All Results|Race Analytics|Course|Contact
BOSTON MARATHON 2026

Sunny Lee Yu Kein

Bib: 13146β€’M

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 46%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 48%
Age Group (M50-54)
#0 / 1868
Race Day Weather
51Β°/41Β°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
21:48
3.11 mi
Rank: #8687
Start β†’ 5K
21:48 | 7:02/mi
10K
43:13
6.21 mi
Rank: #8261 (+426)
5K β†’ 10K
21:25 | 6:54/mi
15K
1:04:35
9.32 mi
Rank: #8050 (+211)
10K β†’ 15K
21:22 | 6:53/mi
20K
1:26:36
12.43 mi
Rank: #8140 (-90)
15K β†’ 20K
22:01 | 7:06/mi
HALF
1:31:29
13.11 mi
Rank: #8222 (-82)
20K β†’ HALF
4:53 | 7:10/mi
25K
1:49:13
15.53 mi
Rank: #8405 (-183)
HALF β†’ 25K
17:44 | 7:19/mi
30K
2:13:38
18.64 mi
Rank: #8972 (-567)
25K β†’ 30K
24:25 | 7:52/mi
20M
2:25:36
20.00 mi
Rank: #9683 (-711)
30K β†’ 20M
11:58 | 8:49/mi
21M
2:34:52
21.00 mi
Rank: #10151 (-468)
20M β†’ 21M
9:16 | 9:16/mi
35K
2:41:02
21.75 mi
Rank: #10419 (-268)
21M β†’ 35K
6:10 | 8:15/mi
23M
2:52:31
23.00 mi
Rank: #11067 (-648)
35K β†’ 23M
11:29 | 9:11/mi
24M
3:02:04
24.00 mi
Rank: #11726 (-659)
23M β†’ 24M
9:33 | 9:33/mi
40K
3:11:14
24.85 mi
Rank: #12519 (-793)
24M β†’ 40K
9:10 | 10:44/mi
25.2M
3:14:51
25.20 mi
Rank: #12689 (-170)
40K β†’ 25.2M
3:37 | 10:30/mi
FINISH
3:24:52
26.22 mi
Rank: #13327 (-638)
25.2M β†’ FINISH
10:01 | 9:50/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:29
Pace6:59 /mi
2nd Half
Distance13.11 mi
Time1:53:23
Pace8:39 /mi
πŸ“ŠPositive Split: 23.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:50:2221:487:0221:48
7:02
-
10K
6.21 mi11:11:4743:136:5821:25
6:54
-0:08
15K
9.32 mi11:33:091:04:356:5621:22
6:53
-0:01
20K
12.43 mi11:55:101:26:366:5922:01
7:06
+0:13
HALF
13.11 mi12:00:031:31:296:594:53
7:10
+0:04
25K
15.53 mi12:17:471:49:137:0217:44
7:19
+0:09
30K
18.64 mi12:42:122:13:387:1124:25
7:52
+0:33
20M
20.00 mi12:54:102:25:367:1711:58
8:49
+0:57
21M
21.00 mi13:03:262:34:527:239:16
9:16
+0:27
35K
21.75 mi13:09:362:41:027:256:10
8:15
-1:01
23M
23.00 mi13:21:052:52:317:3111:29
9:11
+0:56
24M
24.00 mi13:30:383:02:047:369:33
9:33
+0:22
40K
24.85 mi13:39:483:11:147:429:10
10:44
+1:11
25.2M
25.20 mi13:43:253:14:517:443:37
10:30
-0:14
FINISH
26.22 mi13:53:263:24:527:5010:01
9:50
-0:40

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

6:53 /mi

Average Pace

7:49 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

1:49:13

53% of race

Time at Steady Pace

42:33

21% of race

Time at Slower Pace

53:06

26% of race

Average Pace: 7:49 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi10:50:2221:487:0221:48
7:02
#8687
10K
6.21 mi11:11:4743:136:5821:25
6:54
#8261
15K
9.32 mi11:33:091:04:356:5621:22
6:53
#8050
20K
12.43 mi11:55:101:26:366:5922:01
7:06
#8140
HALF
13.11 mi12:00:031:31:296:594:53
7:10
#8222
25K
15.53 mi12:17:471:49:137:0217:44
7:19
#8405
30K
18.64 mi12:42:122:13:387:1124:25
7:52
#8972
20M
20.00 mi12:54:102:25:367:1711:58
8:49
#9683
21M
21.00 mi13:03:262:34:527:239:16
9:16
#10151
35K
21.75 mi13:09:362:41:027:256:10
8:15
#10419
23M
23.00 mi13:21:052:52:317:3111:29
9:11
#11067
24M
24.00 mi13:30:383:02:047:369:33
9:33
#11726
40K
24.85 mi13:39:483:11:147:429:10
10:44
#12519
25.2M
25.20 mi13:43:253:14:517:443:37
10:30
#12689
FINISH
26.22 mi13:53:263:24:527:5010:01
9:50
#13327
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM50-54Seg. OverallSeg. MalesSeg. M50-54
5K3.11 mi3.11 mi8687736573657602(Top 26%)6599(Top 40%)6599(Top 353%)
10K6.21 mi3.10 mi8261+4267063+3027063+3027868(Top 27%)6809(Top 42%)6809(Top 365%)
15K9.32 mi3.11 mi8050+2116918+1456918+1457602(Top 26%)6599(Top 40%)6599(Top 353%)
20K12.43 mi3.11 mi8140-906962-446962-448486(Top 29%)7124(Top 44%)7124(Top 381%)
HALF13.11 mi0.68 mi8222-827012-507012-509977(Top 34%)7984(Top 49%)7984(Top 427%)
25K15.53 mi2.42 mi8405-1837106-947106-949819(Top 34%)7759(Top 47%)7759(Top 415%)
30K18.64 mi3.11 mi8972-5677406-3007406-30012421(Top 43%)8843(Top 54%)8843(Top 473%)
20M20.00 mi1.36 mi9683-7117752-3467752-34618010(Top 62%)11172(Top 68%)11172(Top 598%)
21M21.00 mi1.00 mi10151-4687949-1977949-19717458(Top 60%)10891(Top 67%)10891(Top 583%)
35K21.75 mi0.75 mi10419-2688069-1208069-12016045(Top 55%)10200(Top 62%)10200(Top 546%)
23M23.00 mi1.25 mi11067-6488366-2978366-29719305(Top 67%)11600(Top 71%)11600(Top 621%)
24M24.00 mi1.00 mi11726-6598652-2868652-28621485(Top 74%)12610(Top 77%)12610(Top 675%)
40K24.85 mi0.85 mi12519-7938976-3248976-32423691(Top 82%)13630(Top 83%)13630(Top 730%)
25.2M25.20 mi0.35 mi12689-1709027-519027-5120953(Top 72%)12317(Top 75%)12317(Top 659%)
FINISH26.22 mi1.02 mi13327-6389278-2519278-25123344(Top 80%)13474(Top 82%)13474(Top 721%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
Γ—21
+97ft-345ft

Overall

7602

Males

6599

M50-54

6599

5K→10K

3.1 - 6.2 mi

Top 27%
Γ—5
+79ft-138ft

Overall

7868

Males

6809

M50-54

6809

10K→15K

6.2 - 9.3 mi

Top 26%
Γ—3
+67ft-78ft

Overall

7602

Males

6599

M50-54

6599

15K→20K

9.3 - 12.4 mi

Top 29%
Γ—5
+106ft-86ft

Overall

8486

Males

7124

M50-54

7124

20K→HALF

12.4 - 13.1 mi

Top 34%
Γ—2
+19ft-37ft

Overall

9977

Males

7984

M50-54

7984

HALF→25K

13.1 - 15.5 mi

Top 34%
Γ—4
+66ft-88ft

Overall

9819

Males

7759

M50-54

7759

25K→30K

15.5 - 18.6 mi

Top 43%
Γ—9
+181ft-148ft

Overall

12421

Males

8843

M50-54

8843

30K→20M

18.6 - 20.0 mi

Top 62%
Γ—5
+64ft-50ft

Overall

18010

Males

11172

M50-54

11172

20M→21M

20.0 - 21.0 mi

Top 60%
Γ—8
+106ft-24ft

Overall

17458

Males

10891

M50-54

10891

21M→35K

21.0 - 21.8 mi

Top 55%
Γ—7
+17ft-86ft

Overall

16045

Males

10200

M50-54

10200

35K→23M

21.8 - 23.0 mi

Top 67%
Γ—5
+23ft-63ft

Overall

19305

Males

11600

M50-54

11600

23M→24M

23.0 - 24.0 mi

Top 74%
Γ—6
+12ft-82ft

Overall

21485

Males

12610

M50-54

12610

24M→40K

24.0 - 24.9 mi

Top 82%
Γ—1
+6ft-20ft

Overall

23691

Males

13630

M50-54

13630

40K→25.2M

24.9 - 25.2 mi

Top 72%
Γ—1
+13ft-16ft

Overall

20953

Males

12317

M50-54

12317

25.2M→FINISH

25.2 - 26.2 mi

Top 80%
Γ—2
+22ft-21ft

Overall

23344

Males

13474

M50-54

13474

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1083*
Passed By
2359
Net Change
-4640
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start β†’ 5K----#8687
5K β†’ 10K483*57+426#8687#8261
10K β†’ 15K255*44+211#8261#8050
15K β†’ 20K107197-90#8050#8140
20K β†’ HALF284-82#8140#8222
HALF β†’ 25K81200-183#8222#8405
25K β†’ 30K52200-567#8405#8972
30K β†’ 20M12200-711#8972#9683
20M β†’ 21M17200-468#9683#10151
21M β†’ 35K18200-268#10151#10419
35K β†’ 23M23200-648#10419#11067
23M β†’ 24M10200-659#11067#11726
24M β†’ 40K7200-793#11726#12519
40K β†’ 25.2M7177-170#12519#12689
25.2M β†’ FINISH9200-638#12689#13327
TOTALS1083*2359-4640

* Includes athletes who did not complete a segment (DNF/DNQ).

πŸ“Š

Passing Analysis Visualizations

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

Time:
Category:

πŸ“ˆPosition Graph

Loading...

🎨Heatmap Timeline

Loading...

πŸ”„Passing Circle

Loading...

🌊Position Flow

Loading...

πŸƒRace 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

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing