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BOSTON MARATHON 2026

Feiyin Situ

Bib: 24198•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
Top 42%
Age Group (F50-54)
#0 / 1233
Top 38%
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
26:11
3.11 mi
Rank: #19674
Start → 5K
26:11 | 8:26/mi
10K
52:20
6.21 mi
Rank: #19738 (-64)
5K → 10K
26:09 | 8:26/mi
15K
1:18:32
9.32 mi
Rank: #19723 (+15)
10K → 15K
26:12 | 8:26/mi
20K
1:44:46
12.43 mi
Rank: #19526 (+197)
15K → 20K
26:14 | 8:27/mi
HALF
1:50:21
13.11 mi
Rank: #19474 (+52)
20K → HALF
5:35 | 8:12/mi
25K
2:10:45
15.53 mi
Rank: #19247 (+227)
HALF → 25K
20:24 | 8:25/mi
30K
2:37:05
18.64 mi
Rank: #18764 (+483)
25K → 30K
26:20 | 8:29/mi
20M
2:48:47
20.00 mi
Rank: #18623 (+141)
30K → 20M
11:42 | 8:37/mi
21M
2:57:46
21.00 mi
Rank: #18464 (+159)
20M → 21M
8:59 | 8:59/mi
35K
3:03:54
21.75 mi
Rank: #18364 (+100)
21M → 35K
6:08 | 8:12/mi
23M
3:14:39
23.00 mi
Rank: #18237 (+127)
35K → 23M
10:45 | 8:36/mi
24M
3:22:57
24.00 mi
Rank: #18118 (+119)
23M → 24M
8:18 | 8:18/mi
40K
3:30:21
24.85 mi
Rank: #18040 (+78)
24M → 40K
7:24 | 8:40/mi
25.2M
3:33:34
25.20 mi
Rank: #18009 (+31)
40K → 25.2M
3:13 | 9:20/mi
FINISH
3:41:51
26.22 mi
Rank: #17920 (+89)
25.2M → FINISH
8:17 | 8:08/mi

Splits & Pacing

Detailed breakdown of your race performance at each timing point

Half Splits

1st HalfFaster
via HALF
Distance13.11 mi
Time1:50:21
Pace8:26 /mi
2nd Half
Distance13.11 mi
Time1:51:30
Pace8:31 /mi
📊Positive Split: 1.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:5626:118:2626:11
8:26
-
10K
6.21 mi11:57:0552:208:2626:09
8:26
0:00
15K
9.32 mi12:23:171:18:328:2626:12
8:26
0:00
20K
12.43 mi12:49:311:44:468:2626:14
8:27
+0:01
HALF
13.11 mi12:55:061:50:218:265:35
8:12
-0:15
25K
15.53 mi13:15:302:10:458:2620:24
8:25
+0:13
30K
18.64 mi13:41:502:37:058:2626:20
8:29
+0:04
20M
20.00 mi13:53:322:48:478:2711:42
8:37
+0:08
21M
21.00 mi14:02:312:57:468:288:59
8:59
+0:22
35K
21.75 mi14:08:393:03:548:286:08
8:12
-0:47
23M
23.00 mi14:19:243:14:398:2810:45
8:36
+0:24
24M
24.00 mi14:27:423:22:578:288:18
8:18
-0:18
40K
24.85 mi14:35:063:30:218:287:24
8:40
+0:22
25.2M
25.20 mi14:38:193:33:348:293:13
9:20
+0:40
FINISH
26.22 mi14:46:363:41:518:298:17
8:08
-1:12

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

8:08 /mi

Average Pace

8:28 /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

3:29:39

95% of race

Time at Steady Pace

12:12

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:28 /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 mi11:30:5626:118:2626:11
8:26
#19674
10K
6.21 mi11:57:0552:208:2626:09
8:26
#19738
15K
9.32 mi12:23:171:18:328:2626:12
8:26
#19723
20K
12.43 mi12:49:311:44:468:2626:14
8:27
#19526
HALF
13.11 mi12:55:061:50:218:265:35
8:12
#19474
25K
15.53 mi13:15:302:10:458:2620:24
8:25
#19247
30K
18.64 mi13:41:502:37:058:2626:20
8:29
#18764
20M
20.00 mi13:53:322:48:478:2711:42
8:37
#18623
21M
21.00 mi14:02:312:57:468:288:59
8:59
#18464
35K
21.75 mi14:08:393:03:548:286:08
8:12
#18364
23M
23.00 mi14:19:243:14:398:2810:45
8:36
#18237
24M
24.00 mi14:27:423:22:578:288:18
8:18
#18118
40K
24.85 mi14:35:063:30:218:287:24
8:40
#18040
25.2M
25.20 mi14:38:193:33:348:293:13
9:20
#18009
FINISH
26.22 mi14:46:363:41:518:298:17
8:08
#17920
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 mi196747455745519748(Top 68%)7445(Top 59%)7445(Top 604%)
10K6.21 mi3.10 mi19738-647475-207475-2019886(Top 69%)7530(Top 60%)7530(Top 611%)
15K9.32 mi3.11 mi19723+157462+137462+1319748(Top 68%)7445(Top 59%)7445(Top 604%)
20K12.43 mi3.11 mi19526+1977359+1037359+10318977(Top 65%)7050(Top 56%)7050(Top 572%)
HALF13.11 mi0.68 mi19474+527323+367323+3618396(Top 63%)6708(Top 53%)6708(Top 544%)
25K15.53 mi2.42 mi19247+2277211+1127211+11218072(Top 62%)6599(Top 52%)6599(Top 535%)
30K18.64 mi3.11 mi18764+4836981+2306981+23016788(Top 58%)5989(Top 48%)5989(Top 486%)
20M20.00 mi1.36 mi18623+1416912+696912+6916892(Top 58%)6142(Top 49%)6142(Top 498%)
21M21.00 mi1.00 mi18464+1596837+756837+7516076(Top 55%)5741(Top 46%)5741(Top 466%)
35K21.75 mi0.75 mi18364+1006796+416796+4115862(Top 55%)5691(Top 45%)5691(Top 462%)
23M23.00 mi1.25 mi18237+1276748+486748+4816289(Top 56%)6013(Top 48%)6013(Top 488%)
24M24.00 mi1.00 mi18118+1196699+496699+4915720(Top 54%)5745(Top 46%)5745(Top 466%)
40K24.85 mi0.85 mi18040+786674+256674+2516639(Top 57%)6328(Top 50%)6328(Top 513%)
25.2M25.20 mi0.35 mi18009+316663+116663+1116555(Top 57%)6273(Top 50%)6273(Top 509%)
FINISH26.22 mi1.02 mi17920+896630+336630+3316013(Top 55%)5957(Top 47%)5957(Top 483%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21
+97ft-345ft

Overall

19748

Females

7445

F50-54

7445

5K→10K

3.1 - 6.2 mi

Top 69%
×5
+79ft-138ft

Overall

19886

Females

7530

F50-54

7530

10K→15K

6.2 - 9.3 mi

Top 68%
×3
+67ft-78ft

Overall

19748

Females

7445

F50-54

7445

15K→20K

9.3 - 12.4 mi

Top 65%
×5
+106ft-86ft

Overall

18977

Females

7050

F50-54

7050

20K→HALF

12.4 - 13.1 mi

Top 63%
×2
+19ft-37ft

Overall

18396

Females

6708

F50-54

6708

HALF→25K

13.1 - 15.5 mi

Top 62%
×4
+66ft-88ft

Overall

18072

Females

6599

F50-54

6599

25K→30K

15.5 - 18.6 mi

Top 58%
×9
+181ft-148ft

Overall

16788

Females

5989

F50-54

5989

30K→20M

18.6 - 20.0 mi

Top 58%
×5
+64ft-50ft

Overall

16892

Females

6142

F50-54

6142

20M→21M

20.0 - 21.0 mi

Top 55%
×8
+106ft-24ft

Overall

16076

Females

5741

F50-54

5741

21M→35K

21.0 - 21.8 mi

Top 55%
×7
+17ft-86ft

Overall

15862

Females

5691

F50-54

5691

35K→23M

21.8 - 23.0 mi

Top 56%
×5
+23ft-63ft

Overall

16289

Females

6013

F50-54

6013

23M→24M

23.0 - 24.0 mi

Top 54%
×6
+12ft-82ft

Overall

15720

Females

5745

F50-54

5745

24M→40K

24.0 - 24.9 mi

Top 57%
×1
+6ft-20ft

Overall

16639

Females

6328

F50-54

6328

40K→25.2M

24.9 - 25.2 mi

Top 57%
×1
+13ft-16ft

Overall

16555

Females

6273

F50-54

6273

25.2M→FINISH

25.2 - 26.2 mi

Top 55%
×2
+22ft-21ft

Overall

16013

Females

5957

F50-54

5957

Passing

Athletes you passed and who passed you throughout the race

Passing Analysis

Category:
Athletes Passed
2495
Passed By
741
Net Change
+1754
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19674
5K → 10K243307-64#19674#19738
10K → 15K179164+15#19738#19723
15K → 20K26366+197#19723#19526
20K → HALF619+52#19526#19474
HALF → 25K24922+227#19474#19247
25K → 30K49613+483#19247#18764
30K → 20M16423+141#18764#18623
20M → 21M17011+159#18623#18464
21M → 35K11111+100#18464#18364
35K → 23M15629+127#18364#18237
23M → 24M13011+119#18237#18118
24M → 40K11335+78#18118#18040
40K → 25.2M4312+31#18040#18009
25.2M → FINISH11728+89#18009#17920
TOTALS2495741+1754
📊

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