations

Explore your passing analysis through 5 different visualizations. Scroll to discover each one.

Time:
Category:

📈Position Graph

Loading...

🎨Heatmap Timeline

Loading...

🔄Passing Circle

Loading...

🌊Position Flow

Loading...

🏃Race Lanes

Loading...

Activity Data

Upload your GPX file to see detailed activity metrics

Upload your GPX file

Supports Garmin, Apple Watch, Polar, Suunto, COROS, Strava, and other apps

.gpx files up to 10MB

Export & Support

Download your data, get help, and share your feedback

Export Track Data

Download your race performance as a GPX or TCX file to import into Strava, Garmin Connect, or other fitness apps.

Questions or issues regarding timing data?

If you notice any discrepancies in your timing data or have questions about your results, our support team can help.

Contact Race Support
Share Feedback