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BOSTON MARATHON 2025

Madison Grant

Bib: 9804•F

MI

0:00
0:00
/ mi
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Overall
#0 / 28404
Top 33%
Gender (Female)
#0 / 12228
Top 16%
Division (F18-39)
#0 / 5469
Top 29%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:38
Rank: #13182
Start → 5K
23:38 | 7:36/mi
10K· 6.21 mi
47:23
Rank: #13266 (-84)
5K → 10K
23:45 | 7:39/mi
15K· 9.32 mi
1:11:04
Rank: #13080 (+186)
10K → 15K
23:41 | 7:37/mi
20K· 12.43 mi
1:34:26
Rank: #12483 (+597)
15K → 20K
23:22 | 7:31/mi
Half· 13.11 mi
1:39:29
Rank: #12394 (+89)
20K → Half
5:03 | 7:24/mi
25K· 15.53 mi
1:57:35
Rank: #11918 (+476)
Half → 25K
18:06 | 7:28/mi
30K· 18.64 mi
2:20:36
Rank: #10968 (+950)
25K → 30K
23:01 | 7:25/mi
20M
2:30:35
Rank: #10510 (+458)
30K → 20M
9:59 | 7:21/mi
21M
2:38:25
Rank: #10195 (+315)
20M → 21M
7:50 | 7:50/mi
35K· 21.75 mi
2:44:05
Rank: #10134 (+61)
21M → 35K
5:40 | 7:34/mi
23M
2:53:41
Rank: #9944 (+190)
35K → 23M
9:36 | 7:40/mi
24M
3:01:13
Rank: #9816 (+128)
23M → 24M
7:32 | 7:32/mi
40K· 24.85 mi
3:07:38
Rank: #9646 (+170)
24M → 40K
6:25 | 7:30/mi
25.2M
3:10:31
Rank: #9604 (+42)
40K → 25.2M
2:53 | 8:22/mi
Finish· 26.22 mi
3:17:48
Rank: #9451 (+153)
25.2M → Finish
7:17 | 7:09/mi

The Course

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Half Splits

1st Half· via Half
Distance13.11 mi
Time1:39:29
Pace7:35 /mi
2nd Half✓ Faster
Distance13.11 mi
Time1:38:19
Pace7:30 /mi
📊Negative Split: 1.2% faster second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:4723:387:3623:38
7:36
-
10K
6.21 mi11:13:3247:237:3823:45
7:39
+0:03
15K
9.32 mi11:37:131:11:047:3723:41
7:37
-0:02
20K
12.43 mi12:00:351:34:267:3623:22
7:31
-0:06
Half
13.11 mi12:05:381:39:297:355:03
7:24
-0:07
25K
15.53 mi12:23:441:57:357:3418:06
7:28
+0:04
30K
18.64 mi12:46:452:20:367:3323:01
7:25
-0:03
20M
20.00 mi12:56:442:30:357:329:59
7:21
-0:04
21M
21.00 mi13:04:342:38:257:337:50
7:50
+0:29
35K
21.75 mi13:10:142:44:057:335:40
7:34
-0:16
23M
23.00 mi13:19:502:53:417:339:36
7:40
+0:06
24M
24.00 mi13:27:223:01:137:337:32
7:32
-0:08
40K
24.85 mi13:33:473:07:387:336:25
7:30
-0:02
25.2M
25.20 mi13:36:403:10:317:342:53
8:22
+0:52
Finish
26.22 mi13:43:573:17:487:337:17
7:09
-1:13

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

7:09 /mi

Average Pace

7:33 /mi

Slowest Pace

8:22 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:14:55

99% of race

Time at Steady Pace

2:53

1% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:33 /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 mi10:49:4723:387:3623:38
7:36
#13182
10K
6.21 mi11:13:3247:237:3823:45
7:39
#13266
15K
9.32 mi11:37:131:11:047:3723:41
7:37
#13080
20K
12.43 mi12:00:351:34:267:3623:22
7:31
#12483
Half
13.11 mi12:05:381:39:297:355:03
7:24
#12394
25K
15.53 mi12:23:441:57:357:3418:06
7:28
#11918
30K
18.64 mi12:46:452:20:367:3323:01
7:25
#10968
20M
20.00 mi12:56:442:30:357:329:59
7:21
#10510
21M
21.00 mi13:04:342:38:257:337:50
7:50
#10195
35K
21.75 mi13:10:142:44:057:335:40
7:34
#10134
23M
23.00 mi13:19:502:53:417:339:36
7:40
#9944
24M
24.00 mi13:27:223:01:137:337:32
7:32
#9816
40K
24.85 mi13:33:473:07:387:336:25
7:30
#9646
25.2M
25.20 mi13:36:403:10:317:342:53
8:22
#9604
Finish
26.22 mi13:43:573:17:487:337:17
7:09
#9451
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi131823419341912798(Top 45%)3323(Top 27%)3323(Top 61%)
10K6.21 mi3.10 mi13266-843502-833502-8313414(Top 47%)3608(Top 30%)3608(Top 66%)
15K9.32 mi3.11 mi13080+1863435+673435+6712798(Top 45%)3323(Top 27%)3323(Top 61%)
20K12.43 mi3.11 mi12483+5973134+3013134+30110950(Top 39%)2443(Top 20%)2443(Top 45%)
Half13.11 mi0.68 mi12394+893092+423092+4210931(Top 38%)2373(Top 19%)2373(Top 43%)
25K15.53 mi2.42 mi11918+4762880+2122880+2129696(Top 34%)1973(Top 16%)1973(Top 36%)
30K18.64 mi3.11 mi10968+9502454+4262454+4267116(Top 25%)1063(Top 9%)1063(Top 19%)
20M20.00 mi1.36 mi10510+4582258+1962258+1966096(Top 21%)829(Top 7%)829(Top 15%)
21M21.00 mi1.00 mi10195+3152140+1182140+1186430(Top 23%)1083(Top 9%)1083(Top 20%)
35K21.75 mi0.75 mi10134+612129+112129+119186(Top 32%)2208(Top 18%)2208(Top 40%)
23M23.00 mi1.25 mi9944+1902084+452084+457728(Top 27%)1706(Top 14%)1706(Top 31%)
24M24.00 mi1.00 mi9816+1282051+332051+337969(Top 28%)1854(Top 15%)1854(Top 34%)
40K24.85 mi0.85 mi9646+1702001+502001+506862(Top 24%)1502(Top 12%)1502(Top 27%)
25.2M25.20 mi0.35 mi9604+422004-32004-38017(Top 28%)2075(Top 17%)2075(Top 38%)
Finish26.22 mi1.02 mi9451+1531970+341970+346731(Top 24%)1552(Top 13%)1552(Top 28%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 45%
×21stories
+97ft-345ft

Overall

12798

Females

3323

F18-39

3323

5K→10K

3.1 - 6.2 mi

Top 47%
×5stories
+79ft-138ft

Overall

13414

Females

3608

F18-39

3608

10K→15K

6.2 - 9.3 mi

Top 45%
×3stories
+67ft-78ft

Overall

12798

Females

3323

F18-39

3323

15K→20K

9.3 - 12.4 mi

Top 39%
×5stories
+106ft-86ft

Overall

10950

Females

2443

F18-39

2443

20K→Half

12.4 - 13.1 mi

Top 38%
×2stories
+19ft-37ft

Overall

10931

Females

2373

F18-39

2373

Half→25K

13.1 - 15.5 mi

Top 34%
×4stories
+66ft-88ft

Overall

9696

Females

1973

F18-39

1973

25K→30K

15.5 - 18.6 mi

Top 25%
×9stories
+181ft-148ft

Overall

7116

Females

1063

F18-39

1063

30K→20M

18.6 - 20.0 mi

Top 21%
×5stories
+64ft-50ft

Overall

6096

Females

829

F18-39

829

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6430

Females

1083

F18-39

1083

21M→35K

21.0 - 21.8 mi

Top 32%
×7stories
+17ft-86ft

Overall

9186

Females

2208

F18-39

2208

35K→23M

21.8 - 23.0 mi

Top 27%
×5stories
+23ft-63ft

Overall

7728

Females

1706

F18-39

1706

23M→24M

23.0 - 24.0 mi

Top 28%
×6stories
+12ft-82ft

Overall

7969

Females

1854

F18-39

1854

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6862

Females

1502

F18-39

1502

40K→25.2M

24.9 - 25.2 mi

Top 28%
×1story
+13ft-16ft

Overall

8017

Females

2075

F18-39

2075

25.2M→Finish

25.2 - 26.2 mi

Top 24%
×2stories
+22ft-21ft

Overall

6731

Females

1552

F18-39

1552

Passing Analysis

Category:
Athletes Passed
4306*
Passed By
575
Net Change
+3731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13182
5K → 10K246330-84#13182#13266
10K → 15K296110+186#13266#13080
15K → 20K61013+597#13080#12483
20K → Half956+89#12483#12394
Half → 25K4771+476#12394#11918
25K → 30K9522+950#11918#10968
30K → 20M4580+458#10968#10510
20M → 21M3194+315#10510#10195
21M → 35K9231+61#10195#10134
35K → 23M211*21+190#10134#9944
23M → 24M14416+128#9944#9816
24M → 40K1788+170#9816#9646
40K → 25.2M5816+42#9646#9604
25.2M → Finish17017+153#9604#9451
TOTALS4306*575+3731

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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