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BOSTON MARATHON 2025

Marissa Wat

Bib: 17037•F

NV

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Top 49%
Masters (Masters Women)
#0 / 6759
Top 38%
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
22:35
Rank: #10069
Start → 5K
22:35 | 7:16/mi
10K· 6.21 mi
45:32
Rank: #10588 (-519)
5K → 10K
22:57 | 7:23/mi
15K· 9.32 mi
1:11:54
Rank: #13878 (-3290)
10K → 15K
26:22 | 8:29/mi
20K· 12.43 mi
1:39:38
Rank: #16076 (-2198)
15K → 20K
27:44 | 8:56/mi
Half· 13.11 mi
1:45:22
Rank: #16213 (-137)
20K → Half
5:44 | 8:24/mi
25K· 15.53 mi
2:07:47
Rank: #17118 (-905)
Half → 25K
22:25 | 9:15/mi
30K· 18.64 mi
2:35:56
Rank: #17237 (-119)
25K → 30K
28:09 | 9:04/mi
20M
2:48:14
Rank: #17208 (+29)
30K → 20M
12:18 | 9:03/mi
21M
2:58:22
Rank: #17319 (-111)
20M → 21M
10:08 | 10:08/mi
35K· 21.75 mi
3:05:17
Rank: #17397 (-78)
21M → 35K
6:55 | 9:15/mi
23M
3:16:17
Rank: #17253 (+144)
35K → 23M
11:00 | 8:47/mi
24M
3:25:28
Rank: #17297 (-44)
23M → 24M
9:11 | 9:11/mi
40K· 24.85 mi
3:33:17
Rank: #17280 (+17)
24M → 40K
7:49 | 9:09/mi
25.2M
3:36:26
Rank: #17203 (+77)
40K → 25.2M
3:09 | 9:08/mi
Finish· 26.22 mi
3:44:41
Rank: #17056 (+147)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:45:22
Pace8:02 /mi
2nd Half
Distance13.11 mi
Time1:59:19
Pace9:06 /mi
📊Positive Split: 13.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:5522:357:1622:35
7:16
-
10K
6.21 mi11:35:5245:327:2022:57
7:23
+0:07
15K
9.32 mi12:02:141:11:547:4326:22
8:29
+1:06
20K
12.43 mi12:29:581:39:388:0127:44
8:56
+0:27
Half
13.11 mi12:35:421:45:228:025:44
8:24
-0:32
25K
15.53 mi12:58:072:07:478:1422:25
9:15
+0:51
30K
18.64 mi13:26:162:35:568:2228:09
9:04
-0:11
20M
20.00 mi13:38:342:48:148:2512:18
9:03
-0:01
21M
21.00 mi13:48:422:58:228:3010:08
10:08
+1:05
35K
21.75 mi13:55:373:05:178:316:55
9:15
-0:53
23M
23.00 mi14:06:373:16:178:3211:00
8:47
-0:28
24M
24.00 mi14:15:483:25:288:349:11
9:11
+0:24
40K
24.85 mi14:23:373:33:178:357:49
9:09
-0:02
25.2M
25.20 mi14:26:463:36:268:353:09
9:08
-0:01
Finish
26.22 mi14:35:013:44:418:358:15
8:06
-1:02

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

7:16 /mi

Average Pace

8:35 /mi

Slowest Pace

10:08 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:25:53

38% of race

Time at Steady Pace

2:08:40

57% of race

Time at Slower Pace

10:08

5% of race

Average Pace: 8:34 /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 mi11:12:5522:357:1622:35
7:16
#10069
10K
6.21 mi11:35:5245:327:2022:57
7:23
#10588
15K
9.32 mi12:02:141:11:547:4326:22
8:29
#13878
20K
12.43 mi12:29:581:39:388:0127:44
8:56
#16076
Half
13.11 mi12:35:421:45:228:025:44
8:24
#16213
25K
15.53 mi12:58:072:07:478:1422:25
9:15
#17118
30K
18.64 mi13:26:162:35:568:2228:09
9:04
#17237
20M
20.00 mi13:38:342:48:148:2512:18
9:03
#17208
21M
21.00 mi13:48:422:58:228:3010:08
10:08
#17319
35K
21.75 mi13:55:373:05:178:316:55
9:15
#17397
23M
23.00 mi14:06:373:16:178:3211:00
8:47
#17253
24M
24.00 mi14:15:483:25:288:349:11
9:11
#17297
40K
24.85 mi14:23:373:33:178:357:49
9:09
#17280
25.2M
25.20 mi14:26:463:36:268:353:09
9:08
#17203
Finish
26.22 mi14:35:013:44:418:358:15
8:06
#17056
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi100691841184119245(Top 68%)7025(Top 57%)7025(Top 409%)
10K6.21 mi3.10 mi10588-5192103-2622103-26211111(Top 39%)2371(Top 19%)2371(Top 138%)
15K9.32 mi3.11 mi13878-32903897-17943897-179419245(Top 68%)7025(Top 57%)7025(Top 409%)
20K12.43 mi3.11 mi16076-21985199-13025199-130220606(Top 73%)7834(Top 64%)7834(Top 456%)
Half13.11 mi0.68 mi16213-1375283-845283-8418630(Top 66%)6689(Top 55%)6689(Top 389%)
25K15.53 mi2.42 mi17118-9055836-5535836-55320957(Top 74%)8075(Top 66%)8075(Top 470%)
30K18.64 mi3.11 mi17237-1195955-1195955-11917983(Top 63%)6564(Top 54%)6564(Top 382%)
20M20.00 mi1.36 mi17208+295972-175972-1717083(Top 60%)6185(Top 51%)6185(Top 360%)
21M21.00 mi1.00 mi17319-1116070-986070-9818808(Top 66%)7233(Top 59%)7233(Top 421%)
35K21.75 mi0.75 mi17397-786137-676137-6719359(Top 68%)7634(Top 62%)7634(Top 444%)
23M23.00 mi1.25 mi17253+1446085+526085+5215059(Top 53%)5371(Top 44%)5371(Top 313%)
24M24.00 mi1.00 mi17297-446136-516136-5118281(Top 64%)7183(Top 59%)7183(Top 418%)
40K24.85 mi0.85 mi17280+176146-106146-1017102(Top 60%)6633(Top 54%)6633(Top 386%)
25.2M25.20 mi0.35 mi17203+776114+326114+3212678(Top 45%)4357(Top 36%)4357(Top 254%)
Finish26.22 mi1.02 mi17056+1476051+636051+6313602(Top 48%)4760(Top 39%)4760(Top 277%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 68%
×21stories
+97ft-345ft

Overall

19245

Females

7025

F40-44

7025

5K→10K

3.1 - 6.2 mi

Top 39%
×5stories
+79ft-138ft

Overall

11111

Females

2371

F40-44

2371

10K→15K

6.2 - 9.3 mi

Top 68%
×3stories
+67ft-78ft

Overall

19245

Females

7025

F40-44

7025

15K→20K

9.3 - 12.4 mi

Top 73%
×5stories
+106ft-86ft

Overall

20606

Females

7834

F40-44

7834

20K→Half

12.4 - 13.1 mi

Top 66%
×2stories
+19ft-37ft

Overall

18630

Females

6689

F40-44

6689

Half→25K

13.1 - 15.5 mi

Top 74%
×4stories
+66ft-88ft

Overall

20957

Females

8075

F40-44

8075

25K→30K

15.5 - 18.6 mi

Top 63%
×9stories
+181ft-148ft

Overall

17983

Females

6564

F40-44

6564

30K→20M

18.6 - 20.0 mi

Top 60%
×5stories
+64ft-50ft

Overall

17083

Females

6185

F40-44

6185

20M→21M

20.0 - 21.0 mi

Top 66%
×8stories
+106ft-24ft

Overall

18808

Females

7233

F40-44

7233

21M→35K

21.0 - 21.8 mi

Top 68%
×7stories
+17ft-86ft

Overall

19359

Females

7634

F40-44

7634

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

15059

Females

5371

F40-44

5371

23M→24M

23.0 - 24.0 mi

Top 64%
×6stories
+12ft-82ft

Overall

18281

Females

7183

F40-44

7183

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17102

Females

6633

F40-44

6633

40K→25.2M

24.9 - 25.2 mi

Top 45%
×1story
+13ft-16ft

Overall

12678

Females

4357

F40-44

4357

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13602

Females

4760

F40-44

4760

Passing Analysis

Category:
Athletes Passed
1140
Passed By
8126
Net Change
-6987
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10069
5K → 10K93611-519#10069#10588
10K → 15K53295-3290#10588#13878
15K → 20K132211-2198#13878#16076
20K → Half6143-137#16076#16213
Half → 25K27932-905#16213#17118
25K → 30K189308-119#17118#17237
30K → 20M12192+29#17237#17208
20M → 21M72183-111#17208#17319
21M → 35K40118-78#17319#17397
35K → 23M18743+144#17397#17253
23M → 24M71115-44#17253#17297
24M → 40K7356+17#17297#17280
40K → 25.2M825+77#17280#17203
25.2M → Finish16114+147#17203#17056
TOTALS11408126-6987
📊

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