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BOSTON MARATHON 2025

Molly Didonato

Bib: 27095•F

NY

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
32:02
Rank: #26312
Start → 5K
32:02 | 10:19/mi
10K· 6.21 mi
1:04:00
Rank: #26087 (+225)
5K → 10K
31:58 | 10:17/mi
15K· 9.32 mi
1:36:04
Rank: #25928 (+159)
10K → 15K
32:04 | 10:19/mi
20K· 12.43 mi
2:08:40
Rank: #25693 (+235)
15K → 20K
32:36 | 10:30/mi
Half· 13.11 mi
2:15:45
Rank: #25700 (-7)
20K → Half
7:05 | 10:23/mi
25K· 15.53 mi
2:41:22
Rank: #25488 (+212)
Half → 25K
25:37 | 10:34/mi
30K· 18.64 mi
3:15:06
Rank: #25167 (+321)
25K → 30K
33:44 | 10:51/mi
20M
3:30:10
Rank: #25075 (+92)
30K → 20M
15:04 | 11:05/mi
21M
3:41:35
Rank: #24970 (+105)
20M → 21M
11:25 | 11:25/mi
35K· 21.75 mi
3:49:42
Rank: #24947 (+23)
21M → 35K
8:07 | 10:51/mi
23M
4:03:41
Rank: #24882 (+65)
35K → 23M
13:59 | 11:10/mi
24M
4:14:21
Rank: #24812 (+70)
23M → 24M
10:40 | 10:40/mi
40K· 24.85 mi
4:23:48
Rank: #24763 (+49)
24M → 40K
9:27 | 11:03/mi
25.2M
4:27:49
Rank: #24733 (+30)
40K → 25.2M
4:01 | 11:39/mi
Finish· 26.22 mi
4:37:30
Rank: #24652 (+81)
25.2M → Finish
9:41 | 9:30/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:45
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:21:45
Pace10:49 /mi
📊Positive Split: 4.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:47:4432:0210:1932:02
10:19
-
10K
6.21 mi12:19:421:04:0010:1831:58
10:17
-0:02
15K
9.32 mi12:51:461:36:0410:1832:04
10:19
+0:02
20K
12.43 mi13:24:222:08:4010:2132:36
10:30
+0:11
Half
13.11 mi13:31:272:15:4510:217:05
10:23
-0:07
25K
15.53 mi13:57:042:41:2210:2325:37
10:34
+0:11
30K
18.64 mi14:30:483:15:0610:2833:44
10:51
+0:17
20M
20.00 mi14:45:523:30:1010:3015:04
11:05
+0:14
21M
21.00 mi14:57:173:41:3510:3311:25
11:25
+0:20
35K
21.75 mi15:05:243:49:4210:348:07
10:51
-0:34
23M
23.00 mi15:19:234:03:4110:3613:59
11:10
+0:19
24M
24.00 mi15:30:034:14:2110:3610:40
10:40
-0:30
40K
24.85 mi15:39:304:23:4810:379:27
11:03
+0:23
25.2M
25.20 mi15:43:314:27:4910:384:01
11:39
+0:36
Finish
26.22 mi15:53:124:37:3010:359:41
9:30
-2:09

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

9:30 /mi

Average Pace

10:35 /mi

Slowest Pace

11:39 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:52:50

41% of race

Time at Steady Pace

1:50:44

40% of race

Time at Slower Pace

53:56

19% of race

Average Pace: 10:35 /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 mi11:47:4432:0210:1932:02
10:19
#26312
10K
6.21 mi12:19:421:04:0010:1831:58
10:17
#26087
15K
9.32 mi12:51:461:36:0410:1832:04
10:19
#25928
20K
12.43 mi13:24:222:08:4010:2132:36
10:30
#25693
Half
13.11 mi13:31:272:15:4510:217:05
10:23
#25700
25K
15.53 mi13:57:042:41:2210:2325:37
10:34
#25488
30K
18.64 mi14:30:483:15:0610:2833:44
10:51
#25167
20M
20.00 mi14:45:523:30:1010:3015:04
11:05
#25075
21M
21.00 mi14:57:173:41:3510:3311:25
11:25
#24970
35K
21.75 mi15:05:243:49:4210:348:07
10:51
#24947
23M
23.00 mi15:19:234:03:4110:3613:59
11:10
#24882
24M
24.00 mi15:30:034:14:2110:3610:40
10:40
#24812
40K
24.85 mi15:39:304:23:4810:379:27
11:03
#24763
25.2M
25.20 mi15:43:314:27:4910:384:01
11:39
#24733
Finish
26.22 mi15:53:124:37:3010:359:41
9:30
#24652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi26312109291092925626(Top 90%)10575(Top 86%)10575(Top 193%)
10K6.21 mi3.10 mi26087+22510820+10910820+10925886(Top 91%)10724(Top 88%)10724(Top 196%)
15K9.32 mi3.11 mi25928+15910737+8310737+8325626(Top 90%)10575(Top 86%)10575(Top 193%)
20K12.43 mi3.11 mi25693+23510610+12710610+12725177(Top 89%)10360(Top 85%)10360(Top 189%)
Half13.11 mi0.68 mi25700-710615-510615-525571(Top 90%)10581(Top 87%)10581(Top 193%)
25K15.53 mi2.42 mi25488+21210516+9910516+9924485(Top 86%)10005(Top 82%)10005(Top 183%)
30K18.64 mi3.11 mi25167+32110375+14110375+14123724(Top 84%)9717(Top 79%)9717(Top 178%)
20M20.00 mi1.36 mi25075+9210329+4610329+4623759(Top 84%)9826(Top 80%)9826(Top 180%)
21M21.00 mi1.00 mi24970+10510290+3910290+3922415(Top 79%)9204(Top 75%)9204(Top 168%)
35K21.75 mi0.75 mi24947+2310281+910281+923890(Top 84%)9993(Top 82%)9993(Top 183%)
23M23.00 mi1.25 mi24882+6510265+1610265+1623580(Top 83%)9894(Top 81%)9894(Top 181%)
24M24.00 mi1.00 mi24812+7010242+2310242+2323221(Top 82%)9748(Top 80%)9748(Top 178%)
40K24.85 mi0.85 mi24763+4910231+1110231+1123242(Top 82%)9829(Top 80%)9829(Top 180%)
25.2M25.20 mi0.35 mi24733+3010220+1110220+1122369(Top 79%)9352(Top 76%)9352(Top 171%)
Finish26.22 mi1.02 mi24652+8110179+4110179+4121161(Top 75%)8747(Top 72%)8747(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

25626

Females

10575

F18-39

10575

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

25886

Females

10724

F18-39

10724

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

25626

Females

10575

F18-39

10575

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

25177

Females

10360

F18-39

10360

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

25571

Females

10581

F18-39

10581

Half→25K

13.1 - 15.5 mi

Top 86%
×4stories
+66ft-88ft

Overall

24485

Females

10005

F18-39

10005

25K→30K

15.5 - 18.6 mi

Top 84%
×9stories
+181ft-148ft

Overall

23724

Females

9717

F18-39

9717

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

23759

Females

9826

F18-39

9826

20M→21M

20.0 - 21.0 mi

Top 79%
×8stories
+106ft-24ft

Overall

22415

Females

9204

F18-39

9204

21M→35K

21.0 - 21.8 mi

Top 84%
×7stories
+17ft-86ft

Overall

23890

Females

9993

F18-39

9993

35K→23M

21.8 - 23.0 mi

Top 83%
×5stories
+23ft-63ft

Overall

23580

Females

9894

F18-39

9894

23M→24M

23.0 - 24.0 mi

Top 82%
×6stories
+12ft-82ft

Overall

23221

Females

9748

F18-39

9748

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

23242

Females

9829

F18-39

9829

40K→25.2M

24.9 - 25.2 mi

Top 79%
×1story
+13ft-16ft

Overall

22369

Females

9352

F18-39

9352

25.2M→Finish

25.2 - 26.2 mi

Top 75%
×2stories
+22ft-21ft

Overall

21161

Females

8747

F18-39

8747

Passing Analysis

Category:
Athletes Passed
1940
Passed By
280
Net Change
+1660
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#26312
5K → 10K29570+225#26312#26087
10K → 15K20748+159#26087#25928
15K → 20K25621+235#25928#25693
20K → Half1421-7#25693#25700
Half → 25K22917+212#25700#25488
25K → 30K33918+321#25488#25167
30K → 20M10715+92#25167#25075
20M → 21M1138+105#25075#24970
21M → 35K4219+23#24970#24947
35K → 23M8318+65#24947#24882
23M → 24M766+70#24882#24812
24M → 40K5910+49#24812#24763
40K → 25.2M344+30#24763#24733
25.2M → Finish865+81#24733#24652
TOTALS1940280+1660
📊

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