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BOSTON MARATHON 2026

Alan You

Bib: 4825 •M •Age: N/A

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Top 32%
Gender (Male)
#0 / 16340
Top 45%
Masters (Masters Men)
#0 / 10617
Top 33%
Age Group (M45-49)
#0 / 2413
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
20:45
3.11 mi
Rank: #5688
Start → 5K
20:45 | 6:41/mi
10K
41:20
6.21 mi
Rank: #5441 (+247)
5K → 10K
20:35 | 6:38/mi
15K
1:01:50
9.32 mi
Rank: #5236 (+205)
10K → 15K
20:30 | 6:36/mi
20K
1:22:40
12.43 mi
Rank: #5194 (+42)
15K → 20K
20:50 | 6:43/mi
HALF
1:27:02
13.11 mi
Rank: #5106 (+88)
20K → HALF
4:22 | 6:25/mi
25K
1:49:19
15.53 mi
Rank: #8441 (-3335)
HALF → 25K
22:17 | 9:12/mi
30K
2:10:51
18.64 mi
Rank: #7853 (+588)
25K → 30K
21:32 | 6:56/mi
20M
2:20:33
20.00 mi
Rank: #7699 (+154)
30K → 20M
9:42 | 7:09/mi
21M
2:28:20
21.00 mi
Rank: #7685 (+14)
20M → 21M
7:47 | 7:47/mi
35K
2:34:08
21.75 mi
Rank: #7827 (-142)
21M → 35K
5:48 | 7:46/mi
23M
2:44:53
23.00 mi
Rank: #8270 (-443)
35K → 23M
10:45 | 8:36/mi
24M
2:53:13
24.00 mi
Rank: #8597 (-327)
23M → 24M
8:20 | 8:20/mi
40K
3:00:38
24.85 mi
Rank: #8874 (-277)
24M → 40K
7:25 | 8:41/mi
25.2M
3:03:49
25.20 mi
Rank: #8960 (-86)
40K → 25.2M
3:11 | 9:14/mi
FINISH
3:12:09
26.22 mi
Rank: #9248 (-288)
25.2M → FINISH
8:20 | 8:11/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:27:02
Pace6:39 /mi
2nd Half
Distance13.11 mi
Time1:45:07
Pace8:02 /mi
📊Positive Split: 20.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:23:5320:456:4120:45
6:41
-
10K
6.21 mi10:44:2841:206:4020:35
6:38
-0:03
15K
9.32 mi11:04:581:01:506:3920:30
6:36
-0:02
20K
12.43 mi11:25:481:22:406:4020:50
6:43
+0:07
HALF
13.11 mi11:30:101:27:026:394:22
6:25
-0:18
25K
15.53 mi11:52:271:49:197:0322:17
9:12
+2:47
30K
18.64 mi12:13:592:10:517:0221:32
6:56
-2:16
20M
20.00 mi12:23:412:20:337:029:42
7:09
+0:13
21M
21.00 mi12:31:282:28:207:047:47
7:47
+0:38
35K
21.75 mi12:37:162:34:087:065:48
7:46
-0:01
23M
23.00 mi12:48:012:44:537:1110:45
8:36
+0:50
24M
24.00 mi12:56:212:53:137:148:20
8:20
-0:16
40K
24.85 mi13:03:463:00:387:177:25
8:41
+0:21
25.2M
25.20 mi13:06:573:03:497:183:11
9:14
+0:33
FINISH
26.22 mi13:15:173:12:097:218:20
8:11
-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

6:25 /mi

Average Pace

7:20 /mi

Slowest Pace

9:14 /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

1:58:16

62% of race

Time at Steady Pace

21:55

11% of race

Time at Slower Pace

51:58

27% of race

Average Pace: 7:20 /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 mi10:23:5320:456:4120:45
6:41
#5688
10K
6.21 mi10:44:2841:206:4020:35
6:38
#5441
15K
9.32 mi11:04:581:01:506:3920:30
6:36
#5236
20K
12.43 mi11:25:481:22:406:4020:50
6:43
#5194
HALF
13.11 mi11:30:101:27:026:394:22
6:25
#5106
25K
15.53 mi11:52:271:49:197:0322:17
9:12
#8441
30K
18.64 mi12:13:592:10:517:0221:32
6:56
#7853
20M
20.00 mi12:23:412:20:337:029:42
7:09
#7699
21M
21.00 mi12:31:282:28:207:047:47
7:47
#7685
35K
21.75 mi12:37:162:34:087:065:48
7:46
#7827
23M
23.00 mi12:48:012:44:537:1110:45
8:36
#8270
24M
24.00 mi12:56:212:53:137:148:20
8:20
#8597
40K
24.85 mi13:03:463:00:387:177:25
8:41
#8874
25.2M
25.20 mi13:06:573:03:497:183:11
9:14
#8960
FINISH
26.22 mi13:15:173:12:097:218:20
8:11
#9248
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 mi5688523252324936(Top 17%)4608(Top 28%)4608(Top 191%)
10K6.21 mi3.10 mi5441+2475043+1895043+1895240(Top 18%)4863(Top 30%)4863(Top 202%)
15K9.32 mi3.11 mi5236+2054869+1744869+1744936(Top 17%)4608(Top 28%)4608(Top 191%)
20K12.43 mi3.11 mi5194+424828+414828+415257(Top 18%)4853(Top 30%)4853(Top 201%)
HALF13.11 mi0.68 mi5106+884754+744754+743817(Top 13%)3634(Top 22%)3634(Top 151%)
25K15.53 mi2.42 mi8441-33357127-23737127-237321976(Top 76%)13215(Top 81%)13215(Top 548%)
30K18.64 mi3.11 mi7853+5886741+3866741+3865398(Top 19%)4846(Top 30%)4846(Top 201%)
20M20.00 mi1.36 mi7699+1546619+1226619+1226547(Top 23%)5614(Top 34%)5614(Top 233%)
21M21.00 mi1.00 mi7685+146600+196600+198367(Top 29%)6589(Top 40%)6589(Top 273%)
35K21.75 mi0.75 mi7827-1426662-626662-6212642(Top 44%)8700(Top 53%)8700(Top 361%)
23M23.00 mi1.25 mi8270-4436897-2356897-23516211(Top 56%)10183(Top 62%)10183(Top 422%)
24M24.00 mi1.00 mi8597-3277043-1467043-14615867(Top 55%)9970(Top 61%)9970(Top 413%)
40K24.85 mi0.85 mi8874-2777171-1287171-12816673(Top 57%)10258(Top 63%)10258(Top 425%)
25.2M25.20 mi0.35 mi8960-867208-377208-3715858(Top 55%)9886(Top 61%)9886(Top 410%)
FINISH26.22 mi1.02 mi9248-2887351-1437351-14316255(Top 56%)10097(Top 62%)10097(Top 418%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 17%
×21
+97ft-345ft

Overall

4936

Males

4608

M45-49

4608

5K→10K

3.1 - 6.2 mi

Top 18%
×5
+79ft-138ft

Overall

5240

Males

4863

M45-49

4863

10K→15K

6.2 - 9.3 mi

Top 17%
×3
+67ft-78ft

Overall

4936

Males

4608

M45-49

4608

15K→20K

9.3 - 12.4 mi

Top 18%
×5
+106ft-86ft

Overall

5257

Males

4853

M45-49

4853

20K→HALF

12.4 - 13.1 mi

Top 13%
×2
+19ft-37ft

Overall

3817

Males

3634

M45-49

3634

HALF→25K

13.1 - 15.5 mi

Top 76%
×4
+66ft-88ft

Overall

21976

Males

13215

M45-49

13215

25K→30K

15.5 - 18.6 mi

Top 19%
×9
+181ft-148ft

Overall

5398

Males

4846

M45-49

4846

30K→20M

18.6 - 20.0 mi

Top 23%
×5
+64ft-50ft

Overall

6547

Males

5614

M45-49

5614

20M→21M

20.0 - 21.0 mi

Top 29%
×8
+106ft-24ft

Overall

8367

Males

6589

M45-49

6589

21M→35K

21.0 - 21.8 mi

Top 44%
×7
+17ft-86ft

Overall

12642

Males

8700

M45-49

8700

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16211

Males

10183

M45-49

10183

23M→24M

23.0 - 24.0 mi

Top 55%
×6
+12ft-82ft

Overall

15867

Males

9970

M45-49

9970

24M→40K

24.0 - 24.9 mi

Top 57%
×1
+6ft-20ft

Overall

16673

Males

10258

M45-49

10258

40K→25.2M

24.9 - 25.2 mi

Top 55%
×1
+13ft-16ft

Overall

15858

Males

9886

M45-49

9886

25.2M→FINISH

25.2 - 26.2 mi

Top 56%
×2
+22ft-21ft

Overall

16255

Males

10097

M45-49

10097

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1759*
Passed By
1563
Net Change
-3560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#5688
5K → 10K338*91+247#5688#5441
10K → 15K258*53+205#5441#5236
15K → 20K12381+42#5236#5194
20K → HALF902+88#5194#5106
HALF → 25K1200-3335#5106#8441
25K → 30K588*0+588#8441#7853
30K → 20M16410+154#7853#7699
20M → 21M7258+14#7699#7685
21M → 35K26168-142#7685#7827
35K → 23M25200-443#7827#8270
23M → 24M23200-327#8270#8597
24M → 40K16200-277#8597#8874
40K → 25.2M14100-86#8874#8960
25.2M → FINISH21200-288#8960#9248
TOTALS1759*1563-3560

* 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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Activity Data

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing