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BOSTON MARATHON 2025

Jin Huang

Bib: 29550•F

MA

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
29:42
Rank: #24445
Start → 5K
29:42 | 9:34/mi
10K· 6.21 mi
58:48
Rank: #24086 (+359)
5K → 10K
29:06 | 9:22/mi
15K· 9.32 mi
1:27:59
Rank: #23871 (+215)
10K → 15K
29:11 | 9:24/mi
20K· 12.43 mi
1:57:48
Rank: #23692 (+179)
15K → 20K
29:49 | 9:36/mi
Half· 13.11 mi
2:04:13
Rank: #23672 (+20)
20K → Half
6:25 | 9:24/mi
25K· 15.53 mi
2:29:25
Rank: #23743 (-71)
Half → 25K
25:12 | 10:24/mi
30K· 18.64 mi
3:02:43
Rank: #23676 (+67)
25K → 30K
33:18 | 10:43/mi
20M
3:17:10
Rank: #23610 (+66)
30K → 20M
14:27 | 10:38/mi
21M
3:28:27
Rank: #23516 (+94)
20M → 21M
11:17 | 11:17/mi
35K· 21.75 mi
3:36:30
Rank: #23523 (-7)
21M → 35K
8:03 | 10:46/mi
23M
3:49:45
Rank: #23444 (+79)
35K → 23M
13:15 | 10:35/mi
24M
4:01:28
Rank: #23553 (-109)
23M → 24M
11:43 | 11:43/mi
40K· 24.85 mi
4:10:55
Rank: #23561 (-8)
24M → 40K
9:27 | 11:03/mi
25.2M
4:14:52
Rank: #23537 (+24)
40K → 25.2M
3:57 | 11:27/mi
Finish· 26.22 mi
4:24:53
Rank: #23472 (+65)
25.2M → Finish
10:01 | 9:50/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:13
Pace9:29 /mi
2nd Half
Distance13.11 mi
Time2:20:40
Pace10:44 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4129:429:3429:42
9:34
-
10K
6.21 mi12:16:4758:489:2829:06
9:22
-0:12
15K
9.32 mi12:45:581:27:599:2629:11
9:24
+0:02
20K
12.43 mi13:15:471:57:489:2929:49
9:36
+0:12
Half
13.11 mi13:22:122:04:139:296:25
9:24
-0:12
25K
15.53 mi13:47:242:29:259:3725:12
10:24
+1:00
30K
18.64 mi14:20:423:02:439:4833:18
10:43
+0:19
20M
20.00 mi14:35:093:17:109:5114:27
10:38
-0:05
21M
21.00 mi14:46:263:28:279:5611:17
11:17
+0:39
35K
21.75 mi14:54:293:36:309:578:03
10:46
-0:31
23M
23.00 mi15:07:443:49:459:5913:15
10:35
-0:11
24M
24.00 mi15:19:274:01:2810:0411:43
11:43
+1:08
40K
24.85 mi15:28:544:10:5510:069:27
11:03
-0:40
25.2M
25.20 mi15:32:514:14:5210:073:57
11:27
+0:24
Finish
26.22 mi15:42:524:24:5310:0710:01
9:50
-1:37

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

9:22 /mi

Average Pace

10:07 /mi

Slowest Pace

11:43 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:14:14

51% of race

Time at Steady Pace

1:34:15

36% of race

Time at Slower Pace

36:24

14% of race

Average Pace: 10:06 /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 mi11:47:4129:429:3429:42
9:34
#24445
10K
6.21 mi12:16:4758:489:2829:06
9:22
#24086
15K
9.32 mi12:45:581:27:599:2629:11
9:24
#23871
20K
12.43 mi13:15:471:57:489:2929:49
9:36
#23692
Half
13.11 mi13:22:122:04:139:296:25
9:24
#23672
25K
15.53 mi13:47:242:29:259:3725:12
10:24
#23743
30K
18.64 mi14:20:423:02:439:4833:18
10:43
#23676
20M
20.00 mi14:35:093:17:109:5114:27
10:38
#23610
21M
21.00 mi14:46:263:28:279:5611:17
11:17
#23516
35K
21.75 mi14:54:293:36:309:578:03
10:46
#23523
23M
23.00 mi15:07:443:49:459:5913:15
10:35
#23444
24M
24.00 mi15:19:274:01:2810:0411:43
11:43
#23553
40K
24.85 mi15:28:544:10:5510:069:27
11:03
#23561
25.2M
25.20 mi15:32:514:14:5210:073:57
11:27
#23537
Finish
26.22 mi15:42:524:24:5310:0710:01
9:50
#23472
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi244459932993223463(Top 83%)9357(Top 77%)9357(Top 941%)
10K6.21 mi3.10 mi24086+3599730+2029730+20223744(Top 84%)9539(Top 78%)9539(Top 960%)
15K9.32 mi3.11 mi23871+2159604+1269604+12623463(Top 83%)9357(Top 77%)9357(Top 941%)
20K12.43 mi3.11 mi23692+1799513+919513+9123202(Top 82%)9247(Top 76%)9247(Top 930%)
Half13.11 mi0.68 mi23672+209504+99504+923305(Top 82%)9322(Top 76%)9322(Top 938%)
25K15.53 mi2.42 mi23743-719553-499553-4924168(Top 85%)9834(Top 80%)9834(Top 989%)
30K18.64 mi3.11 mi23676+679559-69559-623443(Top 83%)9575(Top 78%)9575(Top 963%)
20M20.00 mi1.36 mi23610+669545+149545+1422795(Top 80%)9311(Top 76%)9311(Top 937%)
21M21.00 mi1.00 mi23516+949507+389507+3822130(Top 78%)9044(Top 74%)9044(Top 910%)
35K21.75 mi0.75 mi23523-79523-169523-1623732(Top 84%)9909(Top 81%)9909(Top 997%)
23M23.00 mi1.25 mi23444+799502+219502+2122231(Top 78%)9187(Top 75%)9187(Top 924%)
24M24.00 mi1.00 mi23553-1099573-719573-7125279(Top 89%)10762(Top 88%)10762(Top 1083%)
40K24.85 mi0.85 mi23561-89597-249597-2423279(Top 82%)9837(Top 80%)9837(Top 990%)
25.2M25.20 mi0.35 mi23537+249593+49593+421973(Top 77%)9145(Top 75%)9145(Top 920%)
Finish26.22 mi1.02 mi23472+659573+209573+2022402(Top 79%)9377(Top 77%)9377(Top 943%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 83%
×21stories
+97ft-345ft

Overall

23463

Females

9357

F55-59

9357

5K→10K

3.1 - 6.2 mi

Top 84%
×5stories
+79ft-138ft

Overall

23744

Females

9539

F55-59

9539

10K→15K

6.2 - 9.3 mi

Top 83%
×3stories
+67ft-78ft

Overall

23463

Females

9357

F55-59

9357

15K→20K

9.3 - 12.4 mi

Top 82%
×5stories
+106ft-86ft

Overall

23202

Females

9247

F55-59

9247

20K→Half

12.4 - 13.1 mi

Top 82%
×2stories
+19ft-37ft

Overall

23305

Females

9322

F55-59

9322

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24168

Females

9834

F55-59

9834

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23443

Females

9575

F55-59

9575

30K→20M

18.6 - 20.0 mi

Top 80%
×5stories
+64ft-50ft

Overall

22795

Females

9311

F55-59

9311

20M→21M

20.0 - 21.0 mi

Top 78%
×8stories
+106ft-24ft

Overall

22130

Females

9044

F55-59

9044

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23732

Females

9909

F55-59

9909

35K→23M

21.8 - 23.0 mi

Top 78%
×5stories
+23ft-63ft

Overall

22231

Females

9187

F55-59

9187

23M→24M

23.0 - 24.0 mi

Top 89%
×6stories
+12ft-82ft

Overall

25279

Females

10762

F55-59

10762

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23279

Females

9837

F55-59

9837

40K→25.2M

24.9 - 25.2 mi

Top 77%
×1story
+13ft-16ft

Overall

21973

Females

9145

F55-59

9145

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2stories
+22ft-21ft

Overall

22402

Females

9377

F55-59

9377

Passing Analysis

Category:
Athletes Passed
1837
Passed By
864
Net Change
+973
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24445
5K → 10K45596+359#24445#24086
10K → 15K27459+215#24086#23871
15K → 20K22748+179#23871#23692
20K → Half3414+20#23692#23672
Half → 25K95166-71#23672#23743
25K → 30K187120+67#23743#23676
30K → 20M10741+66#23676#23610
20M → 21M12228+94#23610#23516
21M → 35K4249-7#23516#23523
35K → 23M11233+79#23523#23444
23M → 24M22131-109#23444#23553
24M → 40K4149-8#23553#23561
40K → 25.2M3814+24#23561#23537
25.2M → Finish8116+65#23537#23472
TOTALS1837864+973
📊

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