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BOSTON MARATHON 2025

Qian Wei

Bib: 9090•F

PA

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 38%
Gender (Female)
#0 / 12228
Top 21%
Division (F18-39)
#0 / 5469
Top 37%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:17
Rank: #9259
Start → 5K
22:17 | 7:10/mi
10K· 6.21 mi
44:18
Rank: #8874 (+385)
5K → 10K
22:01 | 7:05/mi
15K· 9.32 mi
1:06:27
Rank: #8741 (+133)
10K → 15K
22:09 | 7:08/mi
20K· 12.43 mi
1:29:18
Rank: #8856 (-115)
15K → 20K
22:51 | 7:21/mi
Half· 13.11 mi
1:34:11
Rank: #8841 (+15)
20K → Half
4:53 | 7:09/mi
25K· 15.53 mi
1:52:14
Rank: #8908 (-67)
Half → 25K
18:03 | 7:27/mi
30K· 18.64 mi
2:17:42
Rank: #9599 (-691)
25K → 30K
25:28 | 8:12/mi
20M
2:29:11
Rank: #9866 (-267)
30K → 20M
11:29 | 8:27/mi
21M
2:37:55
Rank: #9998 (-132)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:43:49
Rank: #10025 (-27)
21M → 35K
5:54 | 7:53/mi
23M
2:54:37
Rank: #10287 (-262)
35K → 23M
10:48 | 8:38/mi
24M
3:02:59
Rank: #10432 (-145)
23M → 24M
8:22 | 8:22/mi
40K· 24.85 mi
3:10:31
Rank: #10600 (-168)
24M → 40K
7:32 | 8:49/mi
25.2M
3:13:44
Rank: #10641 (-41)
40K → 25.2M
3:13 | 9:20/mi
Finish· 26.22 mi
3:21:56
Rank: #10706 (-65)
25.2M → Finish
8:12 | 8:03/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:11
Pace7:11 /mi
2nd Half
Distance13.11 mi
Time1:47:45
Pace8:13 /mi
📊Positive Split: 14.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:47:4522:177:1022:17
7:10
-
10K
6.21 mi11:09:4644:187:0822:01
7:05
-0:05
15K
9.32 mi11:31:551:06:277:0822:09
7:08
+0:03
20K
12.43 mi11:54:461:29:187:1122:51
7:21
+0:13
Half
13.11 mi11:59:391:34:117:114:53
7:09
-0:12
25K
15.53 mi12:17:421:52:147:1318:03
7:27
+0:18
30K
18.64 mi12:43:102:17:427:2325:28
8:12
+0:45
20M
20.00 mi12:54:392:29:117:2811:29
8:27
+0:15
21M
21.00 mi13:03:232:37:557:318:44
8:44
+0:17
35K
21.75 mi13:09:172:43:497:325:54
7:53
-0:51
23M
23.00 mi13:20:052:54:377:3610:48
8:38
+0:45
24M
24.00 mi13:28:273:02:597:378:22
8:22
-0:16
40K
24.85 mi13:35:593:10:317:407:32
8:49
+0:27
25.2M
25.20 mi13:39:123:13:447:413:13
9:20
+0:31
Finish
26.22 mi13:47:243:21:567:428:12
8:03
-1:17

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

7:05 /mi

Average Pace

7:42 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:14

56% of race

Time at Steady Pace

47:56

24% of race

Time at Slower Pace

41:46

21% of race

Average Pace: 7:42 /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 mi10:47:4522:177:1022:17
7:10
#9259
10K
6.21 mi11:09:4644:187:0822:01
7:05
#8874
15K
9.32 mi11:31:551:06:277:0822:09
7:08
#8741
20K
12.43 mi11:54:461:29:187:1122:51
7:21
#8856
Half
13.11 mi11:59:391:34:117:114:53
7:09
#8841
25K
15.53 mi12:17:421:52:147:1318:03
7:27
#8908
30K
18.64 mi12:43:102:17:427:2325:28
8:12
#9599
20M
20.00 mi12:54:392:29:117:2811:29
8:27
#9866
21M
21.00 mi13:03:232:37:557:318:44
8:44
#9998
35K
21.75 mi13:09:172:43:497:325:54
7:53
#10025
23M
23.00 mi13:20:052:54:377:3610:48
8:38
#10287
24M
24.00 mi13:28:273:02:597:378:22
8:22
#10432
40K
24.85 mi13:35:593:10:317:407:32
8:49
#10600
25.2M
25.20 mi13:39:123:13:447:413:13
9:20
#10641
Finish
26.22 mi13:47:243:21:567:428:12
8:03
#10706
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi9259149214928559(Top 30%)1255(Top 10%)1255(Top 23%)
10K6.21 mi3.10 mi8874+3851334+1581334+1588576(Top 30%)1210(Top 10%)1210(Top 22%)
15K9.32 mi3.11 mi8741+1331290+441290+448559(Top 30%)1255(Top 10%)1255(Top 23%)
20K12.43 mi3.11 mi8856-1151357-671357-679525(Top 34%)1752(Top 14%)1752(Top 32%)
Half13.11 mi0.68 mi8841+151359-21359-28833(Top 31%)1445(Top 12%)1445(Top 26%)
25K15.53 mi2.42 mi8908-671405-461405-469527(Top 34%)1894(Top 15%)1894(Top 35%)
30K18.64 mi3.11 mi9599-6911779-3741779-37412804(Top 45%)3714(Top 30%)3714(Top 68%)
20M20.00 mi1.36 mi9866-2671927-1481927-14813476(Top 47%)4227(Top 35%)4227(Top 77%)
21M21.00 mi1.00 mi9998-1322030-1032030-10311894(Top 42%)3531(Top 29%)3531(Top 65%)
35K21.75 mi0.75 mi10025-272081-512081-5111476(Top 40%)3348(Top 27%)3348(Top 61%)
23M23.00 mi1.25 mi10287-2622258-1772258-17714093(Top 50%)4837(Top 40%)4837(Top 88%)
24M24.00 mi1.00 mi10432-1452350-922350-9213665(Top 48%)4639(Top 38%)4639(Top 85%)
40K24.85 mi0.85 mi10600-1682469-1192469-11915250(Top 54%)5652(Top 46%)5652(Top 103%)
25.2M25.20 mi0.35 mi10641-412508-392508-3913617(Top 48%)4797(Top 39%)4797(Top 88%)
Finish26.22 mi1.02 mi10706-652578-702578-7013205(Top 46%)4545(Top 37%)4545(Top 83%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

8559

Females

1255

F18-39

1255

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

8576

Females

1210

F18-39

1210

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

8559

Females

1255

F18-39

1255

15K→20K

9.3 - 12.4 mi

Top 34%
×5stories
+106ft-86ft

Overall

9525

Females

1752

F18-39

1752

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8833

Females

1445

F18-39

1445

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9527

Females

1894

F18-39

1894

25K→30K

15.5 - 18.6 mi

Top 45%
×9stories
+181ft-148ft

Overall

12804

Females

3714

F18-39

3714

30K→20M

18.6 - 20.0 mi

Top 47%
×5stories
+64ft-50ft

Overall

13476

Females

4227

F18-39

4227

20M→21M

20.0 - 21.0 mi

Top 42%
×8stories
+106ft-24ft

Overall

11894

Females

3531

F18-39

3531

21M→35K

21.0 - 21.8 mi

Top 40%
×7stories
+17ft-86ft

Overall

11476

Females

3348

F18-39

3348

35K→23M

21.8 - 23.0 mi

Top 50%
×5stories
+23ft-63ft

Overall

14093

Females

4837

F18-39

4837

23M→24M

23.0 - 24.0 mi

Top 48%
×6stories
+12ft-82ft

Overall

13665

Females

4639

F18-39

4639

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

15250

Females

5652

F18-39

5652

40K→25.2M

24.9 - 25.2 mi

Top 48%
×1story
+13ft-16ft

Overall

13617

Females

4797

F18-39

4797

25.2M→Finish

25.2 - 26.2 mi

Top 46%
×2stories
+22ft-21ft

Overall

13205

Females

4545

F18-39

4545

Passing Analysis

Category:
Athletes Passed
1454
Passed By
2897
Net Change
-1447
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#9259
5K → 10K45974+385#9259#8874
10K → 15K22895+133#8874#8741
15K → 20K143258-115#8741#8856
20K → Half3419+15#8856#8841
Half → 25K136203-67#8841#8908
25K → 30K78769-691#8908#9599
30K → 20M49315-267#9599#9866
20M → 21M69200-132#9866#9998
21M → 35K6085-27#9998#10025
35K → 23M47309-262#10025#10287
23M → 24M38183-145#10287#10432
24M → 40K28196-168#10432#10600
40K → 25.2M3374-41#10600#10641
25.2M → Finish52117-65#10641#10706
TOTALS14542897-1447
📊

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