Quick Links:All Results|Race Analytics|CourseCourse Information|ContactContact Time Management

Public Race Data

Enhanced athlete results built from publicly available data.

Race managed by

Boston Athletic Association

Race timed by

Mika Timing

BOSTON MARATHON 2026

Suk-Kyu Koh

Bib: 27404 •M •Age: N/A

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 (M60-64)

#0 / 1514

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

Start

0:00:00

Race begins

30:43

3.11 mi

Rank: #25620

Start → 5K

30:43 | 9:54/mi

30:43

3.11 mi

Rank: #25620

Start → 5K

30:43 | 9:54/mi

10K

1:01:39

6.21 mi

Rank: #25711 (-91)

5K → 10K

30:56 | 9:58/mi

10K

1:01:39

6.21 mi

Rank: #25711 (-91)

5K → 10K

30:56 | 9:58/mi

15K

1:35:08

9.32 mi

Rank: #26309 (-598)

10K → 15K

33:29 | 10:47/mi

15K

1:35:08

9.32 mi

Rank: #26309 (-598)

10K → 15K

33:29 | 10:47/mi

20K

2:13:53

12.43 mi

Rank: #27178 (-869)

15K → 20K

38:45 | 12:29/mi

20K

2:13:53

12.43 mi

Rank: #27178 (-869)

15K → 20K

38:45 | 12:29/mi

HALF

2:22:12

13.11 mi

Rank: #27279 (-101)

20K → HALF

8:19 | 12:13/mi

HALF

2:22:12

13.11 mi

Rank: #27279 (-101)

20K → HALF

8:19 | 12:13/mi

25K

2:55:24

15.53 mi

Rank: #27682 (-403)

HALF → 25K

33:12 | 13:42/mi

25K

2:55:24

15.53 mi

Rank: #27682 (-403)

HALF → 25K

33:12 | 13:42/mi

30K

3:41:46

18.64 mi

Rank: #28019 (-337)

25K → 30K

46:22 | 14:56/mi

30K

3:41:46

18.64 mi

Rank: #28019 (-337)

25K → 30K

46:22 | 14:56/mi

20M

4:02:45

20.00 mi

Rank: #28125 (-106)

30K → 20M

20:59 | 15:27/mi

20M

4:02:45

20.00 mi

Rank: #28125 (-106)

30K → 20M

20:59 | 15:27/mi

21M

4:19:30

21.00 mi

Rank: #28196 (-71)

20M → 21M

16:45 | 16:45/mi

21M

4:19:30

21.00 mi

Rank: #28196 (-71)

20M → 21M

16:45 | 16:45/mi

35K

4:30:46

21.75 mi

Rank: #28241 (-45)

21M → 35K

11:16 | 15:04/mi

35K

4:30:46

21.75 mi

Rank: #28241 (-45)

21M → 35K

11:16 | 15:04/mi

23M

4:50:02

23.00 mi

Rank: #28320 (-79)

35K → 23M

19:16 | 15:24/mi

23M

4:50:02

23.00 mi

Rank: #28320 (-79)

35K → 23M

19:16 | 15:24/mi

24M

5:04:20

24.00 mi

Rank: #28340 (-20)

23M → 24M

14:18 | 14:18/mi

24M

5:04:20

24.00 mi

Rank: #28340 (-20)

23M → 24M

14:18 | 14:18/mi

40K

5:17:37

24.85 mi

Rank: #28378 (-38)

24M → 40K

13:17 | 15:33/mi

40K

5:17:37

24.85 mi

Rank: #28378 (-38)

24M → 40K

13:17 | 15:33/mi

25.2M

5:23:30

25.20 mi

Rank: #28395 (-17)

40K → 25.2M

5:53 | 17:04/mi

25.2M

5:23:30

25.20 mi

Rank: #28395 (-17)

40K → 25.2M

5:53 | 17:04/mi

FINISH

5:38:10

26.22 mi

Rank: #28434 (-39)

25.2M → FINISH

14:40 | 14:24/mi

FINISH

5:38:10

26.22 mi

Rank: #28434 (-39)

25.2M → FINISH

14:40 | 14:24/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

Time2:22:12

Pace10:51 /mi

2nd Half

Spacer

Distance13.11 mi

Time3:15:58

Pace14:57 /mi

📊Positive Split: 37.8% slower second half

Checkpoint Splits

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment Time	Segment Pace	Diff
5K	3.11 mi	11:52:09	30:43	9:54	30:43	9:54	-
10K	6.21 mi	12:23:05	1:01:39	9:56	30:56	9:58	+0:04
15K	9.32 mi	12:56:34	1:35:08	10:13	33:29	10:47	+0:49
20K	12.43 mi	13:35:19	2:13:53	10:47	38:45	12:29	+1:42
HALF	13.11 mi	13:43:38	2:22:12	10:51	8:19	12:13	-0:16
25K	15.53 mi	14:16:50	2:55:24	11:18	33:12	13:42	+1:29
30K	18.64 mi	15:03:12	3:41:46	11:54	46:22	14:56	+1:14
20M	20.00 mi	15:24:11	4:02:45	12:09	20:59	15:27	+0:31
21M	21.00 mi	15:40:56	4:19:30	12:22	16:45	16:45	+1:18
35K	21.75 mi	15:52:12	4:30:46	12:28	11:16	15:04	-1:41
23M	23.00 mi	16:11:28	4:50:02	12:37	19:16	15:24	+0:20
24M	24.00 mi	16:25:46	5:04:20	12:41	14:18	14:18	-1:06
40K	24.85 mi	16:39:03	5:17:37	12:47	13:17	15:33	+1:15
25.2M	25.20 mi	16:44:56	5:23:30	12:51	5:53	17:04	+1:31
FINISH	26.22 mi	16:59:36	5:38:10	12:55	14:40	14:24	-2:40

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

9:54 /mi

Average Pace

12:54 /mi

Slowest Pace

17:04 /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

2:22:12

42% of race

Time at Steady Pace

2:40:03

47% of race

Time at Slower Pace

35:55

11% of race

Average Pace: 12:54 /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.

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

Checkpoint	Distance	Time of Day	Time	Avg Pace	Segment	Pace	Rank
5K	3.11 mi	11:52:09	30:43	9:54	30:43	9:54	#25620
10K	6.21 mi	12:23:05	1:01:39	9:56	30:56	9:58	#25711
15K	9.32 mi	12:56:34	1:35:08	10:13	33:29	10:47	#26309
20K	12.43 mi	13:35:19	2:13:53	10:47	38:45	12:29	#27178
HALF	13.11 mi	13:43:38	2:22:12	10:51	8:19	12:13	#27279
25K	15.53 mi	14:16:50	2:55:24	11:18	33:12	13:42	#27682
30K	18.64 mi	15:03:12	3:41:46	11:54	46:22	14:56	#28019
20M	20.00 mi	15:24:11	4:02:45	12:09	20:59	15:27	#28125
21M	21.00 mi	15:40:56	4:19:30	12:22	16:45	16:45	#28196
35K	21.75 mi	15:52:12	4:30:46	12:28	11:16	15:04	#28241
23M	23.00 mi	16:11:28	4:50:02	12:37	19:16	15:24	#28320
24M	24.00 mi	16:25:46	5:04:20	12:41	14:18	14:18	#28340
40K	24.85 mi	16:39:03	5:17:37	12:47	13:17	15:33	#28378
25.2M	25.20 mi	16:44:56	5:23:30	12:51	5:53	17:04	#28395
FINISH	26.22 mi	16:59:36	5:38:10	12:55	14:40	14:24	#28434

Faster pace

Steady pace

Slower pace

Rankings

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

Checkpoint and Segment Rankings

Checkpoint	Distance	Seg. Dist	Overall	Males	M60-64	Seg. Overall	Seg. Males	Seg. M60-64
5K	3.11 mi	3.11 mi	25620	15010	15010	27130(Top 93%)	15653(Top 96%)	15653(Top 1034%)
10K	6.21 mi	3.10 mi	25711-91	15046-36	15046-36	25722(Top 89%)	15048(Top 92%)	15048(Top 994%)
15K	9.32 mi	3.11 mi	26309-598	15315-269	15315-269	27130(Top 93%)	15653(Top 96%)	15653(Top 1034%)
20K	12.43 mi	3.11 mi	27178-869	15681-366	15681-366	28350(Top 98%)	16099(Top 99%)	16099(Top 1063%)
HALF	13.11 mi	0.68 mi	27279-101	15715-34	15715-34	28361(Top 98%)	16083(Top 98%)	16083(Top 1062%)
25K	15.53 mi	2.42 mi	27682-403	15867-152	15867-152	28572(Top 98%)	16154(Top 99%)	16154(Top 1067%)
30K	18.64 mi	3.11 mi	28019-337	15983-116	15983-116	28760(Top 99%)	16214(Top 99%)	16214(Top 1071%)
20M	20.00 mi	1.36 mi	28125-106	16024-41	16024-41	28724(Top 99%)	16190(Top 99%)	16190(Top 1069%)
21M	21.00 mi	1.00 mi	28196-71	16044-20	16044-20	28778(Top 99%)	16214(Top 99%)	16214(Top 1071%)
35K	21.75 mi	0.75 mi	28241-45	16062-18	16062-18	28717(Top 99%)	16157(Top 99%)	16157(Top 1067%)
23M	23.00 mi	1.25 mi	28320-79	16083-21	16083-21	28754(Top 99%)	16184(Top 99%)	16184(Top 1069%)
24M	24.00 mi	1.00 mi	28340-20	16090-7	16090-7	28484(Top 98%)	16033(Top 98%)	16033(Top 1059%)
40K	24.85 mi	0.85 mi	28378-38	16093-3	16093-3	28644(Top 99%)	16115(Top 99%)	16115(Top 1064%)
25.2M	25.20 mi	0.35 mi	28395-17	16099-6	16099-6	28735(Top 99%)	16146(Top 99%)	16146(Top 1066%)
FINISH	26.22 mi	1.02 mi	28434-39	16107-8	16107-8	28755(Top 99%)	16171(Top 99%)	16171(Top 1068%)

16171

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:

Athletes Passed

250

Passed By

1570

Net Change

-2814

Segment	Athletes Passed	Passed By	Net Change	Start Rank	End Rank
Start → 5K	-	-	-	-	#25620
5K → 10K	158	200	-91	#25620	#25711
10K → 15K	16	200	-598	#25711	#26309
15K → 20K	4	200	-869	#26309	#27178
20K → HALF	7	108	-101	#27178	#27279
HALF → 25K	11	200	-403	#27279	#27682
25K → 30K	7	200	-337	#27682	#28019
30K → 20M	9	115	-106	#28019	#28125
20M → 21M	8	79	-71	#28125	#28196
21M → 35K	2	47	-45	#28196	#28241
35K → 23M	7	86	-79	#28241	#28320
23M → 24M	11	31	-20	#28320	#28340
24M → 40K	4	42	-38	#28340	#28378
40K → 25.2M	0	17	-17	#28378	#28395
25.2M → FINISH	6	45	-39	#28395	#28434
TOTALS	250	1570	-2814

📊

Passing Analysis Visualizations

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

Time:

Category:

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

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

Quick Links

Explore more race data and athlete comparisons

All Results

Browse complete race results with filtering

→

Race Analytics

View race statistics, trends, and insights

→

Course Information

View interactive course map and elevation

→

Contact Time Management

Questions about your timing data or results

→

Results processed 3 months ago

Public Race Data

Suk-Kyu Koh

Race Timeline and Course Information

⏱️ Race Timeline

Race Animation with Course Map

AI Performance Report

Understand What Really Happened During Your Race

Splits & Pacing

Half Splits

Checkpoint Splits

Checkpoint Splits Visualizations

📈Pace Line

Pace Progression

📊Segments

Segment Time Comparison

🎨Heatmap

Pace Heatmap

✨Sparklines

Checkpoint Splits with Pace Trends

Rankings

Checkpoint and Segment Rankings

Segment Performance Analysis

10K→15K

5K→10K

10K→15K

15K→20K

20K→HALF

HALF→25K

25K→30K

30K→20M

20M→21M

21M→35K

35K→23M

23M→24M

24M→40K

40K→25.2M

25.2M→FINISH

Passing

Passing Analysis

Passing Analysis Visualizations

📈Position Graph

🎨Heatmap Timeline

🔄Passing Circle

🌊Position Flow

🏃Race Lanes

Qualifying & Age Grade

Activity Data

Export & Support

Export Track Data

Questions or issues regarding timing data?

Quick Links

All Results

Race Analytics

Course Information

Contact Time Management