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BOSTON MARATHON 2026

Yan Yin

Bib: 21495•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Top 46%
Masters (Masters Women)
#0 / 6862
Top 33%
Age Group (F50-54)
#0 / 1233
Top 27%
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
25:30
3.11 mi
Rank: #18265
Start → 5K
25:30 | 8:13/mi
10K
50:27
6.21 mi
Rank: #17897 (+368)
5K → 10K
24:57 | 8:02/mi
15K
1:15:24
9.32 mi
Rank: #17698 (+199)
10K → 15K
24:57 | 8:02/mi
20K
1:40:41
12.43 mi
Rank: #17527 (+171)
15K → 20K
25:17 | 8:09/mi
HALF
1:46:07
13.11 mi
Rank: #17502 (+25)
20K → HALF
5:26 | 7:59/mi
25K
2:05:55
15.53 mi
Rank: #17304 (+198)
HALF → 25K
19:48 | 8:10/mi
30K
2:32:06
18.64 mi
Rank: #17095 (+209)
25K → 30K
26:11 | 8:26/mi
20M
2:43:42
20.00 mi
Rank: #17045 (+50)
30K → 20M
11:36 | 8:33/mi
21M
2:52:53
21.00 mi
Rank: #17015 (+30)
20M → 21M
9:11 | 9:11/mi
35K
2:58:51
21.75 mi
Rank: #16899 (+116)
21M → 35K
5:58 | 7:59/mi
23M
3:09:16
23.00 mi
Rank: #16750 (+149)
35K → 23M
10:25 | 8:20/mi
24M
3:17:19
24.00 mi
Rank: #16605 (+145)
23M → 24M
8:03 | 8:03/mi
40K
3:24:25
24.85 mi
Rank: #16506 (+99)
24M → 40K
7:06 | 8:19/mi
25.2M
3:27:38
25.20 mi
Rank: #16500 (+6)
40K → 25.2M
3:13 | 9:20/mi
FINISH
3:36:13
26.22 mi
Rank: #16537 (-37)
25.2M → FINISH
8:35 | 8:26/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:46:07
Pace8:06 /mi
2nd Half
Distance13.11 mi
Time1:50:06
Pace8:24 /mi
📊Positive Split: 3.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:2525:308:1325:30
8:13
-
10K
6.21 mi11:52:2250:278:0824:57
8:02
-0:11
15K
9.32 mi12:17:191:15:248:0624:57
8:02
0:00
20K
12.43 mi12:42:361:40:418:0725:17
8:09
+0:07
HALF
13.11 mi12:48:021:46:078:065:26
7:59
-0:10
25K
15.53 mi13:07:502:05:558:0719:48
8:10
+0:11
30K
18.64 mi13:34:012:32:068:1026:11
8:26
+0:16
20M
20.00 mi13:45:372:43:428:1211:36
8:33
+0:07
21M
21.00 mi13:54:482:52:538:149:11
9:11
+0:38
35K
21.75 mi14:00:462:58:518:145:58
7:59
-1:12
23M
23.00 mi14:11:113:09:168:1410:25
8:20
+0:21
24M
24.00 mi14:19:143:17:198:148:03
8:03
-0:17
40K
24.85 mi14:26:203:24:258:147:06
8:19
+0:16
25.2M
25.20 mi14:29:333:27:388:153:13
9:20
+1:01
FINISH
26.22 mi14:38:083:36:138:168:35
8:26
-0:54

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

7:59 /mi

Average Pace

8:15 /mi

Slowest Pace

9:20 /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

3:23:49

94% of race

Time at Steady Pace

12:24

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:15 /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 mi11:27:2525:308:1325:30
8:13
#18265
10K
6.21 mi11:52:2250:278:0824:57
8:02
#17897
15K
9.32 mi12:17:191:15:248:0624:57
8:02
#17698
20K
12.43 mi12:42:361:40:418:0725:17
8:09
#17527
HALF
13.11 mi12:48:021:46:078:065:26
7:59
#17502
25K
15.53 mi13:07:502:05:558:0719:48
8:10
#17304
30K
18.64 mi13:34:012:32:068:1026:11
8:26
#17095
20M
20.00 mi13:45:372:43:428:1211:36
8:33
#17045
21M
21.00 mi13:54:482:52:538:149:11
9:11
#17015
35K
21.75 mi14:00:462:58:518:145:58
7:59
#16899
23M
23.00 mi14:11:113:09:168:1410:25
8:20
#16750
24M
24.00 mi14:19:143:17:198:148:03
8:03
#16605
40K
24.85 mi14:26:203:24:258:147:06
8:19
#16506
25.2M
25.20 mi14:29:333:27:388:153:13
9:20
#16500
FINISH
26.22 mi14:38:083:36:138:168:35
8:26
#16537
Faster pace
Steady pace
Slower pace

Rankings

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

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi182656657665717263(Top 59%)6063(Top 48%)6063(Top 492%)
10K6.21 mi3.10 mi17897+3686433+2246433+22417482(Top 60%)6198(Top 49%)6198(Top 503%)
15K9.32 mi3.11 mi17698+1996323+1106323+11017263(Top 59%)6063(Top 48%)6063(Top 492%)
20K12.43 mi3.11 mi17527+1716230+936230+9317114(Top 59%)5986(Top 48%)5986(Top 485%)
HALF13.11 mi0.68 mi17502+256215+156215+1516951(Top 58%)5891(Top 47%)5891(Top 478%)
25K15.53 mi2.42 mi17304+1986109+1066109+10616592(Top 57%)5764(Top 46%)5764(Top 467%)
30K18.64 mi3.11 mi17095+2096013+966013+9616440(Top 57%)5772(Top 46%)5772(Top 468%)
20M20.00 mi1.36 mi17045+506001+126001+1216454(Top 57%)5891(Top 47%)5891(Top 478%)
21M21.00 mi1.00 mi17015+306000+16000+117085(Top 59%)6299(Top 50%)6299(Top 511%)
35K21.75 mi0.75 mi16899+1165956+445956+4414397(Top 50%)4871(Top 39%)4871(Top 395%)
23M23.00 mi1.25 mi16750+1495896+605896+6014648(Top 50%)5088(Top 40%)5088(Top 413%)
24M24.00 mi1.00 mi16605+1455835+615835+6114150(Top 49%)4887(Top 39%)4887(Top 396%)
40K24.85 mi0.85 mi16506+995801+345801+3414522(Top 50%)5178(Top 41%)5178(Top 420%)
25.2M25.20 mi0.35 mi16500+65811-105811-1016535(Top 57%)6253(Top 50%)6253(Top 507%)
FINISH26.22 mi1.02 mi16537-375848-375848-3717755(Top 61%)6912(Top 55%)6912(Top 561%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21
+97ft-345ft

Overall

17263

Females

6063

F50-54

6063

5K→10K

3.1 - 6.2 mi

Top 60%
×5
+79ft-138ft

Overall

17482

Females

6198

F50-54

6198

10K→15K

6.2 - 9.3 mi

Top 59%
×3
+67ft-78ft

Overall

17263

Females

6063

F50-54

6063

15K→20K

9.3 - 12.4 mi

Top 59%
×5
+106ft-86ft

Overall

17114

Females

5986

F50-54

5986

20K→HALF

12.4 - 13.1 mi

Top 58%
×2
+19ft-37ft

Overall

16951

Females

5891

F50-54

5891

HALF→25K

13.1 - 15.5 mi

Top 57%
×4
+66ft-88ft

Overall

16592

Females

5764

F50-54

5764

25K→30K

15.5 - 18.6 mi

Top 57%
×9
+181ft-148ft

Overall

16440

Females

5772

F50-54

5772

30K→20M

18.6 - 20.0 mi

Top 57%
×5
+64ft-50ft

Overall

16454

Females

5891

F50-54

5891

20M→21M

20.0 - 21.0 mi

Top 59%
×8
+106ft-24ft

Overall

17085

Females

6299

F50-54

6299

21M→35K

21.0 - 21.8 mi

Top 50%
×7
+17ft-86ft

Overall

14397

Females

4871

F50-54

4871

35K→23M

21.8 - 23.0 mi

Top 50%
×5
+23ft-63ft

Overall

14648

Females

5088

F50-54

5088

23M→24M

23.0 - 24.0 mi

Top 49%
×6
+12ft-82ft

Overall

14150

Females

4887

F50-54

4887

24M→40K

24.0 - 24.9 mi

Top 50%
×1
+6ft-20ft

Overall

14522

Females

5178

F50-54

5178

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16535

Females

6253

F50-54

6253

25.2M→FINISH

25.2 - 26.2 mi

Top 61%
×2
+22ft-21ft

Overall

17755

Females

6912

F50-54

6912

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2503
Passed By
775
Net Change
+1728
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18265
5K → 10K507139+368#18265#17897
10K → 15K28384+199#17897#17698
15K → 20K26291+171#17698#17527
20K → HALF4318+25#17527#17502
HALF → 25K23537+198#17502#17304
25K → 30K30293+209#17304#17095
30K → 20M10353+50#17095#17045
20M → 21M10979+30#17045#17015
21M → 35K1215+116#17015#16899
35K → 23M17526+149#16899#16750
23M → 24M15611+145#16750#16605
24M → 40K12526+99#16605#16506
40K → 25.2M3327+6#16506#16500
25.2M → FINISH4986-37#16500#16537
TOTALS2503775+1728
📊

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