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BOSTON MARATHON 2025

Qin Zhang

Bib: 24756•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 (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
30:47
Rank: #25374
Start → 5K
9:54/mi
30:47 split
10K· 6.21 mi
1:01:35
Rank: #25217 (+157)
5K → 10K
9:55/mi
30:48 split
15K· 9.32 mi
1:33:13
Rank: #25292 (-75)
10K → 15K
10:11/mi
31:38 split
20K· 12.43 mi
2:05:35
Rank: #25243 (+49)
15K → 20K
10:25/mi
32:22 split
Half· 13.11 mi
2:12:29
Rank: #25231 (+12)
20K → Half
10:07/mi
6:54 split
25K· 15.53 mi
2:37:35
Rank: #25017 (+214)
Half → 25K
10:21/mi
25:06 split
30K· 18.64 mi
3:11:12
Rank: #24782 (+235)
25K → 30K
10:49/mi
33:37 split
20M
3:25:57
Rank: #24679 (+103)
30K → 20M
10:51/mi
14:45 split
21M
3:37:50
Rank: #24617 (+62)
20M → 21M
11:53/mi
11:53 split
35K· 21.75 mi
3:46:04
Rank: #24615 (+2)
21M → 35K
11:00/mi
8:14 split
23M
4:00:01
Rank: #24564 (+51)
35K → 23M
11:08/mi
13:57 split
24M
4:11:13
Rank: #24565 (-1)
23M → 24M
11:12/mi
11:12 split
40K· 24.85 mi
4:20:45
Rank: #24524 (+41)
24M → 40K
11:09/mi
9:32 split
25.2M
4:24:52
Rank: #24504 (+20)
40K → 25.2M
11:56/mi
4:07 split
Finish· 26.22 mi
4:35:38
Rank: #24502 (+2)
25.2M → Finish
10:34/mi
10:46 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:12:29
Pace10:06 /mi
2nd Half
Distance13.11 mi
Time2:23:09
Pace10:55 /mi
📊Positive Split: 8.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:32:1630:479:5430:47
9:54
-
10K
6.21 mi12:03:041:01:359:5530:48
9:55
+0:01
15K
9.32 mi12:34:421:33:1310:0031:38
10:11
+0:16
20K
12.43 mi13:07:042:05:3510:0632:22
10:25
+0:14
Half
13.11 mi13:13:582:12:2910:066:54
10:07
-0:18
25K
15.53 mi13:39:042:37:3510:0925:06
10:21
+0:14
30K
18.64 mi14:12:413:11:1210:1533:37
10:49
+0:28
20M
20.00 mi14:27:263:25:5710:1814:45
10:51
+0:02
21M
21.00 mi14:39:193:37:5010:2211:53
11:53
+1:02
35K
21.75 mi14:47:333:46:0410:248:14
11:00
-0:53
23M
23.00 mi15:01:304:00:0110:2613:57
11:08
+0:08
24M
24.00 mi15:12:424:11:1310:2811:12
11:12
+0:04
40K
24.85 mi15:22:144:20:4510:299:32
11:09
-0:03
25.2M
25.20 mi15:26:214:24:5210:314:07
11:56
+0:47
Finish
26.22 mi15:37:074:35:3810:3110:46
10:34
-1:22

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

9:54 /mi

Average Pace

10:31 /mi

Slowest Pace

11:56 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:37:35

57% of race

Time at Steady Pace

1:07:22

24% of race

Time at Slower Pace

50:41

18% of race

Average Pace: 10:31 /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 mi11:32:1630:479:5430:47
9:54
#25374
10K
6.21 mi12:03:041:01:359:5530:48
9:55
#25217
15K
9.32 mi12:34:421:33:1310:0031:38
10:11
#25292
20K
12.43 mi13:07:042:05:3510:0632:22
10:25
#25243
Half
13.11 mi13:13:582:12:2910:066:54
10:07
#25231
25K
15.53 mi13:39:042:37:3510:0925:06
10:21
#25017
30K
18.64 mi14:12:413:11:1210:1533:37
10:49
#24782
20M
20.00 mi14:27:263:25:5710:1814:45
10:51
#24679
21M
21.00 mi14:39:193:37:5010:2211:53
11:53
#24617
35K
21.75 mi14:47:333:46:0410:248:14
11:00
#24615
23M
23.00 mi15:01:304:00:0110:2613:57
11:08
#24564
24M
24.00 mi15:12:424:11:1310:2811:12
11:12
#24565
40K
24.85 mi15:22:144:20:4510:299:32
11:09
#24524
25.2M
25.20 mi15:26:214:24:5210:314:07
11:56
#24504
Finish
26.22 mi15:37:074:35:3810:3110:46
10:34
#24502
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi25374104141041425386(Top 89%)10445(Top 85%)10445(Top 1051%)
10K6.21 mi3.10 mi25217+15710348+6610348+6625131(Top 88%)10306(Top 84%)10306(Top 1037%)
15K9.32 mi3.11 mi25292-7510386-3810386-3825386(Top 89%)10445(Top 85%)10445(Top 1051%)
20K12.43 mi3.11 mi25243+4910368+1810368+1825057(Top 88%)10294(Top 84%)10294(Top 1036%)
Half13.11 mi0.68 mi25231+1210365+310365+325086(Top 88%)10306(Top 84%)10306(Top 1037%)
25K15.53 mi2.42 mi25017+21410258+10710258+10724085(Top 85%)9789(Top 80%)9789(Top 985%)
30K18.64 mi3.11 mi24782+23510163+9510163+9523661(Top 83%)9685(Top 79%)9685(Top 974%)
20M20.00 mi1.36 mi24679+10310119+4410119+4423297(Top 82%)9583(Top 78%)9583(Top 964%)
21M21.00 mi1.00 mi24617+6210095+2410095+2423396(Top 82%)9713(Top 79%)9713(Top 977%)
35K21.75 mi0.75 mi24615+210103-810103-824222(Top 85%)10180(Top 83%)10180(Top 1024%)
23M23.00 mi1.25 mi24564+5110098+510098+523557(Top 83%)9878(Top 81%)9878(Top 994%)
24M24.00 mi1.00 mi24565-110110-1210110-1224399(Top 86%)10324(Top 84%)10324(Top 1039%)
40K24.85 mi0.85 mi24524+4110095+1510095+1523473(Top 83%)9933(Top 81%)9933(Top 999%)
25.2M25.20 mi0.35 mi24504+2010088+710088+723137(Top 81%)9735(Top 80%)9735(Top 979%)
Finish26.22 mi1.02 mi24502+210101-1310101-1324440(Top 86%)10372(Top 85%)10372(Top 1043%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 89%
×21stories
+97ft-345ft

Overall

25386

Females

10445

F55-59

10445

5K→10K

3.1 - 6.2 mi

Top 88%
×5stories
+79ft-138ft

Overall

25131

Females

10306

F55-59

10306

10K→15K

6.2 - 9.3 mi

Top 89%
×3stories
+67ft-78ft

Overall

25386

Females

10445

F55-59

10445

15K→20K

9.3 - 12.4 mi

Top 88%
×5stories
+106ft-86ft

Overall

25057

Females

10294

F55-59

10294

20K→Half

12.4 - 13.1 mi

Top 88%
×2stories
+19ft-37ft

Overall

25086

Females

10306

F55-59

10306

Half→25K

13.1 - 15.5 mi

Top 85%
×4stories
+66ft-88ft

Overall

24085

Females

9789

F55-59

9789

25K→30K

15.5 - 18.6 mi

Top 83%
×9stories
+181ft-148ft

Overall

23661

Females

9685

F55-59

9685

30K→20M

18.6 - 20.0 mi

Top 82%
×5stories
+64ft-50ft

Overall

23297

Females

9583

F55-59

9583

20M→21M

20.0 - 21.0 mi

Top 82%
×8stories
+106ft-24ft

Overall

23396

Females

9713

F55-59

9713

21M→35K

21.0 - 21.8 mi

Top 85%
×7stories
+17ft-86ft

Overall

24222

Females

10180

F55-59

10180

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23557

Females

9878

F55-59

9878

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

24399

Females

10324

F55-59

10324

24M→40K

24.0 - 24.9 mi

Top 83%
×1story
+6ft-20ft

Overall

23473

Females

9933

F55-59

9933

40K→25.2M

24.9 - 25.2 mi

Top 81%
×1story
+13ft-16ft

Overall

23137

Females

9735

F55-59

9735

25.2M→Finish

25.2 - 26.2 mi

Top 86%
×2stories
+22ft-21ft

Overall

24440

Females

10372

F55-59

10372

Passing Analysis

Category:
Athletes Passed
1519
Passed By
647
Net Change
+872
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25374
5K → 10K264107+157#25374#25217
10K → 15K117192-75#25217#25292
15K → 20K155106+49#25292#25243
20K → Half2210+12#25243#25231
Half → 25K22713+214#25231#25017
25K → 30K26328+235#25017#24782
30K → 20M11815+103#24782#24679
20M → 21M8523+62#24679#24617
21M → 35K3129+2#24617#24615
35K → 23M8130+51#24615#24564
23M → 24M4445-1#24564#24565
24M → 40K5817+41#24565#24524
40K → 25.2M222+20#24524#24504
25.2M → Finish3230+2#24504#24502
TOTALS1519647+872
📊

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