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BOSTON MARATHON 2026

Xiaobiao Yang

Bib: 26258β€’M

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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 (M75-79)
#0 / 68
Top 50%
Race Day Weather
51Β°/41Β°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
30:05
3.11 mi
Rank: #25037
Start β†’ 5K
30:05 | 9:41/mi
10K
1:00:49
6.21 mi
Rank: #25322 (-285)
5K β†’ 10K
30:44 | 9:54/mi
15K
1:31:02
9.32 mi
Rank: #25203 (+119)
10K β†’ 15K
30:13 | 9:44/mi
20K
2:03:07
12.43 mi
Rank: #25388 (-185)
15K β†’ 20K
32:05 | 10:20/mi
HALF
2:10:16
13.11 mi
Rank: #25449 (-61)
20K β†’ HALF
7:09 | 10:30/mi
25K
2:37:17
15.53 mi
Rank: #25687 (-238)
HALF β†’ 25K
27:01 | 11:09/mi
30K
3:14:25
18.64 mi
Rank: #25968 (-281)
25K β†’ 30K
37:08 | 11:58/mi
20M
3:30:10
20.00 mi
Rank: #25986 (-18)
30K β†’ 20M
15:45 | 11:36/mi
21M
3:42:50
21.00 mi
Rank: #25997 (-11)
20M β†’ 21M
12:40 | 12:40/mi
35K
3:52:12
21.75 mi
Rank: #26073 (-76)
21M β†’ 35K
9:22 | 12:32/mi
23M
4:07:14
23.00 mi
Rank: #26102 (-29)
35K β†’ 23M
15:02 | 12:01/mi
24M
4:19:02
24.00 mi
Rank: #26131 (-29)
23M β†’ 24M
11:48 | 11:48/mi
40K
4:29:31
24.85 mi
Rank: #26139 (-8)
24M β†’ 40K
10:29 | 12:16/mi
25.2M
4:33:55
25.20 mi
Rank: #26131 (+8)
40K β†’ 25.2M
4:24 | 12:46/mi
FINISH
4:45:29
26.22 mi
Rank: #26162 (-31)
25.2M β†’ FINISH
11:34 | 11:22/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:10:16
Pace9:57 /mi
2nd Half
Distance13.11 mi
Time2:35:13
Pace11:51 /mi
πŸ“ŠPositive Split: 19.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:37:5130:059:4130:05
9:41
-
10K
6.21 mi12:08:351:00:499:4830:44
9:54
+0:13
15K
9.32 mi12:38:481:31:029:4730:13
9:44
-0:10
20K
12.43 mi13:10:532:03:079:5532:05
10:20
+0:36
HALF
13.11 mi13:18:022:10:169:577:09
10:30
+0:10
25K
15.53 mi13:45:032:37:1710:0827:01
11:09
+0:39
30K
18.64 mi14:22:113:14:2510:2637:08
11:58
+0:49
20M
20.00 mi14:37:563:30:1010:3115:45
11:36
-0:22
21M
21.00 mi14:50:363:42:5010:3712:40
12:40
+1:04
35K
21.75 mi14:59:583:52:1210:419:22
12:32
-0:08
23M
23.00 mi15:15:004:07:1410:4515:02
12:01
-0:31
24M
24.00 mi15:26:484:19:0210:4811:48
11:48
-0:13
40K
24.85 mi15:37:174:29:3110:5110:29
12:16
+0:28
25.2M
25.20 mi15:41:414:33:5510:534:24
12:46
+0:30
FINISH
26.22 mi15:53:154:45:2910:5411:34
11:22
-1:24

Checkpoint Splits Visualizations

Explore your race data through different visual perspectives. Scroll to discover each visualization.

πŸ“ˆPace 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

9:41 /mi

Average Pace

10:54 /mi

Slowest Pace

12:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

πŸ“ŠSegments

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

2:10:16

46% of race

Time at Steady Pace

1:58:18

41% of race

Time at Slower Pace

36:55

13% of race

Average Pace: 10:53 /mi

Loading chart...
Faster pace (< avg)
Steady pace (β‰ˆ 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 mi11:37:5130:059:4130:05
9:41
#25037
10K
6.21 mi12:08:351:00:499:4830:44
9:54
#25322
15K
9.32 mi12:38:481:31:029:4730:13
9:44
#25203
20K
12.43 mi13:10:532:03:079:5532:05
10:20
#25388
HALF
13.11 mi13:18:022:10:169:577:09
10:30
#25449
25K
15.53 mi13:45:032:37:1710:0827:01
11:09
#25687
30K
18.64 mi14:22:113:14:2510:2637:08
11:58
#25968
20M
20.00 mi14:37:563:30:1010:3115:45
11:36
#25986
21M
21.00 mi14:50:363:42:5010:3712:40
12:40
#25997
35K
21.75 mi14:59:583:52:1210:419:22
12:32
#26073
23M
23.00 mi15:15:004:07:1410:4515:02
12:01
#26102
24M
24.00 mi15:26:484:19:0210:4811:48
11:48
#26131
40K
24.85 mi15:37:174:29:3110:5110:29
12:16
#26139
25.2M
25.20 mi15:41:414:33:5510:534:24
12:46
#26131
FINISH
26.22 mi15:53:154:45:2910:5411:34
11:22
#26162
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallMalesM75-79Seg. OverallSeg. MalesSeg. M75-79
5K3.11 mi3.11 mi25037147461474625027(Top 86%)14737(Top 90%)14737(Top 21672%)
10K6.21 mi3.10 mi25322-28514885-13914885-13925580(Top 88%)14992(Top 92%)14992(Top 22047%)
15K9.32 mi3.11 mi25203+11914817+6814817+6825027(Top 86%)14737(Top 90%)14737(Top 21672%)
20K12.43 mi3.11 mi25388-18514904-8714904-8725773(Top 89%)15051(Top 92%)15051(Top 22134%)
HALF13.11 mi0.68 mi25449-6114929-2514929-2526636(Top 92%)15390(Top 94%)15390(Top 22632%)
25K15.53 mi2.42 mi25687-23815026-9715026-9726545(Top 91%)15334(Top 94%)15334(Top 22550%)
30K18.64 mi3.11 mi25968-28115127-10115127-10126717(Top 92%)15314(Top 94%)15314(Top 22521%)
20M20.00 mi1.36 mi25986-1815120+715120+725835(Top 89%)14840(Top 91%)14840(Top 21824%)
21M21.00 mi1.00 mi25997-1115104+1615104+1625991(Top 90%)14880(Top 91%)14880(Top 21882%)
35K21.75 mi0.75 mi26073-7615125-2115125-2127278(Top 94%)15478(Top 95%)15478(Top 22762%)
23M23.00 mi1.25 mi26102-2915134-915134-926133(Top 90%)14899(Top 91%)14899(Top 21910%)
24M24.00 mi1.00 mi26131-2915129+515129+526345(Top 91%)14960(Top 92%)14960(Top 22000%)
40K24.85 mi0.85 mi26139-815118+1115118+1126234(Top 90%)14874(Top 91%)14874(Top 21874%)
25.2M25.20 mi0.35 mi26131+815109+915109+925728(Top 89%)14650(Top 90%)14650(Top 21544%)
FINISH26.22 mi1.02 mi26162-3115122-1315122-1326680(Top 92%)15096(Top 92%)15096(Top 22200%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
Γ—21
+97ft-345ft

Overall

25027

Males

14737

M75-79

14737

5K→10K

3.1 - 6.2 mi

Top 88%
Γ—5
+79ft-138ft

Overall

25580

Males

14992

M75-79

14992

10K→15K

6.2 - 9.3 mi

Top 86%
Γ—3
+67ft-78ft

Overall

25027

Males

14737

M75-79

14737

15K→20K

9.3 - 12.4 mi

Top 89%
Γ—5
+106ft-86ft

Overall

25773

Males

15051

M75-79

15051

20K→HALF

12.4 - 13.1 mi

Top 92%
Γ—2
+19ft-37ft

Overall

26636

Males

15390

M75-79

15390

HALF→25K

13.1 - 15.5 mi

Top 91%
Γ—4
+66ft-88ft

Overall

26545

Males

15334

M75-79

15334

25K→30K

15.5 - 18.6 mi

Top 92%
Γ—9
+181ft-148ft

Overall

26717

Males

15314

M75-79

15314

30K→20M

18.6 - 20.0 mi

Top 89%
Γ—5
+64ft-50ft

Overall

25835

Males

14840

M75-79

14840

20M→21M

20.0 - 21.0 mi

Top 90%
Γ—8
+106ft-24ft

Overall

25991

Males

14880

M75-79

14880

21M→35K

21.0 - 21.8 mi

Top 94%
Γ—7
+17ft-86ft

Overall

27278

Males

15478

M75-79

15478

35K→23M

21.8 - 23.0 mi

Top 90%
Γ—5
+23ft-63ft

Overall

26133

Males

14899

M75-79

14899

23M→24M

23.0 - 24.0 mi

Top 91%
Γ—6
+12ft-82ft

Overall

26345

Males

14960

M75-79

14960

24M→40K

24.0 - 24.9 mi

Top 90%
Γ—1
+6ft-20ft

Overall

26234

Males

14874

M75-79

14874

40K→25.2M

24.9 - 25.2 mi

Top 89%
Γ—1
+13ft-16ft

Overall

25728

Males

14650

M75-79

14650

25.2M→FINISH

25.2 - 26.2 mi

Top 92%
Γ—2
+22ft-21ft

Overall

26680

Males

15096

M75-79

15096

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Position interactions are being recalculated

Started about 8 hours ago. This usually takes 10-20 minutes. Please check back shortly.

Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing