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BOSTON MARATHON 2025

Mina Cheng

Bib: 28494•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
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
31:10
Rank: #25646
Start → 5K
31:10 | 10:02/mi
10K· 6.21 mi
1:03:13
Rank: #25861 (-215)
5K → 10K
32:03 | 10:19/mi
15K· 9.32 mi
1:36:18
Rank: #25968 (-107)
10K → 15K
33:05 | 10:39/mi
20K· 12.43 mi
2:11:12
Rank: #26078 (-110)
15K → 20K
34:54 | 11:14/mi
Half· 13.11 mi
2:18:57
Rank: #26135 (-57)
20K → Half
7:45 | 11:22/mi
25K· 15.53 mi
2:48:37
Rank: #26276 (-141)
Half → 25K
29:40 | 12:14/mi
30K· 18.64 mi
3:30:09
Rank: #26499 (-223)
25K → 30K
41:32 | 13:22/mi
20M
3:48:50
Rank: #26565 (-66)
30K → 20M
18:41 | 13:45/mi
21M
4:03:10
Rank: #26586 (-21)
20M → 21M
14:20 | 14:20/mi
35K· 21.75 mi
4:12:57
Rank: #26615 (-29)
21M → 35K
9:47 | 13:05/mi
23M
4:29:48
Rank: #26643 (-28)
35K → 23M
16:51 | 13:27/mi
24M
4:43:25
Rank: #26702 (-59)
23M → 24M
13:37 | 13:37/mi
40K· 24.85 mi
4:55:04
Rank: #26730 (-28)
24M → 40K
11:39 | 13:37/mi
25.2M
5:00:14
Rank: #26737 (-7)
40K → 25.2M
5:10 | 14:59/mi
Finish· 26.22 mi
5:12:52
Rank: #26756 (-19)
25.2M → Finish
12:38 | 12:24/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:18:57
Pace10:36 /mi
2nd Half
Distance13.11 mi
Time2:53:55
Pace13:16 /mi
📊Positive Split: 25.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:4631:1010:0231:10
10:02
-
10K
6.21 mi12:27:491:03:1310:1032:03
10:19
+0:17
15K
9.32 mi13:00:541:36:1810:2033:05
10:39
+0:20
20K
12.43 mi13:35:482:11:1210:3334:54
11:14
+0:35
Half
13.11 mi13:43:332:18:5710:367:45
11:22
+0:08
25K
15.53 mi14:13:132:48:3710:5129:40
12:14
+0:52
30K
18.64 mi14:54:453:30:0911:1641:32
13:22
+1:08
20M
20.00 mi15:13:263:48:5011:2618:41
13:45
+0:23
21M
21.00 mi15:27:464:03:1011:3514:20
14:20
+0:35
35K
21.75 mi15:37:334:12:5711:389:47
13:05
-1:15
23M
23.00 mi15:54:244:29:4811:4416:51
13:27
+0:22
24M
24.00 mi16:08:014:43:2511:4913:37
13:37
+0:10
40K
24.85 mi16:19:404:55:0411:5211:39
13:37
0:00
25.2M
25.20 mi16:24:505:00:1411:555:10
14:59
+1:22
Finish
26.22 mi16:37:285:12:5211:5612:38
12:24
-2:35

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

10:02 /mi

Average Pace

11:56 /mi

Slowest Pace

14:59 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:48:37

54% of race

Time at Steady Pace

2:04:45

40% of race

Time at Slower Pace

19:30

6% of race

Average Pace: 11:56 /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 mi11:55:4631:1010:0231:10
10:02
#25646
10K
6.21 mi12:27:491:03:1310:1032:03
10:19
#25861
15K
9.32 mi13:00:541:36:1810:2033:05
10:39
#25968
20K
12.43 mi13:35:482:11:1210:3334:54
11:14
#26078
Half
13.11 mi13:43:332:18:5710:367:45
11:22
#26135
25K
15.53 mi14:13:132:48:3710:5129:40
12:14
#26276
30K
18.64 mi14:54:453:30:0911:1641:32
13:22
#26499
20M
20.00 mi15:13:263:48:5011:2618:41
13:45
#26565
21M
21.00 mi15:27:464:03:1011:3514:20
14:20
#26586
35K
21.75 mi15:37:334:12:5711:389:47
13:05
#26615
23M
23.00 mi15:54:244:29:4811:4416:51
13:27
#26643
24M
24.00 mi16:08:014:43:2511:4913:37
13:37
#26702
40K
24.85 mi16:19:404:55:0411:5211:39
13:37
#26730
25.2M
25.20 mi16:24:505:00:1411:555:10
14:59
#26737
Finish
26.22 mi16:37:285:12:5211:5612:38
12:24
#26756
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi25646105591055926174(Top 92%)10880(Top 89%)10880(Top 633%)
10K6.21 mi3.10 mi25861-21510691-13210691-13225942(Top 91%)10757(Top 88%)10757(Top 626%)
15K9.32 mi3.11 mi25968-10710759-6810759-6826174(Top 92%)10880(Top 89%)10880(Top 633%)
20K12.43 mi3.11 mi26078-11010831-7210831-7226326(Top 93%)10989(Top 90%)10989(Top 640%)
Half13.11 mi0.68 mi26135-5710858-2710858-2726926(Top 95%)11371(Top 93%)11371(Top 662%)
25K15.53 mi2.42 mi26276-14110939-8110939-8126672(Top 94%)11236(Top 92%)11236(Top 654%)
30K18.64 mi3.11 mi26499-22311103-16411103-16427022(Top 95%)11507(Top 94%)11507(Top 670%)
20M20.00 mi1.36 mi26565-6611154-5111154-5127104(Top 95%)11617(Top 95%)11617(Top 676%)
21M21.00 mi1.00 mi26586-2111177-2311177-2326551(Top 93%)11338(Top 93%)11338(Top 660%)
35K21.75 mi0.75 mi26615-2911202-2511202-2527024(Top 95%)11601(Top 95%)11601(Top 675%)
23M23.00 mi1.25 mi26643-2811234-3211234-3226839(Top 94%)11519(Top 94%)11519(Top 670%)
24M24.00 mi1.00 mi26702-5911272-3811272-3827419(Top 97%)11855(Top 97%)11855(Top 690%)
40K24.85 mi0.85 mi26730-2811293-2111293-2126866(Top 95%)11582(Top 95%)11582(Top 674%)
25.2M25.20 mi0.35 mi26737-711302-911302-927091(Top 95%)11707(Top 96%)11707(Top 681%)
Finish26.22 mi1.02 mi26756-1911314-1211314-1227203(Top 96%)11713(Top 96%)11713(Top 682%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

26174

Females

10880

F40-44

10880

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25942

Females

10757

F40-44

10757

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

26174

Females

10880

F40-44

10880

15K→20K

9.3 - 12.4 mi

Top 93%
×5stories
+106ft-86ft

Overall

26326

Females

10989

F40-44

10989

20K→Half

12.4 - 13.1 mi

Top 95%
×2stories
+19ft-37ft

Overall

26926

Females

11371

F40-44

11371

Half→25K

13.1 - 15.5 mi

Top 94%
×4stories
+66ft-88ft

Overall

26672

Females

11236

F40-44

11236

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

27022

Females

11507

F40-44

11507

30K→20M

18.6 - 20.0 mi

Top 95%
×5stories
+64ft-50ft

Overall

27104

Females

11617

F40-44

11617

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

26551

Females

11338

F40-44

11338

21M→35K

21.0 - 21.8 mi

Top 95%
×7stories
+17ft-86ft

Overall

27024

Females

11601

F40-44

11601

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

26839

Females

11519

F40-44

11519

23M→24M

23.0 - 24.0 mi

Top 97%
×6stories
+12ft-82ft

Overall

27419

Females

11855

F40-44

11855

24M→40K

24.0 - 24.9 mi

Top 95%
×1story
+6ft-20ft

Overall

26866

Females

11582

F40-44

11582

40K→25.2M

24.9 - 25.2 mi

Top 95%
×1story
+13ft-16ft

Overall

27091

Females

11707

F40-44

11707

25.2M→Finish

25.2 - 26.2 mi

Top 96%
×2stories
+22ft-21ft

Overall

27203

Females

11713

F40-44

11713

Passing Analysis

Category:
Athletes Passed
507
Passed By
1617
Net Change
-1110
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25646
5K → 10K120335-215#25646#25861
10K → 15K89196-107#25861#25968
15K → 20K79189-110#25968#26078
20K → Half1572-57#26078#26135
Half → 25K38179-141#26135#26276
25K → 30K38261-223#26276#26499
30K → 20M2086-66#26499#26565
20M → 21M2849-21#26565#26586
21M → 35K1342-29#26586#26615
35K → 23M3664-28#26615#26643
23M → 24M463-59#26643#26702
24M → 40K1341-28#26702#26730
40K → 25.2M613-7#26730#26737
25.2M → Finish827-19#26737#26756
TOTALS5071617-1110
📊

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