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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing
BOSTON MARATHON 2026

Weifeng Xu

Bib: 13653 •M •Age: N/A

Boston Marathon logo
0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 38%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 40%
Age Group (M50-54)
#0 / 1868
Top 43%
Race Day Weather
51°/41°F
overcast clouds

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
22:07
3.11 mi
Rank: #9488
Start → 5K
22:07 | 7:08/mi
10K
43:49
6.21 mi
Rank: #8973 (+515)
5K → 10K
21:42 | 7:00/mi
15K
1:05:44
9.32 mi
Rank: #8945 (+28)
10K → 15K
21:55 | 7:04/mi
20K
1:27:47
12.43 mi
Rank: #8822 (+123)
15K → 20K
22:03 | 7:06/mi
HALF
1:32:36
13.11 mi
Rank: #8827 (-5)
20K → HALF
4:49 | 7:04/mi
25K
1:50:05
15.53 mi
Rank: #8819 (+8)
HALF → 25K
17:29 | 7:13/mi
30K
2:14:03
18.64 mi
Rank: #9176 (-357)
25K → 30K
23:58 | 7:43/mi
20M
2:24:57
20.00 mi
Rank: #9438 (-262)
30K → 20M
10:54 | 8:02/mi
21M
2:33:46
21.00 mi
Rank: #9717 (-279)
20M → 21M
8:49 | 8:49/mi
35K
2:39:43
21.75 mi
Rank: #9854 (-137)
21M → 35K
5:57 | 7:58/mi
23M
2:50:17
23.00 mi
Rank: #10208 (-354)
35K → 23M
10:34 | 8:27/mi
24M
2:58:16
24.00 mi
Rank: #10365 (-157)
23M → 24M
7:59 | 7:59/mi
40K
3:05:29
24.85 mi
Rank: #10559 (-194)
24M → 40K
7:13 | 8:27/mi
25.2M
3:08:51
25.20 mi
Rank: #10689 (-130)
40K → 25.2M
3:22 | 9:46/mi
FINISH
3:17:32
26.22 mi
Rank: #11008 (-319)
25.2M → FINISH
8:41 | 8:32/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:32:36
Pace7:04 /mi
2nd Half
Distance13.11 mi
Time1:44:56
Pace8:01 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:51:1022:077:0822:07
7:08
-
10K
6.21 mi11:12:5243:497:0421:42
7:00
-0:08
15K
9.32 mi11:34:471:05:447:0421:55
7:04
+0:04
20K
12.43 mi11:56:501:27:477:0422:03
7:06
+0:02
HALF
13.11 mi12:01:391:32:367:044:49
7:04
-0:02
25K
15.53 mi12:19:081:50:057:0617:29
7:13
+0:09
30K
18.64 mi12:43:062:14:037:1223:58
7:43
+0:30
20M
20.00 mi12:54:002:24:577:1510:54
8:02
+0:19
21M
21.00 mi13:02:492:33:467:208:49
8:49
+0:47
35K
21.75 mi13:08:462:39:437:215:57
7:58
-0:51
23M
23.00 mi13:19:202:50:177:2510:34
8:27
+0:29
24M
24.00 mi13:27:192:58:167:267:59
7:59
-0:28
40K
24.85 mi13:34:323:05:297:287:13
8:27
+0:28
25.2M
25.20 mi13:37:543:08:517:303:22
9:46
+1:19
FINISH
26.22 mi13:46:353:17:327:338:41
8:32
-1:14

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

7:00 /mi

Average Pace

7:32 /mi

Slowest Pace

9:46 /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

1:50:05

56% of race

Time at Steady Pace

48:48

25% of race

Time at Slower Pace

38:39

20% of race

Average Pace: 7:32 /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 mi10:51:1022:077:0822:07
7:08
#9488
10K
6.21 mi11:12:5243:497:0421:42
7:00
#8973
15K
9.32 mi11:34:471:05:447:0421:55
7:04
#8945
20K
12.43 mi11:56:501:27:477:0422:03
7:06
#8822
HALF
13.11 mi12:01:391:32:367:044:49
7:04
#8827
25K
15.53 mi12:19:081:50:057:0617:29
7:13
#8819
30K
18.64 mi12:43:062:14:037:1223:58
7:43
#9176
20M
20.00 mi12:54:002:24:577:1510:54
8:02
#9438
21M
21.00 mi13:02:492:33:467:208:49
8:49
#9717
35K
21.75 mi13:08:462:39:437:215:57
7:58
#9854
23M
23.00 mi13:19:202:50:177:2510:34
8:27
#10208
24M
24.00 mi13:27:192:58:167:267:59
7:59
#10365
40K
24.85 mi13:34:323:05:297:287:13
8:27
#10559
25.2M
25.20 mi13:37:543:08:517:303:22
9:46
#10689
FINISH
26.22 mi13:46:353:17:327:338:41
8:32
#11008
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 mi9488782978298931(Top 31%)7444(Top 46%)7444(Top 399%)
10K6.21 mi3.10 mi8973+5157502+3277502+3278569(Top 30%)7247(Top 44%)7247(Top 388%)
15K9.32 mi3.11 mi8945+287480+227480+228931(Top 31%)7444(Top 46%)7444(Top 399%)
20K12.43 mi3.11 mi8822+1237384+967384+968574(Top 30%)7175(Top 44%)7175(Top 384%)
HALF13.11 mi0.68 mi8827-57387-37387-39165(Top 32%)7571(Top 46%)7571(Top 405%)
25K15.53 mi2.42 mi8819+87360+277360+278954(Top 31%)7301(Top 45%)7301(Top 391%)
30K18.64 mi3.11 mi9176-3577521-1617521-16111343(Top 39%)8362(Top 51%)8362(Top 448%)
20M20.00 mi1.36 mi9438-2627623-1027623-10212980(Top 45%)8998(Top 55%)8998(Top 482%)
21M21.00 mi1.00 mi9717-2797743-1207743-12015035(Top 52%)9817(Top 60%)9817(Top 526%)
35K21.75 mi0.75 mi9854-1377799-567799-5614094(Top 49%)9342(Top 57%)9342(Top 500%)
23M23.00 mi1.25 mi10208-3547925-1267925-12615314(Top 53%)9821(Top 60%)9821(Top 526%)
24M24.00 mi1.00 mi10365-1577981-567981-5613596(Top 47%)8968(Top 55%)8968(Top 480%)
40K24.85 mi0.85 mi10559-1948060-798060-7915259(Top 53%)9622(Top 59%)9622(Top 515%)
25.2M25.20 mi0.35 mi10689-1308121-618121-6118393(Top 63%)11053(Top 68%)11053(Top 592%)
FINISH26.22 mi1.02 mi11008-3198245-1248245-12418238(Top 63%)10994(Top 67%)10994(Top 589%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 31%
×21
+97ft-345ft

Overall

8931

Males

7444

M50-54

7444

5K→10K

3.1 - 6.2 mi

Top 30%
×5
+79ft-138ft

Overall

8569

Males

7247

M50-54

7247

10K→15K

6.2 - 9.3 mi

Top 31%
×3
+67ft-78ft

Overall

8931

Males

7444

M50-54

7444

15K→20K

9.3 - 12.4 mi

Top 30%
×5
+106ft-86ft

Overall

8574

Males

7175

M50-54

7175

20K→HALF

12.4 - 13.1 mi

Top 32%
×2
+19ft-37ft

Overall

9165

Males

7571

M50-54

7571

HALF→25K

13.1 - 15.5 mi

Top 31%
×4
+66ft-88ft

Overall

8954

Males

7301

M50-54

7301

25K→30K

15.5 - 18.6 mi

Top 39%
×9
+181ft-148ft

Overall

11343

Males

8362

M50-54

8362

30K→20M

18.6 - 20.0 mi

Top 45%
×5
+64ft-50ft

Overall

12980

Males

8998

M50-54

8998

20M→21M

20.0 - 21.0 mi

Top 52%
×8
+106ft-24ft

Overall

15035

Males

9817

M50-54

9817

21M→35K

21.0 - 21.8 mi

Top 49%
×7
+17ft-86ft

Overall

14094

Males

9342

M50-54

9342

35K→23M

21.8 - 23.0 mi

Top 53%
×5
+23ft-63ft

Overall

15314

Males

9821

M50-54

9821

23M→24M

23.0 - 24.0 mi

Top 47%
×6
+12ft-82ft

Overall

13596

Males

8968

M50-54

8968

24M→40K

24.0 - 24.9 mi

Top 53%
×1
+6ft-20ft

Overall

15259

Males

9622

M50-54

9622

40K→25.2M

24.9 - 25.2 mi

Top 63%
×1
+13ft-16ft

Overall

18393

Males

11053

M50-54

11053

25.2M→FINISH

25.2 - 26.2 mi

Top 63%
×2
+22ft-21ft

Overall

18238

Males

10994

M50-54

10994

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1360*
Passed By
2068
Net Change
-1520
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9488
5K → 10K563*48+515#9488#8973
10K → 15K159131+28#8973#8945
15K → 20K18057+123#8945#8822
20K → HALF2328-5#8822#8827
HALF → 25K110102+8#8827#8819
25K → 30K90200-357#8819#9176
30K → 20M38200-262#9176#9438
20M → 21M23200-279#9438#9717
21M → 35K30167-137#9717#9854
35K → 23M46200-354#9854#10208
23M → 24M43200-157#10208#10365
24M → 40K32200-194#10365#10559
40K → 25.2M5135-130#10559#10689
25.2M → FINISH18200-319#10689#11008
TOTALS1360*2068-1520

* 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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