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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Yunzhi Gu

Bib: 5223 •M •Age: N/A

NY

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 22%
Gender (Male)
#0 / 16340
Top 34%
Masters (Masters Men)
#0 / 10617
Top 20%
Age Group (M45-49)
#0 / 2413
Top 28%
Race Day Weather
51°/41°F
overcast clouds
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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
20:38
3.11 mi
Rank: #5339
Start → 5K
20:38 | 6:39/mi
10K
41:23
6.21 mi
Rank: #5508 (-169)
5K → 10K
20:45 | 6:41/mi
15K
1:02:28
9.32 mi
Rank: #5852 (-344)
10K → 15K
21:05 | 6:48/mi
20K
1:23:53
12.43 mi
Rank: #6110 (-258)
15K → 20K
21:25 | 6:54/mi
HALF
1:28:28
13.11 mi
Rank: #6121 (-11)
20K → HALF
4:35 | 6:44/mi
25K
1:45:15
15.53 mi
Rank: #6242 (-121)
HALF → 25K
16:47 | 6:56/mi
30K
2:07:34
18.64 mi
Rank: #6458 (-216)
25K → 30K
22:19 | 7:11/mi
20M
2:17:21
20.00 mi
Rank: #6479 (-21)
30K → 20M
9:47 | 7:13/mi
21M
2:24:56
21.00 mi
Rank: #6498 (-19)
20M → 21M
7:35 | 7:35/mi
35K
2:30:14
21.75 mi
Rank: #6519 (-21)
21M → 35K
5:18 | 7:06/mi
23M
2:39:13
23.00 mi
Rank: #6484 (+35)
35K → 23M
8:59 | 7:11/mi
24M
2:46:07
24.00 mi
Rank: #6425 (+59)
23M → 24M
6:54 | 6:54/mi
40K
2:52:15
24.85 mi
Rank: #6398 (+27)
24M → 40K
6:08 | 7:11/mi
25.2M
2:54:56
25.20 mi
Rank: #6386 (+12)
40K → 25.2M
2:41 | 7:47/mi
FINISH
3:01:58
26.22 mi
Rank: #6346 (+40)
25.2M → FINISH
7:02 | 6:55/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:28:28
Pace6:45 /mi
2nd Half
Distance13.11 mi
Time1:33:30
Pace7:08 /mi
📊Positive Split: 5.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:24:3320:386:3920:38
6:39
-
10K
6.21 mi10:45:1841:236:4020:45
6:41
+0:02
15K
9.32 mi11:06:231:02:286:4321:05
6:48
+0:07
20K
12.43 mi11:27:481:23:536:4521:25
6:54
+0:06
HALF
13.11 mi11:32:231:28:286:454:35
6:44
-0:10
25K
15.53 mi11:49:101:45:156:4716:47
6:56
+0:12
30K
18.64 mi12:11:292:07:346:5122:19
7:11
+0:15
20M
20.00 mi12:21:162:17:216:539:47
7:13
+0:02
21M
21.00 mi12:28:512:24:566:557:35
7:35
+0:22
35K
21.75 mi12:34:092:30:146:555:18
7:06
-0:29
23M
23.00 mi12:43:082:39:136:568:59
7:11
+0:05
24M
24.00 mi12:50:022:46:076:566:54
6:54
-0:17
40K
24.85 mi12:56:102:52:156:566:08
7:11
+0:17
25.2M
25.20 mi12:58:512:54:566:572:41
7:47
+0:36
FINISH
26.22 mi13:05:533:01:586:577:02
6:55
-0:52

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

6:39 /mi

Average Pace

6:57 /mi

Slowest Pace

7:47 /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

2:51:42

94% of race

Time at Steady Pace

10:16

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 6:56 /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 mi10:24:3320:386:3920:38
6:39
#5339
10K
6.21 mi10:45:1841:236:4020:45
6:41
#5508
15K
9.32 mi11:06:231:02:286:4321:05
6:48
#5852
20K
12.43 mi11:27:481:23:536:4521:25
6:54
#6110
HALF
13.11 mi11:32:231:28:286:454:35
6:44
#6121
25K
15.53 mi11:49:101:45:156:4716:47
6:56
#6242
30K
18.64 mi12:11:292:07:346:5122:19
7:11
#6458
20M
20.00 mi12:21:162:17:216:539:47
7:13
#6479
21M
21.00 mi12:28:512:24:566:557:35
7:35
#6498
35K
21.75 mi12:34:092:30:146:555:18
7:06
#6519
23M
23.00 mi12:43:082:39:136:568:59
7:11
#6484
24M
24.00 mi12:50:022:46:076:566:54
6:54
#6425
40K
24.85 mi12:56:102:52:156:566:08
7:11
#6398
25.2M
25.20 mi12:58:512:54:566:572:41
7:47
#6386
FINISH
26.22 mi13:05:533:01:586:577:02
6:55
#6346
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 mi5339495649566676(Top 23%)5945(Top 36%)5945(Top 246%)
10K6.21 mi3.10 mi5508-1695099-1435099-1435746(Top 20%)5263(Top 32%)5263(Top 218%)
15K9.32 mi3.11 mi5852-3445365-2665365-2666676(Top 23%)5945(Top 36%)5945(Top 246%)
20K12.43 mi3.11 mi6110-2585545-1805545-1807023(Top 24%)6171(Top 38%)6171(Top 256%)
HALF13.11 mi0.68 mi6121-115547-25547-26375(Top 22%)5719(Top 35%)5719(Top 237%)
25K15.53 mi2.42 mi6242-1215626-795626-796852(Top 24%)6005(Top 37%)6005(Top 249%)
30K18.64 mi3.11 mi6458-2165758-1325758-1327256(Top 25%)6158(Top 38%)6158(Top 255%)
20M20.00 mi1.36 mi6479-215763-55763-56953(Top 24%)5867(Top 36%)5867(Top 243%)
21M21.00 mi1.00 mi6498-195774-115774-117004(Top 24%)5774(Top 35%)5774(Top 239%)
35K21.75 mi0.75 mi6519-215784-105784-107675(Top 26%)6224(Top 38%)6224(Top 258%)
23M23.00 mi1.25 mi6484+355743+415743+416606(Top 23%)5496(Top 34%)5496(Top 228%)
24M24.00 mi1.00 mi6425+595687+565687+565794(Top 20%)4896(Top 30%)4896(Top 203%)
40K24.85 mi0.85 mi6398+275656+315656+316546(Top 23%)5334(Top 33%)5334(Top 221%)
25.2M25.20 mi0.35 mi6386+125640+165640+166873(Top 24%)5464(Top 33%)5464(Top 226%)
FINISH26.22 mi1.02 mi6346+405598+425598+426789(Top 23%)5371(Top 33%)5371(Top 223%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 23%
×21
+97ft-345ft

Overall

6676

Males

5945

M45-49

5945

5K→10K

3.1 - 6.2 mi

Top 20%
×5
+79ft-138ft

Overall

5746

Males

5263

M45-49

5263

10K→15K

6.2 - 9.3 mi

Top 23%
×3
+67ft-78ft

Overall

6676

Males

5945

M45-49

5945

15K→20K

9.3 - 12.4 mi

Top 24%
×5
+106ft-86ft

Overall

7023

Males

6171

M45-49

6171

20K→HALF

12.4 - 13.1 mi

Top 22%
×2
+19ft-37ft

Overall

6375

Males

5719

M45-49

5719

HALF→25K

13.1 - 15.5 mi

Top 24%
×4
+66ft-88ft

Overall

6852

Males

6005

M45-49

6005

25K→30K

15.5 - 18.6 mi

Top 25%
×9
+181ft-148ft

Overall

7256

Males

6158

M45-49

6158

30K→20M

18.6 - 20.0 mi

Top 24%
×5
+64ft-50ft

Overall

6953

Males

5867

M45-49

5867

20M→21M

20.0 - 21.0 mi

Top 24%
×8
+106ft-24ft

Overall

7004

Males

5774

M45-49

5774

21M→35K

21.0 - 21.8 mi

Top 26%
×7
+17ft-86ft

Overall

7675

Males

6224

M45-49

6224

35K→23M

21.8 - 23.0 mi

Top 23%
×5
+23ft-63ft

Overall

6606

Males

5496

M45-49

5496

23M→24M

23.0 - 24.0 mi

Top 20%
×6
+12ft-82ft

Overall

5794

Males

4896

M45-49

4896

24M→40K

24.0 - 24.9 mi

Top 23%
×1
+6ft-20ft

Overall

6546

Males

5334

M45-49

5334

40K→25.2M

24.9 - 25.2 mi

Top 24%
×1
+13ft-16ft

Overall

6873

Males

5464

M45-49

5464

25.2M→FINISH

25.2 - 26.2 mi

Top 23%
×2
+22ft-21ft

Overall

6789

Males

5371

M45-49

5371

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
901
Passed By
1400
Net Change
-1007
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5339
5K → 10K125200-169#5339#5508
10K → 15K38200-344#5508#5852
15K → 20K69200-258#5852#6110
20K → HALF1930-11#6110#6121
HALF → 25K69190-121#6121#6242
25K → 30K89200-216#6242#6458
30K → 20M6990-21#6458#6479
20M → 21M5675-19#6479#6498
21M → 35K4061-21#6498#6519
35K → 23M8651+35#6519#6484
23M → 24M8425+59#6484#6425
24M → 40K6033+27#6425#6398
40K → 25.2M2715+12#6398#6386
25.2M → FINISH7030+40#6386#6346
TOTALS9011400-1007
📊

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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