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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Siguang Xu

Bib: 21109 •M •Age: N/A

MI

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Age Group (M60-64)
#0 / 1514
Top 20%
Race Day Weather
51°/41°F
overcast clouds
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  • Segment-by-segment breakdown
  • Personalized race insights
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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
24:01
3.11 mi
Rank: #14820
Start → 5K
24:01 | 7:44/mi
10K
48:11
6.21 mi
Rank: #15089 (-269)
5K → 10K
24:10 | 7:47/mi
15K
1:12:25
9.32 mi
Rank: #15164 (-75)
10K → 15K
24:14 | 7:48/mi
20K
1:37:51
12.43 mi
Rank: #15771 (-607)
15K → 20K
25:26 | 8:12/mi
HALF
1:43:13
13.11 mi
Rank: #15793 (-22)
20K → HALF
5:22 | 7:53/mi
25K
2:02:46
15.53 mi
Rank: #15792 (+1)
HALF → 25K
19:33 | 8:04/mi
30K
2:28:25
18.64 mi
Rank: #15685 (+107)
25K → 30K
25:39 | 8:16/mi
20M
2:39:28
20.00 mi
Rank: #15535 (+150)
30K → 20M
11:03 | 8:09/mi
21M
2:48:18
21.00 mi
Rank: #15466 (+69)
20M → 21M
8:50 | 8:50/mi
35K
2:54:10
21.75 mi
Rank: #15368 (+98)
21M → 35K
5:52 | 7:51/mi
23M
3:04:24
23.00 mi
Rank: #15268 (+100)
35K → 23M
10:14 | 8:11/mi
24M
3:12:34
24.00 mi
Rank: #15237 (+31)
23M → 24M
8:10 | 8:10/mi
40K
3:19:31
24.85 mi
Rank: #15134 (+103)
24M → 40K
6:57 | 8:08/mi
25.2M
3:22:35
25.20 mi
Rank: #15106 (+28)
40K → 25.2M
3:04 | 8:54/mi
FINISH
3:30:45
26.22 mi
Rank: #15125 (-19)
25.2M → FINISH
8:10 | 8:01/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:43:13
Pace7:53 /mi
2nd Half
Distance13.11 mi
Time1:47:32
Pace8:13 /mi
📊Positive Split: 4.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:10:4524:017:4424:01
7:44
-
10K
6.21 mi11:34:5548:117:4624:10
7:47
+0:03
15K
9.32 mi11:59:091:12:257:4724:14
7:48
+0:01
20K
12.43 mi12:24:351:37:517:5325:26
8:12
+0:24
HALF
13.11 mi12:29:571:43:137:535:22
7:53
-0:19
25K
15.53 mi12:49:302:02:467:5519:33
8:04
+0:11
30K
18.64 mi13:15:092:28:257:5825:39
8:16
+0:12
20M
20.00 mi13:26:122:39:287:5911:03
8:09
-0:07
21M
21.00 mi13:35:022:48:188:018:50
8:50
+0:41
35K
21.75 mi13:40:542:54:108:015:52
7:51
-0:59
23M
23.00 mi13:51:083:04:248:0210:14
8:11
+0:20
24M
24.00 mi13:59:183:12:348:028:10
8:10
-0:01
40K
24.85 mi14:06:153:19:318:026:57
8:08
-0:02
25.2M
25.20 mi14:09:193:22:358:033:04
8:54
+0:46
FINISH
26.22 mi14:17:293:30:458:038:10
8:01
-0:53

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

7:44 /mi

Average Pace

8:03 /mi

Slowest Pace

8:54 /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

3:18:51

94% of race

Time at Steady Pace

11:54

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:02 /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 mi11:10:4524:017:4424:01
7:44
#14820
10K
6.21 mi11:34:5548:117:4624:10
7:47
#15089
15K
9.32 mi11:59:091:12:257:4724:14
7:48
#15164
20K
12.43 mi12:24:351:37:517:5325:26
8:12
#15771
HALF
13.11 mi12:29:571:43:137:535:22
7:53
#15793
25K
15.53 mi12:49:302:02:467:5519:33
8:04
#15792
30K
18.64 mi13:15:092:28:257:5825:39
8:16
#15685
20M
20.00 mi13:26:122:39:287:5911:03
8:09
#15535
21M
21.00 mi13:35:022:48:188:018:50
8:50
#15466
35K
21.75 mi13:40:542:54:108:015:52
7:51
#15368
23M
23.00 mi13:51:083:04:248:0210:14
8:11
#15268
24M
24.00 mi13:59:183:12:348:028:10
8:10
#15237
40K
24.85 mi14:06:153:19:318:026:57
8:08
#15134
25.2M
25.20 mi14:09:193:22:358:033:04
8:54
#15106
FINISH
26.22 mi14:17:293:30:458:038:10
8:01
#15125
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM60-64Seg. OverallSeg. MalesSeg. M60-64
5K3.11 mi3.11 mi14820101961019615335(Top 53%)10329(Top 63%)10329(Top 682%)
10K6.21 mi3.10 mi15089-26910241-4510241-4515419(Top 53%)10392(Top 64%)10392(Top 686%)
15K9.32 mi3.11 mi15164-7510260-1910260-1915335(Top 53%)10329(Top 63%)10329(Top 682%)
20K12.43 mi3.11 mi15771-60710490-23010490-23017398(Top 60%)11166(Top 68%)11166(Top 738%)
HALF13.11 mi0.68 mi15793-2210500-1010500-1016084(Top 55%)10622(Top 65%)10622(Top 702%)
25K15.53 mi2.42 mi15792+110483+1710483+1715849(Top 55%)10447(Top 64%)10447(Top 690%)
30K18.64 mi3.11 mi15685+10710407+7610407+7615290(Top 53%)10098(Top 62%)10098(Top 667%)
20M20.00 mi1.36 mi15535+15010326+8110326+8113762(Top 47%)9347(Top 57%)9347(Top 617%)
21M21.00 mi1.00 mi15466+6910277+4910277+4915160(Top 52%)9884(Top 60%)9884(Top 653%)
35K21.75 mi0.75 mi15368+9810222+5510222+5513356(Top 46%)9032(Top 55%)9032(Top 597%)
23M23.00 mi1.25 mi15268+10010163+5910163+5913625(Top 47%)9075(Top 56%)9075(Top 599%)
24M24.00 mi1.00 mi15237+3110123+4010123+4014828(Top 51%)9536(Top 58%)9536(Top 630%)
40K24.85 mi0.85 mi15134+10310068+5510068+5513312(Top 46%)8768(Top 54%)8768(Top 579%)
25.2M25.20 mi0.35 mi15106+2810048+2010048+2014022(Top 48%)9066(Top 55%)9066(Top 599%)
FINISH26.22 mi1.02 mi15125-1910045+310045+315243(Top 53%)9641(Top 59%)9641(Top 637%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 53%
×21
+97ft-345ft

Overall

15335

Males

10329

M60-64

10329

5K→10K

3.1 - 6.2 mi

Top 53%
×5
+79ft-138ft

Overall

15419

Males

10392

M60-64

10392

10K→15K

6.2 - 9.3 mi

Top 53%
×3
+67ft-78ft

Overall

15335

Males

10329

M60-64

10329

15K→20K

9.3 - 12.4 mi

Top 60%
×5
+106ft-86ft

Overall

17398

Males

11166

M60-64

11166

20K→HALF

12.4 - 13.1 mi

Top 55%
×2
+19ft-37ft

Overall

16084

Males

10622

M60-64

10622

HALF→25K

13.1 - 15.5 mi

Top 55%
×4
+66ft-88ft

Overall

15849

Males

10447

M60-64

10447

25K→30K

15.5 - 18.6 mi

Top 53%
×9
+181ft-148ft

Overall

15290

Males

10098

M60-64

10098

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13762

Males

9347

M60-64

9347

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15160

Males

9884

M60-64

9884

21M→35K

21.0 - 21.8 mi

Top 46%
×7
+17ft-86ft

Overall

13356

Males

9032

M60-64

9032

35K→23M

21.8 - 23.0 mi

Top 47%
×5
+23ft-63ft

Overall

13625

Males

9075

M60-64

9075

23M→24M

23.0 - 24.0 mi

Top 51%
×6
+12ft-82ft

Overall

14828

Males

9536

M60-64

9536

24M→40K

24.0 - 24.9 mi

Top 46%
×1
+6ft-20ft

Overall

13312

Males

8768

M60-64

8768

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1
+13ft-16ft

Overall

14022

Males

9066

M60-64

9066

25.2M→FINISH

25.2 - 26.2 mi

Top 53%
×2
+22ft-21ft

Overall

15243

Males

9641

M60-64

9641

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1712*
Passed By
1245
Net Change
-305
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#14820
5K → 10K187200-269#14820#15089
10K → 15K184200-75#15089#15164
15K → 20K50200-607#15164#15771
20K → HALF3355-22#15771#15793
HALF → 25K135134+1#15793#15792
25K → 30K252*145+107#15792#15685
30K → 20M16919+150#15685#15535
20M → 21M12758+69#15535#15466
21M → 35K11416+98#15466#15368
35K → 23M13434+100#15368#15268
23M → 24M9261+31#15268#15237
24M → 40K12926+103#15237#15134
40K → 25.2M4315+28#15134#15106
25.2M → FINISH6382-19#15106#15125
TOTALS1712*1245-305

* 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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Qualifying & Age Grade

See how your performance stacks up against qualifying standards

OTQ

Olympic Trials Qualifying analysis available

Activity Data

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