All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yee Sum Chan

Bib: 22475 •F •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Top 41%
Age Group (F50-54)
#0 / 1233
Top 37%
Race Day Weather
51°/41°F
overcast clouds
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

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
28:02
3.11 mi
Rank: #22768
Start → 5K
28:02 | 9:02/mi
10K
53:55
6.21 mi
Rank: #21194 (+1574)
5K → 10K
25:53 | 8:20/mi
15K
1:19:21
9.32 mi
Rank: #20206 (+988)
10K → 15K
25:26 | 8:12/mi
20K
1:46:24
12.43 mi
Rank: #20246 (-40)
15K → 20K
27:03 | 8:43/mi
HALF
1:51:46
13.11 mi
Rank: #20071 (+175)
20K → HALF
5:22 | 7:53/mi
25K
2:11:56
15.53 mi
Rank: #19679 (+392)
HALF → 25K
20:10 | 8:19/mi
30K
2:38:32
18.64 mi
Rank: #19245 (+434)
25K → 30K
26:36 | 8:34/mi
20M
2:50:12
20.00 mi
Rank: #19043 (+202)
30K → 20M
11:40 | 8:36/mi
21M
2:59:07
21.00 mi
Rank: #18853 (+190)
20M → 21M
8:55 | 8:55/mi
35K
3:05:14
21.75 mi
Rank: #18713 (+140)
21M → 35K
6:07 | 8:11/mi
23M
3:15:38
23.00 mi
Rank: #18479 (+234)
35K → 23M
10:24 | 8:19/mi
24M
3:23:50
24.00 mi
Rank: #18330 (+149)
23M → 24M
8:12 | 8:12/mi
40K
3:30:34
24.85 mi
Rank: #18099 (+231)
24M → 40K
6:44 | 7:53/mi
25.2M
3:33:37
25.20 mi
Rank: #18021 (+78)
40K → 25.2M
3:03 | 8:51/mi
FINISH
3:41:19
26.22 mi
Rank: #17778 (+243)
25.2M → FINISH
7:42 | 7:34/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half
via HALF
Distance13.11 mi
Time1:51:46
Pace8:32 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:49:33
Pace8:22 /mi
📊Negative Split: 2.0% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:0328:029:0228:02
9:02
-
10K
6.21 mi11:55:5653:558:4125:53
8:20
-0:42
15K
9.32 mi12:21:221:19:218:3125:26
8:12
-0:08
20K
12.43 mi12:48:251:46:248:3427:03
8:43
+0:31
HALF
13.11 mi12:53:471:51:468:325:22
7:53
-0:50
25K
15.53 mi13:13:572:11:568:3020:10
8:19
+0:26
30K
18.64 mi13:40:332:38:328:3126:36
8:34
+0:15
20M
20.00 mi13:52:132:50:128:3111:40
8:36
+0:02
21M
21.00 mi14:01:082:59:078:328:55
8:55
+0:19
35K
21.75 mi14:07:153:05:148:326:07
8:11
-0:44
23M
23.00 mi14:17:393:15:388:3110:24
8:19
+0:08
24M
24.00 mi14:25:513:23:508:308:12
8:12
-0:07
40K
24.85 mi14:32:353:30:348:296:44
7:53
-0:19
25.2M
25.20 mi14:35:383:33:378:293:03
8:51
+0:58
FINISH
26.22 mi14:43:203:41:198:277:42
7:34
-1:17

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

7:34 /mi

Average Pace

8:27 /mi

Slowest Pace

9:02 /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

1:30:07

41% of race

Time at Steady Pace

1:43:10

47% of race

Time at Slower Pace

28:02

13% of race

Average Pace: 8:26 /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 mi11:30:0328:029:0228:02
9:02
#22768
10K
6.21 mi11:55:5653:558:4125:53
8:20
#21194
15K
9.32 mi12:21:221:19:218:3125:26
8:12
#20206
20K
12.43 mi12:48:251:46:248:3427:03
8:43
#20246
HALF
13.11 mi12:53:471:51:468:325:22
7:53
#20071
25K
15.53 mi13:13:572:11:568:3020:10
8:19
#19679
30K
18.64 mi13:40:332:38:328:3126:36
8:34
#19245
20M
20.00 mi13:52:132:50:128:3111:40
8:36
#19043
21M
21.00 mi14:01:082:59:078:328:55
8:55
#18853
35K
21.75 mi14:07:153:05:148:326:07
8:11
#18713
23M
23.00 mi14:17:393:15:388:3110:24
8:19
#18479
24M
24.00 mi14:25:513:23:508:308:12
8:12
#18330
40K
24.85 mi14:32:353:30:348:296:44
7:53
#18099
25.2M
25.20 mi14:35:383:33:378:293:03
8:51
#18021
FINISH
26.22 mi14:43:203:41:198:277:42
7:34
#17778
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi227689052905218272(Top 63%)6623(Top 53%)6623(Top 537%)
10K6.21 mi3.10 mi21194+15748248+8048248+80419390(Top 67%)7243(Top 58%)7243(Top 587%)
15K9.32 mi3.11 mi20206+9887720+5287720+52818272(Top 63%)6623(Top 53%)6623(Top 537%)
20K12.43 mi3.11 mi20246-407756-367756-3620489(Top 71%)7887(Top 63%)7887(Top 640%)
HALF13.11 mi0.68 mi20071+1757669+877669+8716236(Top 56%)5490(Top 44%)5490(Top 445%)
25K15.53 mi2.42 mi19679+3927453+2167453+21617536(Top 60%)6302(Top 50%)6302(Top 511%)
30K18.64 mi3.11 mi19245+4347245+2087245+20817272(Top 60%)6268(Top 50%)6268(Top 508%)
20M20.00 mi1.36 mi19043+2027150+957150+9516743(Top 58%)6066(Top 48%)6066(Top 492%)
21M21.00 mi1.00 mi18853+1907058+927058+9215711(Top 54%)5537(Top 44%)5537(Top 449%)
35K21.75 mi0.75 mi18713+1406989+696989+6915717(Top 54%)5609(Top 45%)5609(Top 455%)
23M23.00 mi1.25 mi18479+2346873+1166873+11614565(Top 50%)5040(Top 40%)5040(Top 409%)
24M24.00 mi1.00 mi18330+1496811+626811+6215135(Top 52%)5420(Top 43%)5420(Top 440%)
40K24.85 mi0.85 mi18099+2316707+1046707+10411684(Top 40%)3627(Top 29%)3627(Top 294%)
25.2M25.20 mi0.35 mi18021+786671+366671+3613905(Top 48%)4880(Top 39%)4880(Top 396%)
FINISH26.22 mi1.02 mi17778+2436561+1106561+11011929(Top 41%)3839(Top 31%)3839(Top 311%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 63%
×21
+97ft-345ft

Overall

18272

Females

6623

F50-54

6623

5K→10K

3.1 - 6.2 mi

Top 67%
×5
+79ft-138ft

Overall

19390

Females

7243

F50-54

7243

10K→15K

6.2 - 9.3 mi

Top 63%
×3
+67ft-78ft

Overall

18272

Females

6623

F50-54

6623

15K→20K

9.3 - 12.4 mi

Top 71%
×5
+106ft-86ft

Overall

20489

Females

7887

F50-54

7887

20K→HALF

12.4 - 13.1 mi

Top 56%
×2
+19ft-37ft

Overall

16236

Females

5490

F50-54

5490

HALF→25K

13.1 - 15.5 mi

Top 60%
×4
+66ft-88ft

Overall

17536

Females

6302

F50-54

6302

25K→30K

15.5 - 18.6 mi

Top 60%
×9
+181ft-148ft

Overall

17272

Females

6268

F50-54

6268

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16743

Females

6066

F50-54

6066

20M→21M

20.0 - 21.0 mi

Top 54%
×8
+106ft-24ft

Overall

15711

Females

5537

F50-54

5537

21M→35K

21.0 - 21.8 mi

Top 54%
×7
+17ft-86ft

Overall

15717

Females

5609

F50-54

5609

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14565

Females

5040

F50-54

5040

23M→24M

23.0 - 24.0 mi

Top 52%
×6
+12ft-82ft

Overall

15135

Females

5420

F50-54

5420

24M→40K

24.0 - 24.9 mi

Top 40%
×1
+6ft-20ft

Overall

11684

Females

3627

F50-54

3627

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1
+13ft-16ft

Overall

13905

Females

4880

F50-54

4880

25.2M→FINISH

25.2 - 26.2 mi

Top 41%
×2
+22ft-21ft

Overall

11929

Females

3839

F50-54

3839

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
5277*
Passed By
287
Net Change
+4990
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#22768
5K → 10K1585*11+1574#22768#21194
10K → 15K999*11+988#21194#20206
15K → 20K149189-40#20206#20246
20K → HALF1761+175#20246#20071
HALF → 25K395*3+392#20071#19679
25K → 30K456*22+434#19679#19245
30K → 20M217*15+202#19245#19043
20M → 21M1999+190#19043#18853
21M → 35K1444+140#18853#18713
35K → 23M238*4+234#18713#18479
23M → 24M16011+149#18479#18330
24M → 40K233*2+231#18330#18099
40K → 25.2M802+78#18099#18021
25.2M → FINISH246*3+243#18021#17778
TOTALS5277*287+4990

* 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

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