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BOSTON MARATHON 2025

Xiaomei Yang

Bib: 22662•F

CA

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

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
8:46/mi
27:14
↑ 97↓ 3451.5%
10K· 6.21 mi
9:30/mi
56:45
↑ 79↓ 1380.4%
15K· 9.32 mi
9:52/mi
1:27:24
↑ 67↓ 78
20K· 12.43 mi
10:27/mi
1:59:53
↑ 106↓ 860.1%
Half· 13.11 mi
10:24/mi
2:06:59
↑ 19↓ 370.5%
25K· 15.53 mi
11:09/mi
2:34:00
↑ 66↓ 880.2%
30K· 18.64 mi
11:46/mi
3:10:33
↑ 181↓ 1480.2%
20M
12:23/mi
3:27:23
↑ 64↓ 500.2%
21M
12:51/mi
3:40:14
↑ 106↓ 241.6%
35K· 21.75 mi
11:00/mi
3:48:28
↑ 17↓ 861.7%
23M
12:03/mi
4:03:33
↑ 23↓ 630.6%
24M
11:30/mi
4:15:03
↓ 821.3%
40K· 24.85 mi
11:48/mi
4:25:08
↓ 200.3%
25.2M
13:09/mi
4:29:40
↑ 13↓ 160.2%
Finish· 26.22 mi
11:31/mi
4:41:24
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:59
Pace9:41 /mi
2nd Half
Distance13.11 mi
Time2:34:25
Pace11:47 /mi
📊Positive Split: 21.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:30:0227:148:4627:14
8:46
-
10K
6.21 mi11:59:3356:459:0829:31
9:30
+0:44
15K
9.32 mi12:30:121:27:249:2330:39
9:52
+0:22
20K
12.43 mi13:02:411:59:539:3932:29
10:27
+0:35
Half
13.11 mi13:09:472:06:599:417:06
10:24
-0:03
25K
15.53 mi13:36:482:34:009:5527:01
11:09
+0:45
30K
18.64 mi14:13:213:10:3310:1336:33
11:46
+0:37
20M
20.00 mi14:30:113:27:2310:2216:50
12:23
+0:37
21M
21.00 mi14:43:023:40:1410:2912:51
12:51
+0:28
35K
21.75 mi14:51:163:48:2810:308:14
11:00
-1:51
23M
23.00 mi15:06:214:03:3310:3515:05
12:03
+1:03
24M
24.00 mi15:17:514:15:0310:3811:30
11:30
-0:33
40K
24.85 mi15:27:564:25:0810:4010:05
11:48
+0:18
25.2M
25.20 mi15:32:284:29:4010:424:32
13:09
+1:21
Finish
26.22 mi15:44:124:41:2410:4411:44
11:31
-1:38

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

8:46 /mi

Average Pace

10:44 /mi

Slowest Pace

13:09 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:59

45% of race

Time at Steady Pace

2:00:12

43% of race

Time at Slower Pace

34:13

12% of race

Average Pace: 10:44 /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 mi11:30:0227:148:4627:14
8:46
#21327
10K
6.21 mi11:59:3356:459:0829:31
9:30
#22947
15K
9.32 mi12:30:121:27:249:2330:39
9:52
#23686
20K
12.43 mi13:02:411:59:539:3932:29
10:27
#24155
Half
13.11 mi13:09:472:06:599:417:06
10:24
#24261
25K
15.53 mi13:36:482:34:009:5527:01
11:09
#24520
30K
18.64 mi14:13:213:10:3310:1336:33
11:46
#24698
20M
20.00 mi14:30:113:27:2310:2216:50
12:23
#24821
21M
21.00 mi14:43:023:40:1410:2912:51
12:51
#24829
35K
21.75 mi14:51:163:48:2810:308:14
11:00
#24820
23M
23.00 mi15:06:214:03:3310:3515:05
12:03
#24867
24M
24.00 mi15:17:514:15:0310:3811:30
11:30
#24877
40K
24.85 mi15:27:564:25:0810:4010:05
11:48
#24871
25.2M
25.20 mi15:32:284:29:4010:424:32
13:09
#24888
Finish
26.22 mi15:44:124:41:2410:4411:44
11:31
#24948
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi213278255825524694(Top 87%)10052(Top 82%)10052(Top 1011%)
10K6.21 mi3.10 mi22947-16209124-8699124-86924096(Top 85%)9739(Top 80%)9739(Top 980%)
15K9.32 mi3.11 mi23686-7399511-3879511-38724694(Top 87%)10052(Top 82%)10052(Top 1011%)
20K12.43 mi3.11 mi24155-4699778-2679778-26725114(Top 88%)10324(Top 84%)10324(Top 1039%)
Half13.11 mi0.68 mi24261-1069841-639841-6325610(Top 90%)10604(Top 87%)10604(Top 1067%)
25K15.53 mi2.42 mi24520-2599992-1519992-15125400(Top 89%)10513(Top 86%)10513(Top 1058%)
30K18.64 mi3.11 mi24698-17810115-12310115-12325241(Top 89%)10526(Top 86%)10526(Top 1059%)
20M20.00 mi1.36 mi24821-12310195-8010195-8025771(Top 91%)10888(Top 89%)10888(Top 1095%)
21M21.00 mi1.00 mi24829-810212-1710212-1724841(Top 87%)10483(Top 86%)10483(Top 1055%)
35K21.75 mi0.75 mi24820+910217-510217-524178(Top 85%)10158(Top 83%)10158(Top 1022%)
23M23.00 mi1.25 mi24867-4710254-3710254-3725173(Top 89%)10689(Top 87%)10689(Top 1075%)
24M24.00 mi1.00 mi24877-1010274-2010274-2024882(Top 88%)10575(Top 86%)10575(Top 1064%)
40K24.85 mi0.85 mi24871+610284-1010284-1024610(Top 87%)10482(Top 86%)10482(Top 1055%)
25.2M25.20 mi0.35 mi24888-1710300-1610300-1625203(Top 89%)10790(Top 88%)10790(Top 1086%)
Finish26.22 mi1.02 mi24948-6010336-3610336-3626140(Top 92%)11216(Top 92%)11216(Top 1128%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 87%
×21story building
+97ft-345ft

Overall

24694

Females

10052

F55-59

10052

5K→10K

3.1 - 6.2 mi

Top 85%
×5story building
+79ft-138ft

Overall

24096

Females

9739

F55-59

9739

10K→15K

6.2 - 9.3 mi

Top 87%
×3story building
+67ft-78ft

Overall

24694

Females

10052

F55-59

10052

15K→20K

9.3 - 12.4 mi

Top 88%
×5story building
+106ft-86ft

Overall

25114

Females

10324

F55-59

10324

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

25610

Females

10604

F55-59

10604

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

25400

Females

10513

F55-59

10513

25K→30K

15.5 - 18.6 mi

Top 89%
×9story building
+181ft-148ft

Overall

25241

Females

10526

F55-59

10526

30K→20M

18.6 - 20.0 mi

Top 91%
×5story building
+64ft-50ft

Overall

25771

Females

10888

F55-59

10888

20M→21M

20.0 - 21.0 mi

Top 87%
×8story building
+106ft-24ft

Overall

24841

Females

10483

F55-59

10483

21M→35K

21.0 - 21.8 mi

Top 85%
×7story building
+17ft-86ft

Overall

24178

Females

10158

F55-59

10158

35K→23M

21.8 - 23.0 mi

Top 89%
×5story building
+23ft-63ft

Overall

25173

Females

10689

F55-59

10689

23M→24M

23.0 - 24.0 mi

Top 88%
×6story building
+12ft-82ft

Overall

24882

Females

10575

F55-59

10575

24M→40K

24.0 - 24.9 mi

Top 87%
×1story
+6ft-20ft

Overall

24610

Females

10482

F55-59

10482

40K→25.2M

24.9 - 25.2 mi

Top 89%
×1story
+13ft-16ft

Overall

25203

Females

10790

F55-59

10790

25.2M→Finish

25.2 - 26.2 mi

Top 92%
×2story building
+22ft-21ft

Overall

26140

Females

11216

F55-59

11216

Passing Analysis

Category:
Athletes Passed
467
Passed By
4088
Net Change
-3621
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21327
5K → 10K151635-1620#21327#22947
10K → 15K40779-739#22947#23686
15K → 20K33502-469#23686#24155
20K → Half8114-106#24155#24261
Half → 25K43302-259#24261#24520
25K → 30K77255-178#24520#24698
30K → 20M31154-123#24698#24821
20M → 21M5058-8#24821#24829
21M → 35K3728+9#24829#24820
35K → 23M3279-47#24820#24867
23M → 24M3141-10#24867#24877
24M → 40K4539+6#24877#24871
40K → 25.2M825-17#24871#24888
25.2M → Finish1777-60#24888#24948
TOTALS4674088-3621
📊

Passing Visuals

Category:
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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