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BOSTON MARATHON 2025

Feng-Pei Hu

Bib: 19240•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F50-54)
#0 / 1303
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
8:07/mi
25:13
↑ 97↓ 3451.5%
10K· 6.21 mi
8:29/mi
51:33
↑ 79↓ 1380.4%
15K· 9.32 mi
8:43/mi
1:18:37
↑ 67↓ 78
20K· 12.43 mi
9:17/mi
1:47:26
↑ 106↓ 860.1%
Half· 13.11 mi
9:10/mi
1:53:41
↑ 19↓ 370.5%
25K· 15.53 mi
10:25/mi
2:18:56
↑ 66↓ 880.2%
30K· 18.64 mi
10:18/mi
2:50:57
↑ 181↓ 1480.2%
20M
10:23/mi
3:05:03
↑ 64↓ 500.2%
21M
10:11/mi
3:15:14
↑ 106↓ 241.6%
35K· 21.75 mi
8:59/mi
3:21:57
↑ 17↓ 861.7%
23M
13:36/mi
3:38:59
↑ 23↓ 630.6%
24M
9:17/mi
3:48:16
↓ 821.3%
40K· 24.85 mi
9:34/mi
3:56:27
↓ 200.3%
25.2M
11:30/mi
4:00:25
↑ 13↓ 160.2%
Finish· 26.22 mi
9:46/mi
4:10:22
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:53:41
Pace8:40 /mi
2nd Half
Distance13.11 mi
Time2:16:41
Pace10:26 /mi
📊Positive Split: 20.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:24:0725:138:0725:13
8:07
-
10K
6.21 mi11:50:2751:338:1826:20
8:29
+0:22
15K
9.32 mi12:17:311:18:378:2627:04
8:43
+0:14
20K
12.43 mi12:46:201:47:268:3928:49
9:17
+0:34
Half
13.11 mi12:52:351:53:418:406:15
9:10
-0:07
25K
15.53 mi13:17:502:18:568:5725:15
10:25
+1:15
30K
18.64 mi13:49:512:50:579:1032:01
10:18
-0:07
20M
20.00 mi14:03:573:05:039:1514:06
10:23
+0:05
21M
21.00 mi14:14:083:15:149:1810:11
10:11
-0:12
35K
21.75 mi14:20:513:21:579:176:43
8:59
-1:12
23M
23.00 mi14:37:533:38:599:3117:02
13:36
+4:37
24M
24.00 mi14:47:103:48:169:319:17
9:17
-4:19
40K
24.85 mi14:55:213:56:279:318:11
9:34
+0:17
25.2M
25.20 mi14:59:194:00:259:323:58
11:30
+1:56
Finish
26.22 mi15:09:164:10:229:339:57
9:46
-1:44

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

8:07 /mi

Average Pace

9:33 /mi

Slowest Pace

13:36 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:37

31% of race

Time at Steady Pace

1:19:23

32% of race

Time at Slower Pace

1:32:22

37% of race

Average Pace: 9:33 /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 mi11:24:0725:138:0725:13
8:07
#17501
10K
6.21 mi11:50:2751:338:1826:20
8:29
#18595
15K
9.32 mi12:17:311:18:378:2627:04
8:43
#19258
20K
12.43 mi12:46:201:47:268:3928:49
9:17
#20114
Half
13.11 mi12:52:351:53:418:406:15
9:10
#20257
25K
15.53 mi13:17:502:18:568:5725:15
10:25
#21313
30K
18.64 mi13:49:512:50:579:1032:01
10:18
#21625
20M
20.00 mi14:03:573:05:039:1514:06
10:23
#21693
21M
21.00 mi14:14:083:15:149:1810:11
10:11
#21520
35K
21.75 mi14:20:513:21:579:176:43
8:59
#21402
23M
23.00 mi14:37:533:38:599:3117:02
13:36
#22030
24M
24.00 mi14:47:103:48:169:319:17
9:17
#21891
40K
24.85 mi14:55:213:56:279:318:11
9:34
#21788
25.2M
25.20 mi14:59:194:00:259:323:58
11:30
#21783
Finish
26.22 mi15:09:164:10:229:339:57
9:46
#21789
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF50-54Seg. OverallSeg. FemalesSeg. F50-54
5K3.11 mi3.11 mi175016036603620569(Top 72%)7754(Top 63%)7754(Top 595%)
10K6.21 mi3.10 mi18595-10946673-6376673-63719673(Top 69%)7291(Top 60%)7291(Top 560%)
15K9.32 mi3.11 mi19258-6637041-3687041-36820569(Top 72%)7754(Top 63%)7754(Top 595%)
20K12.43 mi3.11 mi20114-8567532-4917532-49122208(Top 78%)8703(Top 71%)8703(Top 668%)
Half13.11 mi0.68 mi20257-1437631-997631-9922472(Top 79%)8863(Top 72%)8863(Top 680%)
25K15.53 mi2.42 mi21313-10568220-5898220-58924207(Top 85%)9854(Top 81%)9854(Top 756%)
30K18.64 mi3.11 mi21625-3128419-1998419-19922471(Top 79%)9032(Top 74%)9032(Top 693%)
20M20.00 mi1.36 mi21693-688466-478466-4722090(Top 78%)8943(Top 73%)8943(Top 686%)
21M21.00 mi1.00 mi21520+1738404+628404+6218988(Top 67%)7330(Top 60%)7330(Top 563%)
35K21.75 mi0.75 mi21402+1188353+518353+5118176(Top 64%)7012(Top 57%)7012(Top 538%)
23M23.00 mi1.25 mi22030-6288736-3838736-38326973(Top 95%)11588(Top 95%)11588(Top 889%)
24M24.00 mi1.00 mi21891+1398681+558681+5518783(Top 66%)7440(Top 61%)7440(Top 571%)
40K24.85 mi0.85 mi21788+1038648+338648+3319024(Top 67%)7649(Top 63%)7649(Top 587%)
25.2M25.20 mi0.35 mi21783+58647+18647+122078(Top 78%)9188(Top 75%)9188(Top 705%)
Finish26.22 mi1.02 mi21789-68664-178664-1722151(Top 78%)9238(Top 76%)9238(Top 709%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 72%
×21story building
+97ft-345ft

Overall

20569

Females

7754

F50-54

7754

5K→10K

3.1 - 6.2 mi

Top 69%
×5story building
+79ft-138ft

Overall

19673

Females

7291

F50-54

7291

10K→15K

6.2 - 9.3 mi

Top 72%
×3story building
+67ft-78ft

Overall

20569

Females

7754

F50-54

7754

15K→20K

9.3 - 12.4 mi

Top 78%
×5story building
+106ft-86ft

Overall

22208

Females

8703

F50-54

8703

20K→Half

12.4 - 13.1 mi

Top 79%
×2story building
+19ft-37ft

Overall

22472

Females

8863

F50-54

8863

Half→25K

13.1 - 15.5 mi

Top 85%
×4story building
+66ft-88ft

Overall

24207

Females

9854

F50-54

9854

25K→30K

15.5 - 18.6 mi

Top 79%
×9story building
+181ft-148ft

Overall

22471

Females

9032

F50-54

9032

30K→20M

18.6 - 20.0 mi

Top 78%
×5story building
+64ft-50ft

Overall

22090

Females

8943

F50-54

8943

20M→21M

20.0 - 21.0 mi

Top 67%
×8story building
+106ft-24ft

Overall

18988

Females

7330

F50-54

7330

21M→35K

21.0 - 21.8 mi

Top 64%
×7story building
+17ft-86ft

Overall

18176

Females

7012

F50-54

7012

35K→23M

21.8 - 23.0 mi

Top 95%
×5story building
+23ft-63ft

Overall

26973

Females

11588

F50-54

11588

23M→24M

23.0 - 24.0 mi

Top 66%
×6story building
+12ft-82ft

Overall

18783

Females

7440

F50-54

7440

24M→40K

24.0 - 24.9 mi

Top 67%
×1story
+6ft-20ft

Overall

19024

Females

7649

F50-54

7649

40K→25.2M

24.9 - 25.2 mi

Top 78%
×1story
+13ft-16ft

Overall

22078

Females

9188

F50-54

9188

25.2M→Finish

25.2 - 26.2 mi

Top 78%
×2story building
+22ft-21ft

Overall

22151

Females

9238

F50-54

9238

Passing Analysis

Category:
Athletes Passed
987
Passed By
5275
Net Change
-4288
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#17501
5K → 10K391133-1094#17501#18595
10K → 15K54717-663#18595#19258
15K → 20K43899-856#19258#20114
20K → Half8151-143#20114#20257
Half → 25K171073-1056#20257#21313
25K → 30K110422-312#21313#21625
30K → 20M69137-68#21625#21693
20M → 21M1818+173#21693#21520
21M → 35K1268+118#21520#21402
35K → 23M18646-628#21402#22030
23M → 24M1467+139#22030#21891
24M → 40K1096+103#21891#21788
40K → 25.2M2419+5#21788#21783
25.2M → Finish4349-6#21783#21789
TOTALS9875275-4288
📊

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