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BOSTON MARATHON 2026

Xin He

Bib: 15303•M

MI

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 46%
Gender (Male)
#0 / 16340
Masters (Masters Men)
#0 / 10617
Top 49%
Age Group (M50-54)
#0 / 1868
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
23:21
3.11 mi
Rank: #12896
Start → 5K
23:21 | 7:31/mi
10K
46:52
6.21 mi
Rank: #13203 (-307)
5K → 10K
23:31 | 7:35/mi
15K
1:10:33
9.32 mi
Rank: #13387 (-184)
10K → 15K
23:41 | 7:38/mi
20K
1:34:19
12.43 mi
Rank: #13354 (+33)
15K → 20K
23:46 | 7:39/mi
HALF
1:39:24
13.11 mi
Rank: #13310 (+44)
20K → HALF
5:05 | 7:28/mi
25K
1:58:17
15.53 mi
Rank: #13351 (-41)
HALF → 25K
18:53 | 7:48/mi
30K
2:23:40
18.64 mi
Rank: #13581 (-230)
25K → 30K
25:23 | 8:11/mi
20M
2:34:43
20.00 mi
Rank: #13552 (+29)
30K → 20M
11:03 | 8:09/mi
21M
2:43:24
21.00 mi
Rank: #13583 (-31)
20M → 21M
8:41 | 8:41/mi
35K
2:49:24
21.75 mi
Rank: #13616 (-33)
21M → 35K
6:00 | 8:02/mi
23M
2:59:32
23.00 mi
Rank: #13555 (+61)
35K → 23M
10:08 | 8:06/mi
24M
3:07:21
24.00 mi
Rank: #13483 (+72)
23M → 24M
7:49 | 7:49/mi
40K
3:14:14
24.85 mi
Rank: #13461 (+22)
24M → 40K
6:53 | 8:04/mi
25.2M
3:17:16
25.20 mi
Rank: #13454 (+7)
40K → 25.2M
3:02 | 8:48/mi
FINISH
3:25:09
26.22 mi
Rank: #13410 (+44)
25.2M → FINISH
7:53 | 7:45/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:39:24
Pace7:35 /mi
2nd Half
Distance13.11 mi
Time1:45:45
Pace8:04 /mi
📊Positive Split: 6.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:54:5123:217:3123:21
7:31
-
10K
6.21 mi11:18:2246:527:3323:31
7:35
+0:04
15K
9.32 mi11:42:031:10:337:3523:41
7:38
+0:03
20K
12.43 mi12:05:491:34:197:3623:46
7:39
+0:01
HALF
13.11 mi12:10:541:39:247:355:05
7:28
-0:11
25K
15.53 mi12:29:471:58:177:3718:53
7:48
+0:20
30K
18.64 mi12:55:102:23:407:4325:23
8:11
+0:23
20M
20.00 mi13:06:132:34:437:4511:03
8:09
-0:02
21M
21.00 mi13:14:542:43:247:478:41
8:41
+0:32
35K
21.75 mi13:20:542:49:247:486:00
8:02
-0:39
23M
23.00 mi13:31:022:59:327:4910:08
8:06
+0:04
24M
24.00 mi13:38:513:07:217:497:49
7:49
-0:17
40K
24.85 mi13:45:443:14:147:496:53
8:04
+0:15
25.2M
25.20 mi13:48:463:17:167:503:02
8:48
+0:44
FINISH
26.22 mi13:56:393:25:097:507:53
7:45
-1:03

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

7:28 /mi

Average Pace

7:50 /mi

Slowest Pace

8:48 /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

3:13:26

94% of race

Time at Steady Pace

11:43

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:49 /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 mi10:54:5123:217:3123:21
7:31
#12896
10K
6.21 mi11:18:2246:527:3323:31
7:35
#13203
15K
9.32 mi11:42:031:10:337:3523:41
7:38
#13387
20K
12.43 mi12:05:491:34:197:3623:46
7:39
#13354
HALF
13.11 mi12:10:541:39:247:355:05
7:28
#13310
25K
15.53 mi12:29:471:58:177:3718:53
7:48
#13351
30K
18.64 mi12:55:102:23:407:4325:23
8:11
#13581
20M
20.00 mi13:06:132:34:437:4511:03
8:09
#13552
21M
21.00 mi13:14:542:43:247:478:41
8:41
#13583
35K
21.75 mi13:20:542:49:247:486:00
8:02
#13616
23M
23.00 mi13:31:022:59:327:4910:08
8:06
#13555
24M
24.00 mi13:38:513:07:217:497:49
7:49
#13483
40K
24.85 mi13:45:443:14:147:496:53
8:04
#13461
25.2M
25.20 mi13:48:463:17:167:503:02
8:48
#13454
FINISH
26.22 mi13:56:393:25:097:507:53
7:45
#13410
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 mi128969420942013866(Top 48%)9739(Top 60%)9739(Top 521%)
10K6.21 mi3.10 mi13203-3079507-879507-8713550(Top 47%)9638(Top 59%)9638(Top 516%)
15K9.32 mi3.11 mi13387-1849561-549561-5413866(Top 48%)9739(Top 60%)9739(Top 521%)
20K12.43 mi3.11 mi13354+339524+379524+3713256(Top 46%)9403(Top 58%)9403(Top 503%)
HALF13.11 mi0.68 mi13310+449508+169508+1612610(Top 43%)9204(Top 56%)9204(Top 493%)
25K15.53 mi2.42 mi13351-419507+19507+113721(Top 47%)9533(Top 58%)9533(Top 510%)
30K18.64 mi3.11 mi13581-2309565-589565-5814722(Top 51%)9854(Top 60%)9854(Top 528%)
20M20.00 mi1.36 mi13552+299526+399526+3913742(Top 47%)9327(Top 57%)9327(Top 499%)
21M21.00 mi1.00 mi13583-319517+99517+914259(Top 49%)9485(Top 58%)9485(Top 508%)
35K21.75 mi0.75 mi13616-339513+49513+414579(Top 50%)9570(Top 59%)9570(Top 512%)
23M23.00 mi1.25 mi13555+619453+609453+6013112(Top 45%)8845(Top 54%)8845(Top 474%)
24M24.00 mi1.00 mi13483+729400+539400+5312417(Top 43%)8437(Top 52%)8437(Top 452%)
40K24.85 mi0.85 mi13461+229369+319369+3112821(Top 44%)8543(Top 52%)8543(Top 457%)
25.2M25.20 mi0.35 mi13454+79357+129357+1213442(Top 46%)8805(Top 54%)8805(Top 471%)
FINISH26.22 mi1.02 mi13410+449316+419316+4113249(Top 46%)8676(Top 53%)8676(Top 464%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21
+97ft-345ft

Overall

13866

Males

9739

M50-54

9739

5K→10K

3.1 - 6.2 mi

Top 47%
×5
+79ft-138ft

Overall

13550

Males

9638

M50-54

9638

10K→15K

6.2 - 9.3 mi

Top 48%
×3
+67ft-78ft

Overall

13866

Males

9739

M50-54

9739

15K→20K

9.3 - 12.4 mi

Top 46%
×5
+106ft-86ft

Overall

13256

Males

9403

M50-54

9403

20K→HALF

12.4 - 13.1 mi

Top 43%
×2
+19ft-37ft

Overall

12610

Males

9204

M50-54

9204

HALF→25K

13.1 - 15.5 mi

Top 47%
×4
+66ft-88ft

Overall

13721

Males

9533

M50-54

9533

25K→30K

15.5 - 18.6 mi

Top 51%
×9
+181ft-148ft

Overall

14722

Males

9854

M50-54

9854

30K→20M

18.6 - 20.0 mi

Top 47%
×5
+64ft-50ft

Overall

13742

Males

9327

M50-54

9327

20M→21M

20.0 - 21.0 mi

Top 49%
×8
+106ft-24ft

Overall

14259

Males

9485

M50-54

9485

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14579

Males

9570

M50-54

9570

35K→23M

21.8 - 23.0 mi

Top 45%
×5
+23ft-63ft

Overall

13112

Males

8845

M50-54

8845

23M→24M

23.0 - 24.0 mi

Top 43%
×6
+12ft-82ft

Overall

12417

Males

8437

M50-54

8437

24M→40K

24.0 - 24.9 mi

Top 44%
×1
+6ft-20ft

Overall

12821

Males

8543

M50-54

8543

40K→25.2M

24.9 - 25.2 mi

Top 46%
×1
+13ft-16ft

Overall

13442

Males

8805

M50-54

8805

25.2M→FINISH

25.2 - 26.2 mi

Top 46%
×2
+22ft-21ft

Overall

13249

Males

8676

M50-54

8676

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1430
Passed By
1944
Net Change
-514
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#12896
5K → 10K157464-307#12896#13203
10K → 15K135319-184#13203#13387
15K → 20K182149+33#13387#13354
20K → HALF5511+44#13354#13310
HALF → 25K107148-41#13310#13351
25K → 30K127357-230#13351#13581
30K → 20M10576+29#13581#13552
20M → 21M82113-31#13552#13583
21M → 35K4376-33#13583#13616
35K → 23M12463+61#13616#13555
23M → 24M11341+72#13555#13483
24M → 40K7654+22#13483#13461
40K → 25.2M3629+7#13461#13454
25.2M → FINISH8844+44#13454#13410
TOTALS14301944-514
📊

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing