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BOSTON MARATHON 2026

Yingfeng Feng

Bib: 32968•F

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0:00
0:00
/ mi
Masters
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Overall
#0 / 29021
Gender (Female)
#0 / 12578
Masters (Masters Women)
#0 / 6862
Age Group (F50-54)
#0 / 1233
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
33:34
3.11 mi
Rank: #27729
Start → 5K
33:34 | 10:49/mi
10K
1:07:52
6.21 mi
Rank: #27753 (-24)
5K → 10K
34:18 | 11:03/mi
15K
1:42:01
9.32 mi
Rank: #27633 (+120)
10K → 15K
34:09 | 11:00/mi
20K
2:19:39
12.43 mi
Rank: #27821 (-188)
15K → 20K
37:38 | 12:07/mi
HALF
2:27:25
13.11 mi
Rank: #27820 (+1)
20K → HALF
7:46 | 11:24/mi
25K
2:55:04
15.53 mi
Rank: #27656 (+164)
HALF → 25K
27:39 | 11:25/mi
30K
3:32:04
18.64 mi
Rank: #27488 (+168)
25K → 30K
37:00 | 11:55/mi
20M
3:48:25
20.00 mi
Rank: #27430 (+58)
30K → 20M
16:21 | 12:03/mi
21M
4:01:07
21.00 mi
Rank: #27380 (+50)
20M → 21M
12:42 | 12:42/mi
35K
4:10:05
21.75 mi
Rank: #27363 (+17)
21M → 35K
8:58 | 12:00/mi
23M
4:24:45
23.00 mi
Rank: #27289 (+74)
35K → 23M
14:40 | 11:44/mi
24M
4:36:25
24.00 mi
Rank: #27251 (+38)
23M → 24M
11:40 | 11:40/mi
40K
4:46:29
24.85 mi
Rank: #27212 (+39)
24M → 40K
10:04 | 11:47/mi
25.2M
4:50:48
25.20 mi
Rank: #27193 (+19)
40K → 25.2M
4:19 | 12:32/mi
FINISH
5:01:46
26.22 mi
Rank: #27169 (+24)
25.2M → FINISH
10:58 | 10:46/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time2:27:25
Pace11:15 /mi
2nd Half
Distance13.11 mi
Time2:34:21
Pace11:47 /mi
📊Positive Split: 4.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi12:03:4533:3410:4933:34
10:49
-
10K
6.21 mi12:38:031:07:5210:5634:18
11:03
+0:14
15K
9.32 mi13:12:121:42:0110:5734:09
11:00
-0:03
20K
12.43 mi13:49:502:19:3911:1537:38
12:07
+1:07
HALF
13.11 mi13:57:362:27:2511:157:46
11:24
-0:43
25K
15.53 mi14:25:152:55:0411:1727:39
11:25
+0:01
30K
18.64 mi15:02:153:32:0411:2337:00
11:55
+0:30
20M
20.00 mi15:18:363:48:2511:2616:21
12:03
+0:08
21M
21.00 mi15:31:184:01:0711:2912:42
12:42
+0:39
35K
21.75 mi15:40:164:10:0511:308:58
12:00
-0:42
23M
23.00 mi15:54:564:24:4511:3114:40
11:44
-0:16
24M
24.00 mi16:06:364:36:2511:3211:40
11:40
-0:04
40K
24.85 mi16:16:404:46:2911:3210:04
11:47
+0:07
25.2M
25.20 mi16:20:594:50:4811:334:19
12:32
+0:45
FINISH
26.22 mi16:31:575:01:4611:3210:58
10:46
-1:46

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

10:46 /mi

Average Pace

11:31 /mi

Slowest Pace

12:42 /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

3:04:48

61% of race

Time at Steady Pace

1:56:58

39% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 11:31 /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 mi12:03:4533:3410:4933:34
10:49
#27729
10K
6.21 mi12:38:031:07:5210:5634:18
11:03
#27753
15K
9.32 mi13:12:121:42:0110:5734:09
11:00
#27633
20K
12.43 mi13:49:502:19:3911:1537:38
12:07
#27821
HALF
13.11 mi13:57:362:27:2511:157:46
11:24
#27820
25K
15.53 mi14:25:152:55:0411:1727:39
11:25
#27656
30K
18.64 mi15:02:153:32:0411:2337:00
11:55
#27488
20M
20.00 mi15:18:363:48:2511:2616:21
12:03
#27430
21M
21.00 mi15:31:184:01:0711:2912:42
12:42
#27380
35K
21.75 mi15:40:164:10:0511:308:58
12:00
#27363
23M
23.00 mi15:54:564:24:4511:3114:40
11:44
#27289
24M
24.00 mi16:06:364:36:2511:3211:40
11:40
#27251
40K
24.85 mi16:16:404:46:2911:3210:04
11:47
#27212
25.2M
25.20 mi16:20:594:50:4811:334:19
12:32
#27193
FINISH
26.22 mi16:31:575:01:4611:3210:58
10:46
#27169
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 mi27729117081170827403(Top 94%)11551(Top 92%)11551(Top 937%)
10K6.21 mi3.10 mi27753-2411728-2011728-2027723(Top 96%)11736(Top 93%)11736(Top 952%)
15K9.32 mi3.11 mi27633+12011674+5411674+5427403(Top 94%)11551(Top 92%)11551(Top 937%)
20K12.43 mi3.11 mi27821-18811790-11611790-11628116(Top 97%)11992(Top 95%)11992(Top 973%)
HALF13.11 mi0.68 mi27820+111794-411794-427776(Top 96%)11819(Top 94%)11819(Top 959%)
25K15.53 mi2.42 mi27656+16411699+9511699+9526899(Top 93%)11305(Top 90%)11305(Top 917%)
30K18.64 mi3.11 mi27488+16811627+7211627+7226669(Top 92%)11272(Top 90%)11272(Top 914%)
20M20.00 mi1.36 mi27430+5811602+2511602+2526453(Top 91%)11221(Top 89%)11221(Top 910%)
21M21.00 mi1.00 mi27380+5011580+2211580+2226031(Top 90%)11039(Top 88%)11039(Top 895%)
35K21.75 mi0.75 mi27363+1711572+811572+826723(Top 92%)11423(Top 91%)11423(Top 926%)
23M23.00 mi1.25 mi27289+7411536+3611536+3625762(Top 89%)10951(Top 87%)10951(Top 888%)
24M24.00 mi1.00 mi27251+3811522+1411522+1426179(Top 90%)11209(Top 89%)11209(Top 909%)
40K24.85 mi0.85 mi27212+3911513+911513+925557(Top 88%)10926(Top 87%)10926(Top 886%)
25.2M25.20 mi0.35 mi27193+1911505+811505+825396(Top 88%)10833(Top 86%)10833(Top 879%)
FINISH26.22 mi1.02 mi27169+2411496+911496+925665(Top 88%)10982(Top 87%)10982(Top 891%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21
+97ft-345ft

Overall

27403

Females

11551

F50-54

11551

5K→10K

3.1 - 6.2 mi

Top 96%
×5
+79ft-138ft

Overall

27723

Females

11736

F50-54

11736

10K→15K

6.2 - 9.3 mi

Top 94%
×3
+67ft-78ft

Overall

27403

Females

11551

F50-54

11551

15K→20K

9.3 - 12.4 mi

Top 97%
×5
+106ft-86ft

Overall

28116

Females

11992

F50-54

11992

20K→HALF

12.4 - 13.1 mi

Top 96%
×2
+19ft-37ft

Overall

27776

Females

11819

F50-54

11819

HALF→25K

13.1 - 15.5 mi

Top 93%
×4
+66ft-88ft

Overall

26899

Females

11305

F50-54

11305

25K→30K

15.5 - 18.6 mi

Top 92%
×9
+181ft-148ft

Overall

26669

Females

11272

F50-54

11272

30K→20M

18.6 - 20.0 mi

Top 91%
×5
+64ft-50ft

Overall

26453

Females

11221

F50-54

11221

20M→21M

20.0 - 21.0 mi

Top 90%
×8
+106ft-24ft

Overall

26031

Females

11039

F50-54

11039

21M→35K

21.0 - 21.8 mi

Top 92%
×7
+17ft-86ft

Overall

26723

Females

11423

F50-54

11423

35K→23M

21.8 - 23.0 mi

Top 89%
×5
+23ft-63ft

Overall

25762

Females

10951

F50-54

10951

23M→24M

23.0 - 24.0 mi

Top 90%
×6
+12ft-82ft

Overall

26179

Females

11209

F50-54

11209

24M→40K

24.0 - 24.9 mi

Top 88%
×1
+6ft-20ft

Overall

25557

Females

10926

F50-54

10926

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1
+13ft-16ft

Overall

25396

Females

10833

F50-54

10833

25.2M→FINISH

25.2 - 26.2 mi

Top 88%
×2
+22ft-21ft

Overall

25665

Females

10982

F50-54

10982

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
1127
Passed By
567
Net Change
+560
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27729
5K → 10K140164-24#27729#27753
10K → 15K19171+120#27753#27633
15K → 20K27215-188#27633#27821
20K → HALF1817+1#27821#27820
HALF → 25K1739+164#27820#27656
25K → 30K18517+168#27656#27488
30K → 20M7315+58#27488#27430
20M → 21M6515+50#27430#27380
21M → 35K2710+17#27380#27363
35K → 23M817+74#27363#27289
23M → 24M468+38#27289#27251
24M → 40K445+39#27251#27212
40K → 25.2M212+19#27212#27193
25.2M → FINISH3612+24#27193#27169
TOTALS1127567+560
📊

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