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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Dianxin Guo

Bib: 21433 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M65-69)
#0 / 774
Race Day Weather
51°/41°F
overcast clouds
Personalized for Dianxin

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 · 8:13/mi at mile 3.1

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
25:33
3.11 mi
Rank: #18371
Start → 5K
25:33 | 8:14/mi
10K
51:13
6.21 mi
Rank: #18659 (-288)
5K → 10K
25:40 | 8:16/mi
15K
1:17:57
9.32 mi
Rank: #19369 (-710)
10K → 15K
26:44 | 8:37/mi
20K
1:45:55
12.43 mi
Rank: #20034 (-665)
15K → 20K
27:58 | 9:01/mi
HALF
1:52:08
13.11 mi
Rank: #20218 (-184)
20K → HALF
6:13 | 9:08/mi
25K
2:18:12
15.53 mi
Rank: #21770 (-1552)
HALF → 25K
26:04 | 10:45/mi
30K
2:51:40
18.64 mi
Rank: #22667 (-897)
25K → 30K
33:28 | 10:47/mi
20M
3:05:52
20.00 mi
Rank: #22749 (-82)
30K → 20M
14:12 | 10:28/mi
21M
3:18:10
21.00 mi
Rank: #22973 (-224)
20M → 21M
12:18 | 12:18/mi
35K
3:26:32
21.75 mi
Rank: #23101 (-128)
21M → 35K
8:22 | 11:12/mi
23M
3:40:03
23.00 mi
Rank: #23165 (-64)
35K → 23M
13:31 | 10:49/mi
24M
3:50:24
24.00 mi
Rank: #23174 (-9)
23M → 24M
10:21 | 10:21/mi
40K
4:00:33
24.85 mi
Rank: #23310 (-136)
24M → 40K
10:09 | 11:53/mi
25.2M
4:04:47
25.20 mi
Rank: #23320 (-10)
40K → 25.2M
4:14 | 12:17/mi
FINISH
4:15:13
26.22 mi
Rank: #23352 (-32)
25.2M → FINISH
10:26 | 10:15/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:52:08
Pace8:34 /mi
2nd Half
Distance13.11 mi
Time2:23:05
Pace10:55 /mi
📊Positive Split: 27.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:46:5625:338:1425:33
8:14
-
10K
6.21 mi12:12:3651:138:1525:40
8:16
+0:02
15K
9.32 mi12:39:201:17:578:2226:44
8:37
+0:21
20K
12.43 mi13:07:181:45:558:3227:58
9:01
+0:24
HALF
13.11 mi13:13:311:52:088:346:13
9:08
+0:07
25K
15.53 mi13:39:352:18:128:5426:04
10:45
+1:37
30K
18.64 mi14:13:032:51:409:1333:28
10:47
+0:02
20M
20.00 mi14:27:153:05:529:1814:12
10:28
-0:19
21M
21.00 mi14:39:333:18:109:2712:18
12:18
+1:50
35K
21.75 mi14:47:553:26:329:308:22
11:12
-1:06
23M
23.00 mi15:01:263:40:039:3513:31
10:49
-0:23
24M
24.00 mi15:11:473:50:249:3710:21
10:21
-0:28
40K
24.85 mi15:21:564:00:339:4110:09
11:53
+1:32
25.2M
25.20 mi15:26:104:04:479:434:14
12:17
+0:24
FINISH
26.22 mi15:36:364:15:139:4510:26
10:15
-2:02

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

8:14 /mi

Average Pace

9:44 /mi

Slowest Pace

12:18 /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

1:52:08

44% of race

Time at Steady Pace

1:48:02

42% of race

Time at Slower Pace

35:03

14% of race

Average Pace: 9:44 /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 mi11:46:5625:338:1425:33
8:14
#18371
10K
6.21 mi12:12:3651:138:1525:40
8:16
#18659
15K
9.32 mi12:39:201:17:578:2226:44
8:37
#19369
20K
12.43 mi13:07:181:45:558:3227:58
9:01
#20034
HALF
13.11 mi13:13:311:52:088:346:13
9:08
#20218
25K
15.53 mi13:39:352:18:128:5426:04
10:45
#21770
30K
18.64 mi14:13:032:51:409:1333:28
10:47
#22667
20M
20.00 mi14:27:153:05:529:1814:12
10:28
#22749
21M
21.00 mi14:39:333:18:109:2712:18
12:18
#22973
35K
21.75 mi14:47:553:26:329:308:22
11:12
#23101
23M
23.00 mi15:01:263:40:039:3513:31
10:49
#23165
24M
24.00 mi15:11:473:50:249:3710:21
10:21
#23174
40K
24.85 mi15:21:564:00:339:4110:09
11:53
#23310
25.2M
25.20 mi15:26:104:04:479:434:14
12:17
#23320
FINISH
26.22 mi15:36:364:15:139:4510:26
10:15
#23352
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM65-69Seg. OverallSeg. MalesSeg. M65-69
5K3.11 mi3.11 mi18371115741157420703(Top 71%)12661(Top 77%)12661(Top 1636%)
10K6.21 mi3.10 mi18659-28811718-14411718-14418926(Top 65%)11864(Top 73%)11864(Top 1533%)
15K9.32 mi3.11 mi19369-71012033-31512033-31520703(Top 71%)12661(Top 77%)12661(Top 1636%)
20K12.43 mi3.11 mi20034-66512299-26612299-26621915(Top 76%)13208(Top 81%)13208(Top 1706%)
HALF13.11 mi0.68 mi20218-18412386-8712386-8723188(Top 80%)13838(Top 85%)13838(Top 1788%)
25K15.53 mi2.42 mi21770-155213132-74613132-74625930(Top 89%)15082(Top 92%)15082(Top 1949%)
30K18.64 mi3.11 mi22667-89713541-40913541-40924879(Top 86%)14477(Top 89%)14477(Top 1870%)
20M20.00 mi1.36 mi22749-8213569-2813569-2823728(Top 82%)13871(Top 85%)13871(Top 1792%)
21M21.00 mi1.00 mi22973-22413654-8513654-8525492(Top 88%)14628(Top 90%)14628(Top 1890%)
35K21.75 mi0.75 mi23101-12813703-4913703-4925551(Top 88%)14645(Top 90%)14645(Top 1892%)
23M23.00 mi1.25 mi23165-6413735-3213735-3224063(Top 83%)13882(Top 85%)13882(Top 1794%)
24M24.00 mi1.00 mi23174-913724+1113724+1123722(Top 82%)13720(Top 84%)13720(Top 1773%)
40K24.85 mi0.85 mi23310-13613779-5513779-5525673(Top 88%)14598(Top 89%)14598(Top 1886%)
25.2M25.20 mi0.35 mi23320-1013780-113780-124925(Top 86%)14230(Top 87%)14230(Top 1839%)
FINISH26.22 mi1.02 mi23352-3213786-613786-624457(Top 84%)14015(Top 86%)14015(Top 1811%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 71%
×21
+97ft-345ft

Overall

20703

Males

12661

M65-69

12661

5K→10K

3.1 - 6.2 mi

Top 65%
×5
+79ft-138ft

Overall

18926

Males

11864

M65-69

11864

10K→15K

6.2 - 9.3 mi

Top 71%
×3
+67ft-78ft

Overall

20703

Males

12661

M65-69

12661

15K→20K

9.3 - 12.4 mi

Top 76%
×5
+106ft-86ft

Overall

21915

Males

13208

M65-69

13208

20K→HALF

12.4 - 13.1 mi

Top 80%
×2
+19ft-37ft

Overall

23188

Males

13838

M65-69

13838

HALF→25K

13.1 - 15.5 mi

Top 89%
×4
+66ft-88ft

Overall

25930

Males

15082

M65-69

15082

25K→30K

15.5 - 18.6 mi

Top 86%
×9
+181ft-148ft

Overall

24879

Males

14477

M65-69

14477

30K→20M

18.6 - 20.0 mi

Top 82%
×5
+64ft-50ft

Overall

23728

Males

13871

M65-69

13871

20M→21M

20.0 - 21.0 mi

Top 88%
×8
+106ft-24ft

Overall

25492

Males

14628

M65-69

14628

21M→35K

21.0 - 21.8 mi

Top 88%
×7
+17ft-86ft

Overall

25551

Males

14645

M65-69

14645

35K→23M

21.8 - 23.0 mi

Top 83%
×5
+23ft-63ft

Overall

24063

Males

13882

M65-69

13882

23M→24M

23.0 - 24.0 mi

Top 82%
×6
+12ft-82ft

Overall

23722

Males

13720

M65-69

13720

24M→40K

24.0 - 24.9 mi

Top 88%
×1
+6ft-20ft

Overall

25673

Males

14598

M65-69

14598

40K→25.2M

24.9 - 25.2 mi

Top 86%
×1
+13ft-16ft

Overall

24925

Males

14230

M65-69

14230

25.2M→FINISH

25.2 - 26.2 mi

Top 84%
×2
+22ft-21ft

Overall

24457

Males

14015

M65-69

14015

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
515
Passed By
2070
Net Change
-4981
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18371
5K → 10K155200-288#18371#18659
10K → 15K30200-710#18659#19369
15K → 20K40200-665#19369#20034
20K → HALF3187-184#20034#20218
HALF → 25K6200-1552#20218#21770
25K → 30K32200-897#21770#22667
30K → 20M50132-82#22667#22749
20M → 21M27200-224#22749#22973
21M → 35K15143-128#22973#23101
35K → 23M41105-64#23101#23165
23M → 24M4554-9#23165#23174
24M → 40K17153-136#23174#23310
40K → 25.2M2535-10#23310#23320
25.2M → FINISH2961-32#23320#23352
TOTALS5152070-4981
📊

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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