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BOSTON MARATHON 2025

Qunhui Yu

Bib: 24872•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:12
Rank: #24903
Start → 5K
30:12 | 9:43/mi
10K· 6.21 mi
1:00:42
Rank: #24901 (+2)
5K → 10K
30:30 | 9:49/mi
15K· 9.32 mi
1:30:42
Rank: #24657 (+244)
10K → 15K
30:00 | 9:39/mi
20K· 12.43 mi
2:01:21
Rank: #24462 (+195)
15K → 20K
30:39 | 9:52/mi
Half· 13.11 mi
2:07:52
Rank: #24422 (+40)
20K → Half
6:31 | 9:33/mi
25K· 15.53 mi
2:32:03
Rank: #24222 (+200)
Half → 25K
24:11 | 9:58/mi
30K· 18.64 mi
3:06:48
Rank: #24277 (-55)
25K → 30K
34:45 | 11:11/mi
20M
3:21:39
Rank: #24204 (+73)
30K → 20M
14:51 | 10:56/mi
21M
3:34:24
Rank: #24250 (-46)
20M → 21M
12:45 | 12:45/mi
35K· 21.75 mi
3:43:18
Rank: #24327 (-77)
21M → 35K
8:54 | 11:54/mi
23M
3:58:03
Rank: #24376 (-49)
35K → 23M
14:45 | 11:47/mi
24M
4:09:41
Rank: #24421 (-45)
23M → 24M
11:38 | 11:38/mi
40K· 24.85 mi
4:19:58
Rank: #24457 (-36)
24M → 40K
10:17 | 12:02/mi
25.2M
4:24:23
Rank: #24473 (-16)
40K → 25.2M
4:25 | 12:48/mi
Finish· 26.22 mi
4:34:20
Rank: #24391 (+82)
25.2M → Finish
9:57 | 9:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:07:52
Pace9:45 /mi
2nd Half
Distance13.11 mi
Time2:26:28
Pace11:10 /mi
📊Positive Split: 14.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:28:1730:129:4330:12
9:43
-
10K
6.21 mi11:58:471:00:429:4630:30
9:49
+0:06
15K
9.32 mi12:28:471:30:429:4430:00
9:39
-0:10
20K
12.43 mi12:59:262:01:219:4630:39
9:52
+0:13
Half
13.11 mi13:05:572:07:529:456:31
9:33
-0:19
25K
15.53 mi13:30:082:32:039:4724:11
9:58
+0:25
30K
18.64 mi14:04:533:06:4810:0134:45
11:11
+1:13
20M
20.00 mi14:19:443:21:3910:0514:51
10:56
-0:15
21M
21.00 mi14:32:293:34:2410:1312:45
12:45
+1:49
35K
21.75 mi14:41:233:43:1810:168:54
11:54
-0:51
23M
23.00 mi14:56:083:58:0310:2114:45
11:47
-0:07
24M
24.00 mi15:07:464:09:4110:2411:38
11:38
-0:09
40K
24.85 mi15:18:034:19:5810:2810:17
12:02
+0:24
25.2M
25.20 mi15:22:284:24:2310:294:25
12:48
+0:46
Finish
26.22 mi15:32:254:34:2010:289:57
9:46
-3:02

Checkpoints & Pacing

📈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

9:33 /mi

Average Pace

10:28 /mi

Slowest Pace

12:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:42:00

59% of race

Time at Steady Pace

49:36

18% of race

Time at Slower Pace

1:02:44

23% of race

Average Pace: 10:28 /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

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:28:1730:129:4330:12
9:43
#24903
10K
6.21 mi11:58:471:00:429:4630:30
9:49
#24901
15K
9.32 mi12:28:471:30:429:4430:00
9:39
#24657
20K
12.43 mi12:59:262:01:219:4630:39
9:52
#24462
Half
13.11 mi13:05:572:07:529:456:31
9:33
#24422
25K
15.53 mi13:30:082:32:039:4724:11
9:58
#24222
30K
18.64 mi14:04:533:06:4810:0134:45
11:11
#24277
20M
20.00 mi14:19:443:21:3910:0514:51
10:56
#24204
21M
21.00 mi14:32:293:34:2410:1312:45
12:45
#24250
35K
21.75 mi14:41:233:43:1810:168:54
11:54
#24327
23M
23.00 mi14:56:083:58:0310:2114:45
11:47
#24376
24M
24.00 mi15:07:464:09:4110:2411:38
11:38
#24421
40K
24.85 mi15:18:034:19:5810:2810:17
12:02
#24457
25.2M
25.20 mi15:22:284:24:2310:294:25
12:48
#24473
Finish
26.22 mi15:32:254:34:2010:289:57
9:46
#24391
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi24903101591015924165(Top 85%)9764(Top 80%)9764(Top 982%)
10K6.21 mi3.10 mi24901+210175-1610175-1624899(Top 88%)10179(Top 83%)10179(Top 1024%)
15K9.32 mi3.11 mi24657+24410042+13310042+13324165(Top 85%)9764(Top 80%)9764(Top 982%)
20K12.43 mi3.11 mi24462+1959954+889954+8823936(Top 84%)9671(Top 79%)9671(Top 973%)
Half13.11 mi0.68 mi24422+409928+269928+2623751(Top 84%)9574(Top 78%)9574(Top 963%)
25K15.53 mi2.42 mi24222+2009835+939835+9323205(Top 82%)9307(Top 76%)9307(Top 936%)
30K18.64 mi3.11 mi24277-559883-489883-4824348(Top 86%)10052(Top 82%)10052(Top 1011%)
20M20.00 mi1.36 mi24204+739863+209863+2023466(Top 83%)9664(Top 79%)9664(Top 972%)
21M21.00 mi1.00 mi24250-469900-379900-3724741(Top 87%)10432(Top 85%)10432(Top 1049%)
35K21.75 mi0.75 mi24327-779950-509950-5025713(Top 91%)10953(Top 90%)10953(Top 1102%)
23M23.00 mi1.25 mi24376-499991-419991-4124737(Top 87%)10466(Top 86%)10466(Top 1053%)
24M24.00 mi1.00 mi24421-4510025-3410025-3425138(Top 89%)10700(Top 88%)10700(Top 1076%)
40K24.85 mi0.85 mi24457-3610056-3110056-3124974(Top 88%)10660(Top 87%)10660(Top 1072%)
25.2M25.20 mi0.35 mi24473-1610071-1510071-1524781(Top 87%)10566(Top 86%)10566(Top 1063%)
Finish26.22 mi1.02 mi24391+8210043+2810043+2822167(Top 78%)9254(Top 76%)9254(Top 931%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21stories
+97ft-345ft

Overall

24165

Females

9764

F55-59

9764

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

24899

Females

10179

F55-59

10179

10K→15K

6.2 - 9.3 mi

Top 85%
×3stories
+67ft-78ft

Overall

24165

Females

9764

F55-59

9764

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

23936

Females

9671

F55-59

9671

20K→Half

12.4 - 13.1 mi

Top 84%
×2stories
+19ft-37ft

Overall

23751

Females

9574

F55-59

9574

Half→25K

13.1 - 15.5 mi

Top 82%
×4stories
+66ft-88ft

Overall

23205

Females

9307

F55-59

9307

25K→30K

15.5 - 18.6 mi

Top 86%
×9stories
+181ft-148ft

Overall

24348

Females

10052

F55-59

10052

30K→20M

18.6 - 20.0 mi

Top 83%
×5stories
+64ft-50ft

Overall

23466

Females

9664

F55-59

9664

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24741

Females

10432

F55-59

10432

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

25713

Females

10953

F55-59

10953

35K→23M

21.8 - 23.0 mi

Top 87%
×5stories
+23ft-63ft

Overall

24737

Females

10466

F55-59

10466

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25138

Females

10700

F55-59

10700

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

24974

Females

10660

F55-59

10660

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

24781

Females

10566

F55-59

10566

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2stories
+22ft-21ft

Overall

22167

Females

9254

F55-59

9254

Passing Analysis

Category:
Athletes Passed
1479
Passed By
967
Net Change
+512
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24903
5K → 10K194192+2#24903#24901
10K → 15K28339+244#24901#24657
15K → 20K24146+195#24657#24462
20K → Half488+40#24462#24422
Half → 25K23636+200#24422#24222
25K → 30K123178-55#24222#24277
30K → 20M11037+73#24277#24204
20M → 21M4389-46#24204#24250
21M → 35K1592-77#24250#24327
35K → 23M3988-49#24327#24376
23M → 24M3176-45#24376#24421
24M → 40K2056-36#24421#24457
40K → 25.2M1127-16#24457#24473
25.2M → Finish853+82#24473#24391
TOTALS1479967+512
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing