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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Junjie Guo

Bib: 15415 •M •Age: N/A

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Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 34%
Gender (Male)
#0 / 16340
Top 47%
Masters (Masters Men)
#0 / 10617
Top 36%
Age Group (M50-54)
#0 / 1868
Top 35%
Race Day Weather
51°/41°F
overcast clouds
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Race Performance Report

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  • Qualification readiness
  • Segment-by-segment breakdown
  • Personalized race insights
  • Downloadable athlete report
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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
23:09
3.11 mi
Rank: #12347
Start → 5K
23:09 | 7:28/mi
10K
46:30
6.21 mi
Rank: #12682 (-335)
5K → 10K
23:21 | 7:31/mi
15K
1:09:07
9.32 mi
Rank: #12057 (+625)
10K → 15K
22:37 | 7:17/mi
20K
1:32:13
12.43 mi
Rank: #11892 (+165)
15K → 20K
23:06 | 7:27/mi
HALF
1:37:10
13.11 mi
Rank: #11838 (+54)
20K → HALF
4:57 | 7:16/mi
25K
1:54:51
15.53 mi
Rank: #11501 (+337)
HALF → 25K
17:41 | 7:18/mi
30K
2:18:12
18.64 mi
Rank: #11138 (+363)
25K → 30K
23:21 | 7:31/mi
20M
2:28:21
20.00 mi
Rank: #10931 (+207)
30K → 20M
10:09 | 7:29/mi
21M
2:36:21
21.00 mi
Rank: #10825 (+106)
20M → 21M
8:00 | 8:00/mi
35K
2:41:36
21.75 mi
Rank: #10659 (+166)
21M → 35K
5:15 | 7:02/mi
23M
2:50:30
23.00 mi
Rank: #10286 (+373)
35K → 23M
8:54 | 7:07/mi
24M
2:57:39
24.00 mi
Rank: #10126 (+160)
23M → 24M
7:09 | 7:09/mi
40K
3:03:54
24.85 mi
Rank: #9988 (+138)
24M → 40K
6:15 | 7:19/mi
25.2M
3:06:45
25.20 mi
Rank: #9981 (+7)
40K → 25.2M
2:51 | 8:16/mi
FINISH
3:14:02
26.22 mi
Rank: #9888 (+93)
25.2M → FINISH
7:17 | 7:09/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st Half⚖️ Balanced
via HALF
Distance13.11 mi
Time1:37:10
Pace7:25 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:52
Pace7:24 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5423:097:2823:09
7:28
-
10K
6.21 mi11:18:1546:307:3023:21
7:31
+0:03
15K
9.32 mi11:40:521:09:077:2522:37
7:17
-0:14
20K
12.43 mi12:03:581:32:137:2623:06
7:27
+0:10
HALF
13.11 mi12:08:551:37:107:254:57
7:16
-0:11
25K
15.53 mi12:26:361:54:517:2417:41
7:18
+0:02
30K
18.64 mi12:49:572:18:127:2523:21
7:31
+0:13
20M
20.00 mi13:00:062:28:217:2610:09
7:29
-0:02
21M
21.00 mi13:08:062:36:217:278:00
8:00
+0:31
35K
21.75 mi13:13:212:41:367:265:15
7:02
-0:58
23M
23.00 mi13:22:152:50:307:258:54
7:07
+0:05
24M
24.00 mi13:29:242:57:397:257:09
7:09
+0:02
40K
24.85 mi13:35:393:03:547:246:15
7:19
+0:10
25.2M
25.20 mi13:38:303:06:457:252:51
8:16
+0:57
FINISH
26.22 mi13:45:473:14:027:257:17
7:09
-1:07

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

7:02 /mi

Average Pace

7:24 /mi

Slowest Pace

8:16 /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

3:03:11

94% of race

Time at Steady Pace

10:51

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:24 /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 mi10:54:5423:097:2823:09
7:28
#12347
10K
6.21 mi11:18:1546:307:3023:21
7:31
#12682
15K
9.32 mi11:40:521:09:077:2522:37
7:17
#12057
20K
12.43 mi12:03:581:32:137:2623:06
7:27
#11892
HALF
13.11 mi12:08:551:37:107:254:57
7:16
#11838
25K
15.53 mi12:26:361:54:517:2417:41
7:18
#11501
30K
18.64 mi12:49:572:18:127:2523:21
7:31
#11138
20M
20.00 mi13:00:062:28:217:2610:09
7:29
#10931
21M
21.00 mi13:08:062:36:217:278:00
8:00
#10825
35K
21.75 mi13:13:212:41:367:265:15
7:02
#10659
23M
23.00 mi13:22:152:50:307:258:54
7:07
#10286
24M
24.00 mi13:29:242:57:397:257:09
7:09
#10126
40K
24.85 mi13:35:393:03:547:246:15
7:19
#9988
25.2M
25.20 mi13:38:303:06:457:252:51
8:16
#9981
FINISH
26.22 mi13:45:473:14:027:257:17
7:09
#9888
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 mi123479178917810843(Top 37%)8410(Top 51%)8410(Top 450%)
10K6.21 mi3.10 mi12682-3359303-1259303-12513064(Top 45%)9427(Top 58%)9427(Top 505%)
15K9.32 mi3.11 mi12057+6259017+2869017+28610843(Top 37%)8410(Top 51%)8410(Top 450%)
20K12.43 mi3.11 mi11892+1658908+1098908+10911419(Top 39%)8581(Top 53%)8581(Top 459%)
HALF13.11 mi0.68 mi11838+548878+308878+3010778(Top 37%)8360(Top 51%)8360(Top 448%)
25K15.53 mi2.42 mi11501+3378695+1838695+1839640(Top 33%)7660(Top 47%)7660(Top 410%)
30K18.64 mi3.11 mi11138+3638483+2128483+2129782(Top 34%)7580(Top 46%)7580(Top 406%)
20M20.00 mi1.36 mi10931+2078353+1308353+1308934(Top 31%)7033(Top 43%)7033(Top 376%)
21M21.00 mi1.00 mi10825+1068283+708283+709875(Top 34%)7394(Top 45%)7394(Top 396%)
35K21.75 mi0.75 mi10659+1668179+1048179+1047258(Top 25%)5993(Top 37%)5993(Top 321%)
23M23.00 mi1.25 mi10286+3737963+2167963+2166222(Top 21%)5258(Top 32%)5258(Top 281%)
24M24.00 mi1.00 mi10126+1607855+1087855+1087518(Top 26%)5990(Top 37%)5990(Top 321%)
40K24.85 mi0.85 mi9988+1387773+827773+827505(Top 26%)5897(Top 36%)5897(Top 316%)
25.2M25.20 mi0.35 mi9981+77753+207753+209969(Top 34%)7119(Top 44%)7119(Top 381%)
FINISH26.22 mi1.02 mi9888+937680+737680+738686(Top 30%)6424(Top 39%)6424(Top 344%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 37%
×21
+97ft-345ft

Overall

10843

Males

8410

M50-54

8410

5K→10K

3.1 - 6.2 mi

Top 45%
×5
+79ft-138ft

Overall

13064

Males

9427

M50-54

9427

10K→15K

6.2 - 9.3 mi

Top 37%
×3
+67ft-78ft

Overall

10843

Males

8410

M50-54

8410

15K→20K

9.3 - 12.4 mi

Top 39%
×5
+106ft-86ft

Overall

11419

Males

8581

M50-54

8581

20K→HALF

12.4 - 13.1 mi

Top 37%
×2
+19ft-37ft

Overall

10778

Males

8360

M50-54

8360

HALF→25K

13.1 - 15.5 mi

Top 33%
×4
+66ft-88ft

Overall

9640

Males

7660

M50-54

7660

25K→30K

15.5 - 18.6 mi

Top 34%
×9
+181ft-148ft

Overall

9782

Males

7580

M50-54

7580

30K→20M

18.6 - 20.0 mi

Top 31%
×5
+64ft-50ft

Overall

8934

Males

7033

M50-54

7033

20M→21M

20.0 - 21.0 mi

Top 34%
×8
+106ft-24ft

Overall

9875

Males

7394

M50-54

7394

21M→35K

21.0 - 21.8 mi

Top 25%
×7
+17ft-86ft

Overall

7258

Males

5993

M50-54

5993

35K→23M

21.8 - 23.0 mi

Top 21%
×5
+23ft-63ft

Overall

6222

Males

5258

M50-54

5258

23M→24M

23.0 - 24.0 mi

Top 26%
×6
+12ft-82ft

Overall

7518

Males

5990

M50-54

5990

24M→40K

24.0 - 24.9 mi

Top 26%
×1
+6ft-20ft

Overall

7505

Males

5897

M50-54

5897

40K→25.2M

24.9 - 25.2 mi

Top 34%
×1
+13ft-16ft

Overall

9969

Males

7119

M50-54

7119

25.2M→FINISH

25.2 - 26.2 mi

Top 30%
×2
+22ft-21ft

Overall

8686

Males

6424

M50-54

6424

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
3218*
Passed By
488
Net Change
+2459
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12347
5K → 10K135200-335#12347#12682
10K → 15K646*21+625#12682#12057
15K → 20K237*72+165#12057#11892
20K → HALF606+54#11892#11838
HALF → 25K344*7+337#11838#11501
25K → 30K402*39+363#11501#11138
30K → 20M220*13+207#11138#10931
20M → 21M14943+106#10931#10825
21M → 35K1704+166#10825#10659
35K → 23M375*2+373#10659#10286
23M → 24M17515+160#10286#10126
24M → 40K150*12+138#10126#9988
40K → 25.2M3326+7#9988#9981
25.2M → FINISH12228+93#9981#9888
TOTALS3218*488+2459

* 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

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🎨Heatmap Timeline

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Activity Data

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