All Results|Race Analytics|Course|Contact

Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Guobin Ou

Bib: 6265 •M •Age: N/A

CT

Boston Marathon logo
0:00
0:00
/ mi
Masters
Be the first to cheer!
Overall
#0 / 29021
Top 26%
Gender (Male)
#0 / 16340
Top 39%
Masters (Masters Men)
#0 / 10617
Top 26%
Age Group (M45-49)
#0 / 2413
Top 39%
Race Day Weather
51°/41°F
overcast clouds
Personalized for Guobin

Your Race Performance Report is ready

See how your race unfolded, where your performance changed, and what to focus on next.

Personalized by MyRace AI
Preview insight
Your pace by distance
Fastest segment · 6:42/mi at mile 26.2

Your report includes

  • Race Overview
  • Pacing & Splits
  • Performance Analysis
  • Segment Analysis
  • Passing Analysis
  • Improvement Opportunities
One-time purchase · Instant access · Downloadable PDF · Shareable report

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
21:17
3.11 mi
Rank: #7314
Start → 5K
21:17 | 6:52/mi
10K
42:44
6.21 mi
Rank: #7640 (-326)
5K → 10K
21:27 | 6:55/mi
15K
1:04:45
9.32 mi
Rank: #8180 (-540)
10K → 15K
22:01 | 7:06/mi
20K
1:26:57
12.43 mi
Rank: #8333 (-153)
15K → 20K
22:12 | 7:09/mi
HALF
1:31:44
13.11 mi
Rank: #8357 (-24)
20K → HALF
4:47 | 7:02/mi
25K
1:48:44
15.53 mi
Rank: #8160 (+197)
HALF → 25K
17:00 | 7:01/mi
30K
2:12:06
18.64 mi
Rank: #8331 (-171)
25K → 30K
23:22 | 7:32/mi
20M
2:21:53
20.00 mi
Rank: #8179 (+152)
30K → 20M
9:47 | 7:13/mi
21M
2:29:31
21.00 mi
Rank: #8106 (+73)
20M → 21M
7:38 | 7:38/mi
35K
2:34:44
21.75 mi
Rank: #8033 (+73)
21M → 35K
5:13 | 6:59/mi
23M
2:43:41
23.00 mi
Rank: #7874 (+159)
35K → 23M
8:57 | 7:10/mi
24M
2:50:35
24.00 mi
Rank: #7746 (+128)
23M → 24M
6:54 | 6:54/mi
40K
2:56:36
24.85 mi
Rank: #7601 (+145)
24M → 40K
6:01 | 7:03/mi
25.2M
2:59:46
25.20 mi
Rank: #7720 (-119)
40K → 25.2M
3:10 | 9:11/mi
FINISH
3:06:36
26.22 mi
Rank: #7594 (+126)
25.2M → FINISH
6:50 | 6:43/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:31:44
Pace7:00 /mi
2nd Half
Distance13.11 mi
Time1:34:52
Pace7:15 /mi
📊Positive Split: 3.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:26:2721:176:5221:17
6:52
-
10K
6.21 mi10:47:5442:446:5321:27
6:55
+0:03
15K
9.32 mi11:09:551:04:456:5722:01
7:06
+0:11
20K
12.43 mi11:32:071:26:577:0022:12
7:09
+0:03
HALF
13.11 mi11:36:541:31:447:004:47
7:02
-0:07
25K
15.53 mi11:53:541:48:447:0017:00
7:01
-0:01
30K
18.64 mi12:17:162:12:067:0623:22
7:32
+0:31
20M
20.00 mi12:27:032:21:537:069:47
7:13
-0:19
21M
21.00 mi12:34:412:29:317:087:38
7:38
+0:25
35K
21.75 mi12:39:542:34:447:075:13
6:59
-0:39
23M
23.00 mi12:48:512:43:417:088:57
7:10
+0:11
24M
24.00 mi12:55:452:50:357:076:54
6:54
-0:16
40K
24.85 mi13:01:462:56:367:076:01
7:03
+0:09
25.2M
25.20 mi13:04:562:59:467:093:10
9:11
+2:08
FINISH
26.22 mi13:11:463:06:367:086:50
6:43
-2:28

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

6:43 /mi

Average Pace

7:07 /mi

Slowest Pace

9:11 /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

6:50

4% of race

Time at Steady Pace

2:25:36

78% of race

Time at Slower Pace

34:10

18% of race

Average Pace: 7:07 /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 mi10:26:2721:176:5221:17
6:52
#7314
10K
6.21 mi10:47:5442:446:5321:27
6:55
#7640
15K
9.32 mi11:09:551:04:456:5722:01
7:06
#8180
20K
12.43 mi11:32:071:26:577:0022:12
7:09
#8333
HALF
13.11 mi11:36:541:31:447:004:47
7:02
#8357
25K
15.53 mi11:53:541:48:447:0017:00
7:01
#8160
30K
18.64 mi12:17:162:12:067:0623:22
7:32
#8331
20M
20.00 mi12:27:032:21:537:069:47
7:13
#8179
21M
21.00 mi12:34:412:29:317:087:38
7:38
#8106
35K
21.75 mi12:39:542:34:447:075:13
6:59
#8033
23M
23.00 mi12:48:512:43:417:088:57
7:10
#7874
24M
24.00 mi12:55:452:50:357:076:54
6:54
#7746
40K
24.85 mi13:01:462:56:367:076:01
7:03
#7601
25.2M
25.20 mi13:04:562:59:467:093:10
9:11
#7720
FINISH
26.22 mi13:11:463:06:367:086:50
6:43
#7594
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 mi7314643864389151(Top 32%)7560(Top 46%)7560(Top 313%)
10K6.21 mi3.10 mi7640-3266647-2096647-2097947(Top 27%)6857(Top 42%)6857(Top 284%)
15K9.32 mi3.11 mi8180-5406998-3516998-3519151(Top 32%)7560(Top 46%)7560(Top 313%)
20K12.43 mi3.11 mi8333-1537080-827080-828904(Top 31%)7354(Top 45%)7354(Top 305%)
HALF13.11 mi0.68 mi8357-247095-157095-158723(Top 30%)7300(Top 45%)7300(Top 303%)
25K15.53 mi2.42 mi8160+1976968+1276968+1277456(Top 26%)6421(Top 39%)6421(Top 266%)
30K18.64 mi3.11 mi8331-1717026-587026-589809(Top 34%)7591(Top 46%)7591(Top 315%)
20M20.00 mi1.36 mi8179+1526914+1126914+1126978(Top 24%)5892(Top 36%)5892(Top 244%)
21M21.00 mi1.00 mi8106+736846+686846+687375(Top 25%)6004(Top 37%)6004(Top 249%)
35K21.75 mi0.75 mi8033+736788+586788+586878(Top 24%)5735(Top 35%)5735(Top 238%)
23M23.00 mi1.25 mi7874+1596659+1296659+1296464(Top 22%)5412(Top 33%)5412(Top 224%)
24M24.00 mi1.00 mi7746+1286559+1006559+1005804(Top 20%)4906(Top 30%)4906(Top 203%)
40K24.85 mi0.85 mi7601+1456443+1166443+1165729(Top 20%)4808(Top 29%)4808(Top 199%)
25.2M25.20 mi0.35 mi7720-1196509-666509-6615580(Top 54%)9751(Top 60%)9751(Top 404%)
FINISH26.22 mi1.02 mi7594+1266407+1026407+1025494(Top 19%)4539(Top 28%)4539(Top 188%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 32%
×21
+97ft-345ft

Overall

9151

Males

7560

M45-49

7560

5K→10K

3.1 - 6.2 mi

Top 27%
×5
+79ft-138ft

Overall

7947

Males

6857

M45-49

6857

10K→15K

6.2 - 9.3 mi

Top 32%
×3
+67ft-78ft

Overall

9151

Males

7560

M45-49

7560

15K→20K

9.3 - 12.4 mi

Top 31%
×5
+106ft-86ft

Overall

8904

Males

7354

M45-49

7354

20K→HALF

12.4 - 13.1 mi

Top 30%
×2
+19ft-37ft

Overall

8723

Males

7300

M45-49

7300

HALF→25K

13.1 - 15.5 mi

Top 26%
×4
+66ft-88ft

Overall

7456

Males

6421

M45-49

6421

25K→30K

15.5 - 18.6 mi

Top 34%
×9
+181ft-148ft

Overall

9809

Males

7591

M45-49

7591

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

6978

Males

5892

M45-49

5892

20M→21M

20.0 - 21.0 mi

Top 25%
×8
+106ft-24ft

Overall

7375

Males

6004

M45-49

6004

21M→35K

21.0 - 21.8 mi

Top 24%
×7
+17ft-86ft

Overall

6878

Males

5735

M45-49

5735

35K→23M

21.8 - 23.0 mi

Top 22%
×5
+23ft-63ft

Overall

6464

Males

5412

M45-49

5412

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5804

Males

4906

M45-49

4906

24M→40K

24.0 - 24.9 mi

Top 20%
×1
+6ft-20ft

Overall

5729

Males

4808

M45-49

4808

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1
+13ft-16ft

Overall

15580

Males

9751

M45-49

9751

25.2M→FINISH

25.2 - 26.2 mi

Top 19%
×2
+22ft-21ft

Overall

5494

Males

4539

M45-49

4539

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1552*
Passed By
1107
Net Change
-280
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7314
5K → 10K108200-326#7314#7640
10K → 15K27200-540#7640#8180
15K → 20K91200-153#8180#8333
20K → HALF1135-24#8333#8357
HALF → 25K218*21+197#8357#8160
25K → 30K109200-171#8160#8331
30K → 20M16715+152#8331#8179
20M → 21M10734+73#8179#8106
21M → 35K8512+73#8106#8033
35K → 23M18021+159#8033#7874
23M → 24M14315+128#7874#7746
24M → 40K16015+145#7746#7601
40K → 25.2M6125-119#7601#7720
25.2M → FINISH14014+126#7720#7594
TOTALS1552*1107-280

* 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...

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