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BOSTON MARATHON 2025

Qian Huang

Bib: 20787•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 48%
Masters (Masters Women)
#0 / 6759
Top 37%
Division (F40-44)
#0 / 1718
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:49
Rank: #18781
Start → 5K
25:49 | 8:19/mi
10K· 6.21 mi
51:10
Rank: #18204 (+577)
5K → 10K
25:21 | 8:10/mi
15K· 9.32 mi
1:16:23
Rank: #17732 (+472)
10K → 15K
25:13 | 8:07/mi
20K· 12.43 mi
1:42:12
Rank: #17511 (+221)
15K → 20K
25:49 | 8:19/mi
Half· 13.11 mi
1:48:00
Rank: #17604 (-93)
20K → Half
5:48 | 8:30/mi
25K· 15.53 mi
2:08:50
Rank: #17559 (+45)
Half → 25K
20:50 | 8:36/mi
30K· 18.64 mi
2:36:53
Rank: #17576 (-17)
25K → 30K
28:03 | 9:02/mi
20M
2:48:53
Rank: #17419 (+157)
30K → 20M
12:00 | 8:50/mi
21M
2:58:20
Rank: #17308 (+111)
20M → 21M
9:27 | 9:27/mi
35K· 21.75 mi
3:04:33
Rank: #17186 (+122)
21M → 35K
6:13 | 8:19/mi
23M
3:15:36
Rank: #17045 (+141)
35K → 23M
11:03 | 8:50/mi
24M
3:24:09
Rank: #16926 (+119)
23M → 24M
8:33 | 8:33/mi
40K· 24.85 mi
3:31:34
Rank: #16819 (+107)
24M → 40K
7:25 | 8:40/mi
25.2M
3:34:53
Rank: #16780 (+39)
40K → 25.2M
3:19 | 9:37/mi
Finish· 26.22 mi
3:43:40
Rank: #16794 (-14)
25.2M → Finish
8:47 | 8:37/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:00
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time1:55:40
Pace8:49 /mi
📊Positive Split: 7.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:18:5125:498:1925:49
8:19
-
10K
6.21 mi11:44:1251:108:1425:21
8:10
-0:09
15K
9.32 mi12:09:251:16:238:1225:13
8:07
-0:03
20K
12.43 mi12:35:141:42:128:1325:49
8:19
+0:12
Half
13.11 mi12:41:021:48:008:145:48
8:30
+0:11
25K
15.53 mi13:01:522:08:508:1820:50
8:36
+0:06
30K
18.64 mi13:29:552:36:538:2528:03
9:02
+0:26
20M
20.00 mi13:41:552:48:538:2712:00
8:50
-0:12
21M
21.00 mi13:51:222:58:208:309:27
9:27
+0:37
35K
21.75 mi13:57:353:04:338:296:13
8:19
-1:08
23M
23.00 mi14:08:383:15:368:3011:03
8:50
+0:31
24M
24.00 mi14:17:113:24:098:308:33
8:33
-0:17
40K
24.85 mi14:24:363:31:348:317:25
8:40
+0:07
25.2M
25.20 mi14:27:553:34:538:323:19
9:37
+0:57
Finish
26.22 mi14:36:423:43:408:328:47
8:37
-1:00

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

8:32 /mi

Slowest Pace

9:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:02:51

82% of race

Time at Steady Pace

37:30

17% of race

Time at Slower Pace

3:19

1% of race

Average Pace: 8:32 /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 mi11:18:5125:498:1925:49
8:19
#18781
10K
6.21 mi11:44:1251:108:1425:21
8:10
#18204
15K
9.32 mi12:09:251:16:238:1225:13
8:07
#17732
20K
12.43 mi12:35:141:42:128:1325:49
8:19
#17511
Half
13.11 mi12:41:021:48:008:145:48
8:30
#17604
25K
15.53 mi13:01:522:08:508:1820:50
8:36
#17559
30K
18.64 mi13:29:552:36:538:2528:03
9:02
#17576
20M
20.00 mi13:41:552:48:538:2712:00
8:50
#17419
21M
21.00 mi13:51:222:58:208:309:27
9:27
#17308
35K
21.75 mi13:57:353:04:338:296:13
8:19
#17186
23M
23.00 mi14:08:383:15:368:3011:03
8:50
#17045
24M
24.00 mi14:17:113:24:098:308:33
8:33
#16926
40K
24.85 mi14:24:363:31:348:317:25
8:40
#16819
25.2M
25.20 mi14:27:553:34:538:323:19
9:37
#16780
Finish
26.22 mi14:36:423:43:408:328:47
8:37
#16794
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi187816785678516868(Top 59%)5653(Top 46%)5653(Top 329%)
10K6.21 mi3.10 mi18204+5776453+3326453+33217624(Top 62%)6072(Top 50%)6072(Top 353%)
15K9.32 mi3.11 mi17732+4726166+2876166+28716868(Top 59%)5653(Top 46%)5653(Top 329%)
20K12.43 mi3.11 mi17511+2216038+1286038+12816998(Top 60%)5772(Top 47%)5772(Top 336%)
Half13.11 mi0.68 mi17604-936100-626100-6219216(Top 68%)7007(Top 57%)7007(Top 408%)
25K15.53 mi2.42 mi17559+456096+46096+417769(Top 63%)6289(Top 51%)6289(Top 366%)
30K18.64 mi3.11 mi17576-176169-736169-7317829(Top 63%)6488(Top 53%)6488(Top 378%)
20M20.00 mi1.36 mi17419+1576095+746095+7415867(Top 56%)5514(Top 45%)5514(Top 321%)
21M21.00 mi1.00 mi17308+1116062+336062+3315876(Top 56%)5645(Top 46%)5645(Top 329%)
35K21.75 mi0.75 mi17186+1226013+496013+4914374(Top 51%)4905(Top 40%)4905(Top 286%)
23M23.00 mi1.25 mi17045+1415959+545959+5415267(Top 54%)5477(Top 45%)5477(Top 319%)
24M24.00 mi1.00 mi16926+1195913+465913+4614855(Top 52%)5310(Top 43%)5310(Top 309%)
40K24.85 mi0.85 mi16819+1075885+285885+2814506(Top 51%)5251(Top 43%)5251(Top 306%)
25.2M25.20 mi0.35 mi16780+395879+65879+615247(Top 54%)5688(Top 47%)5688(Top 331%)
Finish26.22 mi1.02 mi16794-145901-225901-2216978(Top 60%)6546(Top 54%)6546(Top 381%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21stories
+97ft-345ft

Overall

16868

Females

5653

F40-44

5653

5K→10K

3.1 - 6.2 mi

Top 62%
×5stories
+79ft-138ft

Overall

17624

Females

6072

F40-44

6072

10K→15K

6.2 - 9.3 mi

Top 59%
×3stories
+67ft-78ft

Overall

16868

Females

5653

F40-44

5653

15K→20K

9.3 - 12.4 mi

Top 60%
×5stories
+106ft-86ft

Overall

16998

Females

5772

F40-44

5772

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19216

Females

7007

F40-44

7007

Half→25K

13.1 - 15.5 mi

Top 63%
×4stories
+66ft-88ft

Overall

17769

Females

6289

F40-44

6289

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17829

Females

6488

F40-44

6488

30K→20M

18.6 - 20.0 mi

Top 56%
×5stories
+64ft-50ft

Overall

15867

Females

5514

F40-44

5514

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

15876

Females

5645

F40-44

5645

21M→35K

21.0 - 21.8 mi

Top 51%
×7stories
+17ft-86ft

Overall

14374

Females

4905

F40-44

4905

35K→23M

21.8 - 23.0 mi

Top 54%
×5stories
+23ft-63ft

Overall

15267

Females

5477

F40-44

5477

23M→24M

23.0 - 24.0 mi

Top 52%
×6stories
+12ft-82ft

Overall

14855

Females

5310

F40-44

5310

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

14506

Females

5251

F40-44

5251

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

15247

Females

5688

F40-44

5688

25.2M→Finish

25.2 - 26.2 mi

Top 60%
×2stories
+22ft-21ft

Overall

16978

Females

6546

F40-44

6546

Passing Analysis

Category:
Athletes Passed
2950
Passed By
963
Net Change
+1987
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18781
5K → 10K66588+577#18781#18204
10K → 15K50533+472#18204#17732
15K → 20K30079+221#17732#17511
20K → Half14107-93#17511#17604
Half → 25K182137+45#17604#17559
25K → 30K219236-17#17559#17576
30K → 20M18932+157#17576#17419
20M → 21M15847+111#17419#17308
21M → 35K13311+122#17308#17186
35K → 23M18241+141#17186#17045
23M → 24M14324+119#17045#16926
24M → 40K13629+107#16926#16819
40K → 25.2M5819+39#16819#16780
25.2M → Finish6680-14#16780#16794
TOTALS2950963+1987
📊

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