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BOSTON MARATHON 2025

Amy Hong

Bib: 31997•F

PA

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F45-49)
#0 / 1813
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
31:34
Rank: #25965
Start → 5K
31:34 | 10:10/mi
10K· 6.21 mi
1:02:17
Rank: #25502 (+463)
5K → 10K
30:43 | 9:53/mi
15K· 9.32 mi
1:33:47
Rank: #25442 (+60)
10K → 15K
31:30 | 10:08/mi
20K· 12.43 mi
2:08:31
Rank: #25678 (-236)
15K → 20K
34:44 | 11:11/mi
Half· 13.11 mi
2:15:42
Rank: #25691 (-13)
20K → Half
7:11 | 10:32/mi
25K· 15.53 mi
2:45:29
Rank: #25968 (-277)
Half → 25K
29:47 | 12:17/mi
30K· 18.64 mi
3:23:06
Rank: #25902 (+66)
25K → 30K
37:37 | 12:06/mi
20M
3:38:23
Rank: #25772 (+130)
30K → 20M
15:17 | 11:15/mi
21M
3:51:02
Rank: #25730 (+42)
20M → 21M
12:39 | 12:39/mi
35K· 21.75 mi
3:59:26
Rank: #25696 (+34)
21M → 35K
8:24 | 11:14/mi
23M
4:14:36
Rank: #25707 (-11)
35K → 23M
15:10 | 12:07/mi
24M
4:25:19
Rank: #25626 (+81)
23M → 24M
10:43 | 10:43/mi
40K· 24.85 mi
4:35:21
Rank: #25598 (+28)
24M → 40K
10:02 | 11:44/mi
25.2M
4:39:33
Rank: #25563 (+35)
40K → 25.2M
4:12 | 12:11/mi
Finish· 26.22 mi
4:49:47
Rank: #25497 (+66)
25.2M → Finish
10:14 | 10:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:42
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:34:05
Pace11:45 /mi
📊Positive Split: 13.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:50:5831:3410:1031:34
10:10
-
10K
6.21 mi12:21:411:02:1710:0130:43
9:53
-0:17
15K
9.32 mi12:53:111:33:4710:0431:30
10:08
+0:15
20K
12.43 mi13:27:552:08:3110:2034:44
11:11
+1:03
Half
13.11 mi13:35:062:15:4210:217:11
10:32
-0:39
25K
15.53 mi14:04:532:45:2910:3929:47
12:17
+1:45
30K
18.64 mi14:42:303:23:0610:5437:37
12:06
-0:11
20M
20.00 mi14:57:473:38:2310:5515:17
11:15
-0:51
21M
21.00 mi15:10:263:51:0211:0012:39
12:39
+1:24
35K
21.75 mi15:18:503:59:2611:018:24
11:14
-1:25
23M
23.00 mi15:34:004:14:3611:0415:10
12:07
+0:53
24M
24.00 mi15:44:434:25:1911:0310:43
10:43
-1:24
40K
24.85 mi15:54:454:35:2111:0510:02
11:44
+1:01
25.2M
25.20 mi15:58:574:39:3311:064:12
12:11
+0:27
Finish
26.22 mi16:09:114:49:4711:0410:14
10:03
-2:08

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

9:53 /mi

Average Pace

11:04 /mi

Slowest Pace

12:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:01:55

42% of race

Time at Steady Pace

58:25

20% of race

Time at Slower Pace

1:49:27

38% of race

Average Pace: 11:03 /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 mi11:50:5831:3410:1031:34
10:10
#25965
10K
6.21 mi12:21:411:02:1710:0130:43
9:53
#25502
15K
9.32 mi12:53:111:33:4710:0431:30
10:08
#25442
20K
12.43 mi13:27:552:08:3110:2034:44
11:11
#25678
Half
13.11 mi13:35:062:15:4210:217:11
10:32
#25691
25K
15.53 mi14:04:532:45:2910:3929:47
12:17
#25968
30K
18.64 mi14:42:303:23:0610:5437:37
12:06
#25902
20M
20.00 mi14:57:473:38:2310:5515:17
11:15
#25772
21M
21.00 mi15:10:263:51:0211:0012:39
12:39
#25730
35K
21.75 mi15:18:503:59:2611:018:24
11:14
#25696
23M
23.00 mi15:34:004:14:3611:0415:10
12:07
#25707
24M
24.00 mi15:44:434:25:1911:0310:43
10:43
#25626
40K
24.85 mi15:54:454:35:2111:0510:02
11:44
#25598
25.2M
25.20 mi15:58:574:39:3311:064:12
12:11
#25563
Finish
26.22 mi16:09:114:49:4711:0410:14
10:03
#25497
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi25965107391073925282(Top 89%)10395(Top 85%)10395(Top 573%)
10K6.21 mi3.10 mi25502+46310502+23710502+23725054(Top 88%)10264(Top 84%)10264(Top 566%)
15K9.32 mi3.11 mi25442+6010465+3710465+3725282(Top 89%)10395(Top 85%)10395(Top 573%)
20K12.43 mi3.11 mi25678-23610605-14010605-14026265(Top 92%)10949(Top 90%)10949(Top 604%)
Half13.11 mi0.68 mi25691-1310610-510610-525811(Top 91%)10724(Top 88%)10724(Top 592%)
25K15.53 mi2.42 mi25968-27710779-16910779-16926728(Top 94%)11268(Top 92%)11268(Top 622%)
30K18.64 mi3.11 mi25902+6610768+1110768+1125719(Top 91%)10798(Top 88%)10798(Top 596%)
20M20.00 mi1.36 mi25772+13010720+4810720+4824080(Top 85%)9998(Top 82%)9998(Top 551%)
21M21.00 mi1.00 mi25730+4210708+1210708+1224586(Top 87%)10346(Top 85%)10346(Top 571%)
35K21.75 mi0.75 mi25696+3410694+1410694+1424642(Top 87%)10402(Top 85%)10402(Top 574%)
23M23.00 mi1.25 mi25707-1110717-2310717-2325273(Top 89%)10747(Top 88%)10747(Top 593%)
24M24.00 mi1.00 mi25626+8110687+3010687+3023331(Top 82%)9799(Top 80%)9799(Top 540%)
40K24.85 mi0.85 mi25598+2810681+610681+624518(Top 86%)10435(Top 85%)10435(Top 576%)
25.2M25.20 mi0.35 mi25563+3510671+1010671+1023538(Top 83%)9941(Top 81%)9941(Top 548%)
Finish26.22 mi1.02 mi25497+6610637+3410637+3423040(Top 81%)9688(Top 79%)9688(Top 534%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25282

Females

10395

F45-49

10395

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

25054

Females

10264

F45-49

10264

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25282

Females

10395

F45-49

10395

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

26265

Females

10949

F45-49

10949

20K→Half

12.4 - 13.1 mi

Top 91%
×2stories
+19ft-37ft

Overall

25811

Females

10724

F45-49

10724

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

26728

Females

11268

F45-49

11268

25K→30K

15.5 - 18.6 mi

Top 91%
×9stories
+181ft-148ft

Overall

25719

Females

10798

F45-49

10798

30K→20M

18.6 - 20.0 mi

Top 85%
×5stories
+64ft-50ft

Overall

24080

Females

9998

F45-49

9998

20M→21M

20.0 - 21.0 mi

Top 87%
×8stories
+106ft-24ft

Overall

24586

Females

10346

F45-49

10346

21M→35K

21.0 - 21.8 mi

Top 87%
×7stories
+17ft-86ft

Overall

24642

Females

10402

F45-49

10402

35K→23M

21.8 - 23.0 mi

Top 89%
×5stories
+23ft-63ft

Overall

25273

Females

10747

F45-49

10747

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23331

Females

9799

F45-49

9799

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

24518

Females

10435

F45-49

10435

40K→25.2M

24.9 - 25.2 mi

Top 83%
×1story
+13ft-16ft

Overall

23538

Females

9941

F45-49

9941

25.2M→Finish

25.2 - 26.2 mi

Top 81%
×2stories
+22ft-21ft

Overall

23040

Females

9688

F45-49

9688

Passing Analysis

Category:
Athletes Passed
1414
Passed By
946
Net Change
+468
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25965
5K → 10K49128+463#25965#25502
10K → 15K15595+60#25502#25442
15K → 20K63299-236#25442#25678
20K → Half1124-13#25678#25691
Half → 25K27304-277#25691#25968
25K → 30K13670+66#25968#25902
30K → 20M1366+130#25902#25772
20M → 21M6826+42#25772#25730
21M → 35K5319+34#25730#25696
35K → 23M3445-11#25696#25707
23M → 24M854+81#25707#25626
24M → 40K4820+28#25626#25598
40K → 25.2M383+35#25598#25563
25.2M → Finish693+66#25563#25497
TOTALS1414946+468
📊

Passing Visuals

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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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing