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BOSTON MARATHON 2025

Marissa Fasoli

Bib: 27078•F

VT

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
30:00
Rank: #24716
Start → 5K
9:39/mi
30:00 split
10K· 6.21 mi
1:00:11
Rank: #24705 (+11)
5K → 10K
9:43/mi
30:11 split
15K· 9.32 mi
1:30:06
Rank: #24489 (+216)
10K → 15K
9:38/mi
29:55 split
20K· 12.43 mi
2:00:03
Rank: #24191 (+298)
15K → 20K
9:38/mi
29:57 split
Half· 13.11 mi
2:06:30
Rank: #24158 (+33)
20K → Half
9:27/mi
6:27 split
25K· 15.53 mi
2:30:56
Rank: #24017 (+141)
Half → 25K
10:05/mi
24:26 split
30K· 18.64 mi
3:02:38
Rank: #23661 (+356)
25K → 30K
10:12/mi
31:42 split
20M
3:16:01
Rank: #23435 (+226)
30K → 20M
9:51/mi
13:23 split
21M
3:26:23
Rank: #23226 (+209)
20M → 21M
10:22/mi
10:22 split
35K· 21.75 mi
3:33:15
Rank: #23088 (+138)
21M → 35K
9:11/mi
6:52 split
23M
3:45:00
Rank: #22848 (+240)
35K → 23M
9:23/mi
11:45 split
24M
3:54:46
Rank: #22731 (+117)
23M → 24M
9:46/mi
9:46 split
40K· 24.85 mi
4:03:05
Rank: #22615 (+116)
24M → 40K
9:44/mi
8:19 split
25.2M
4:06:47
Rank: #22589 (+26)
40K → 25.2M
10:44/mi
3:42 split
Finish· 26.22 mi
4:15:53
Rank: #22464 (+125)
25.2M → Finish
8:56/mi
9:06 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:06:30
Pace9:39 /mi
2nd Half
Distance13.11 mi
Time2:09:23
Pace9:52 /mi
📊Positive Split: 2.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:5330:009:3930:00
9:39
-
10K
6.21 mi12:16:041:00:119:4130:11
9:43
+0:04
15K
9.32 mi12:45:591:30:069:4029:55
9:38
-0:05
20K
12.43 mi13:15:562:00:039:4029:57
9:38
0:00
Half
13.11 mi13:22:232:06:309:396:27
9:27
-0:11
25K
15.53 mi13:46:492:30:569:4324:26
10:05
+0:38
30K
18.64 mi14:18:313:02:389:4831:42
10:12
+0:07
20M
20.00 mi14:31:543:16:019:4813:23
9:51
-0:21
21M
21.00 mi14:42:163:26:239:5010:22
10:22
+0:31
35K
21.75 mi14:49:083:33:159:486:52
9:11
-1:11
23M
23.00 mi15:00:533:45:009:4711:45
9:23
+0:12
24M
24.00 mi15:10:393:54:469:479:46
9:46
+0:23
40K
24.85 mi15:18:584:03:059:478:19
9:44
-0:02
25.2M
25.20 mi15:22:404:06:479:483:42
10:44
+1:00
Finish
26.22 mi15:31:464:15:539:469:06
8:56
-1:48

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

8:56 /mi

Average Pace

9:46 /mi

Slowest Pace

10:44 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

34:10

13% of race

Time at Steady Pace

2:31:31

59% of race

Time at Slower Pace

1:10:12

27% of race

Average Pace: 9:46 /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 mi11:45:5330:009:3930:00
9:39
#24716
10K
6.21 mi12:16:041:00:119:4130:11
9:43
#24705
15K
9.32 mi12:45:591:30:069:4029:55
9:38
#24489
20K
12.43 mi13:15:562:00:039:4029:57
9:38
#24191
Half
13.11 mi13:22:232:06:309:396:27
9:27
#24158
25K
15.53 mi13:46:492:30:569:4324:26
10:05
#24017
30K
18.64 mi14:18:313:02:389:4831:42
10:12
#23661
20M
20.00 mi14:31:543:16:019:4813:23
9:51
#23435
21M
21.00 mi14:42:163:26:239:5010:22
10:22
#23226
35K
21.75 mi14:49:083:33:159:486:52
9:11
#23088
23M
23.00 mi15:00:533:45:009:4711:45
9:23
#22848
24M
24.00 mi15:10:393:54:469:479:46
9:46
#22731
40K
24.85 mi15:18:584:03:059:478:19
9:44
#22615
25.2M
25.20 mi15:22:404:06:479:483:42
10:44
#22589
Finish
26.22 mi15:31:464:15:539:469:06
8:56
#22464
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24716100681006824102(Top 85%)9726(Top 80%)9726(Top 178%)
10K6.21 mi3.10 mi24705+1110064+410064+424660(Top 87%)10049(Top 82%)10049(Top 184%)
15K9.32 mi3.11 mi24489+2169952+1129952+11224102(Top 85%)9726(Top 80%)9726(Top 178%)
20K12.43 mi3.11 mi24191+2989798+1549798+15423330(Top 82%)9322(Top 76%)9322(Top 170%)
Half13.11 mi0.68 mi24158+339782+169782+1623443(Top 83%)9395(Top 77%)9395(Top 172%)
25K15.53 mi2.42 mi24017+1419712+709712+7023445(Top 83%)9448(Top 77%)9448(Top 173%)
30K18.64 mi3.11 mi23661+3569547+1659547+16522196(Top 78%)8873(Top 73%)8873(Top 162%)
20M20.00 mi1.36 mi23435+2269437+1109437+11020466(Top 72%)8062(Top 66%)8062(Top 147%)
21M21.00 mi1.00 mi23226+2099348+899348+8919625(Top 69%)7702(Top 63%)7702(Top 141%)
35K21.75 mi0.75 mi23088+1389282+669282+6619134(Top 67%)7529(Top 62%)7529(Top 138%)
23M23.00 mi1.25 mi22848+2409178+1049178+10418206(Top 64%)7096(Top 58%)7096(Top 130%)
24M24.00 mi1.00 mi22731+1179137+419137+4120641(Top 73%)8422(Top 69%)8422(Top 154%)
40K24.85 mi0.85 mi22615+1169095+429095+4219601(Top 69%)7947(Top 65%)7947(Top 145%)
25.2M25.20 mi0.35 mi22589+269089+69089+619883(Top 70%)8111(Top 66%)8111(Top 148%)
Finish26.22 mi1.02 mi22464+1259039+509039+5018715(Top 66%)7450(Top 61%)7450(Top 136%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 85%
×21story building
+97ft-345ft

Overall

24102

Females

9726

F18-39

9726

5K→10K

3.1 - 6.2 mi

Top 87%
×5story building
+79ft-138ft

Overall

24660

Females

10049

F18-39

10049

10K→15K

6.2 - 9.3 mi

Top 85%
×3story building
+67ft-78ft

Overall

24102

Females

9726

F18-39

9726

15K→20K

9.3 - 12.4 mi

Top 82%
×5story building
+106ft-86ft

Overall

23330

Females

9322

F18-39

9322

20K→Half

12.4 - 13.1 mi

Top 83%
×2story building
+19ft-37ft

Overall

23443

Females

9395

F18-39

9395

Half→25K

13.1 - 15.5 mi

Top 83%
×4story building
+66ft-88ft

Overall

23445

Females

9448

F18-39

9448

25K→30K

15.5 - 18.6 mi

Top 78%
×9story building
+181ft-148ft

Overall

22196

Females

8873

F18-39

8873

30K→20M

18.6 - 20.0 mi

Top 72%
×5story building
+64ft-50ft

Overall

20466

Females

8062

F18-39

8062

20M→21M

20.0 - 21.0 mi

Top 69%
×8story building
+106ft-24ft

Overall

19625

Females

7702

F18-39

7702

21M→35K

21.0 - 21.8 mi

Top 67%
×7story building
+17ft-86ft

Overall

19134

Females

7529

F18-39

7529

35K→23M

21.8 - 23.0 mi

Top 64%
×5story building
+23ft-63ft

Overall

18206

Females

7096

F18-39

7096

23M→24M

23.0 - 24.0 mi

Top 73%
×6story building
+12ft-82ft

Overall

20641

Females

8422

F18-39

8422

24M→40K

24.0 - 24.9 mi

Top 69%
×1story
+6ft-20ft

Overall

19601

Females

7947

F18-39

7947

40K→25.2M

24.9 - 25.2 mi

Top 70%
×1story
+13ft-16ft

Overall

19883

Females

8111

F18-39

8111

25.2M→Finish

25.2 - 26.2 mi

Top 66%
×2story building
+22ft-21ft

Overall

18715

Females

7450

F18-39

7450

Passing Analysis

Category:
Athletes Passed
2628
Passed By
376
Net Change
+2252
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24716
5K → 10K205194+11#24716#24705
10K → 15K26246+216#24705#24489
15K → 20K32022+298#24489#24191
20K → Half4411+33#24191#24158
Half → 25K19150+141#24158#24017
25K → 30K37418+356#24017#23661
30K → 20M2293+226#23661#23435
20M → 21M2112+209#23435#23226
21M → 35K1391+138#23226#23088
35K → 23M2411+240#23088#22848
23M → 24M1269+117#22848#22731
24M → 40K1215+116#22731#22615
40K → 25.2M348+26#22615#22589
25.2M → Finish1316+125#22589#22464
TOTALS2628376+2252
📊

Passing Visuals

Category:
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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