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BOSTON MARATHON 2025

Maria Sabourin

Bib: 19617•F

WI

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
24:34
Rank: #15790
Start → 5K
24:34 | 7:54/mi
10K· 6.21 mi
49:35
Rank: #16351 (-561)
5K → 10K
25:01 | 8:03/mi
15K· 9.32 mi
1:15:23
Rank: #16993 (-642)
10K → 15K
25:48 | 8:18/mi
20K· 12.43 mi
1:42:13
Rank: #17524 (-531)
15K → 20K
26:50 | 8:38/mi
Half· 13.11 mi
1:48:02
Rank: #17614 (-90)
20K → Half
5:49 | 8:32/mi
25K· 15.53 mi
2:09:25
Rank: #17788 (-174)
Half → 25K
21:23 | 8:49/mi
30K· 18.64 mi
2:38:37
Rank: #18186 (-398)
25K → 30K
29:12 | 9:24/mi
20M
2:51:37
Rank: #18314 (-128)
30K → 20M
13:00 | 9:34/mi
21M
3:01:41
Rank: #18314
20M → 21M
10:04 | 10:04/mi
35K· 21.75 mi
3:08:21
Rank: #18285 (+29)
21M → 35K
6:40 | 8:55/mi
23M
3:19:57
Rank: #18255 (+30)
35K → 23M
11:36 | 9:16/mi
24M
3:29:03
Rank: #18218 (+37)
23M → 24M
9:06 | 9:06/mi
40K· 24.85 mi
3:36:52
Rank: #18162 (+56)
24M → 40K
7:49 | 9:09/mi
25.2M
3:40:10
Rank: #18115 (+47)
40K → 25.2M
3:18 | 9:34/mi
Finish· 26.22 mi
3:48:52
Rank: #18058 (+57)
25.2M → Finish
8:42 | 8:32/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:48:02
Pace8:14 /mi
2nd Half
Distance13.11 mi
Time2:00:50
Pace9:13 /mi
📊Positive Split: 11.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:16:3824:347:5424:34
7:54
-
10K
6.21 mi11:41:3949:357:5925:01
8:03
+0:09
15K
9.32 mi12:07:271:15:238:0525:48
8:18
+0:15
20K
12.43 mi12:34:171:42:138:1426:50
8:38
+0:20
Half
13.11 mi12:40:061:48:028:145:49
8:32
-0:06
25K
15.53 mi13:01:292:09:258:2021:23
8:49
+0:17
30K
18.64 mi13:30:412:38:378:3129:12
9:24
+0:35
20M
20.00 mi13:43:412:51:378:3513:00
9:34
+0:10
21M
21.00 mi13:53:453:01:418:3910:04
10:04
+0:30
35K
21.75 mi14:00:253:08:218:406:40
8:55
-1:09
23M
23.00 mi14:12:013:19:578:4211:36
9:16
+0:21
24M
24.00 mi14:21:073:29:038:439:06
9:06
-0:10
40K
24.85 mi14:28:563:36:528:447:49
9:09
+0:03
25.2M
25.20 mi14:32:143:40:108:443:18
9:34
+0:25
Finish
26.22 mi14:40:563:48:528:448:42
8:32
-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

7:54 /mi

Average Pace

8:44 /mi

Slowest Pace

10:04 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:29:54

39% of race

Time at Steady Pace

1:11:48

31% of race

Time at Slower Pace

1:07:10

29% of race

Average Pace: 8:44 /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 mi11:16:3824:347:5424:34
7:54
#15790
10K
6.21 mi11:41:3949:357:5925:01
8:03
#16351
15K
9.32 mi12:07:271:15:238:0525:48
8:18
#16993
20K
12.43 mi12:34:171:42:138:1426:50
8:38
#17524
Half
13.11 mi12:40:061:48:028:145:49
8:32
#17614
25K
15.53 mi13:01:292:09:258:2021:23
8:49
#17788
30K
18.64 mi13:30:412:38:378:3129:12
9:24
#18186
20M
20.00 mi13:43:412:51:378:3513:00
9:34
#18314
21M
21.00 mi13:53:453:01:418:3910:04
10:04
#18314
35K
21.75 mi14:00:253:08:218:406:40
8:55
#18285
23M
23.00 mi14:12:013:19:578:4211:36
9:16
#18255
24M
24.00 mi14:21:073:29:038:439:06
9:06
#18218
40K
24.85 mi14:28:563:36:528:447:49
9:09
#18162
25.2M
25.20 mi14:32:143:40:108:443:18
9:34
#18115
Finish
26.22 mi14:40:563:48:528:448:42
8:32
#18058
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi157905019501918097(Top 64%)6379(Top 52%)6379(Top 117%)
10K6.21 mi3.10 mi16351-5615350-3315350-33116873(Top 59%)5632(Top 46%)5632(Top 103%)
15K9.32 mi3.11 mi16993-6425710-3605710-36018097(Top 64%)6379(Top 52%)6379(Top 117%)
20K12.43 mi3.11 mi17524-5316048-3386048-33819066(Top 67%)6952(Top 57%)6952(Top 127%)
Half13.11 mi0.68 mi17614-906105-576105-5719394(Top 68%)7115(Top 58%)7115(Top 130%)
25K15.53 mi2.42 mi17788-1746229-1246229-12419032(Top 67%)6990(Top 57%)6990(Top 128%)
30K18.64 mi3.11 mi18186-3986497-2686497-26819530(Top 69%)7408(Top 61%)7408(Top 135%)
20M20.00 mi1.36 mi18314-1286591-946591-9419479(Top 69%)7507(Top 61%)7507(Top 137%)
21M21.00 mi1.00 mi183146616-256616-2518567(Top 65%)7092(Top 58%)7092(Top 130%)
35K21.75 mi0.75 mi18285+296618-26618-217830(Top 63%)6806(Top 56%)6806(Top 124%)
23M23.00 mi1.25 mi18255+306631-136631-1317638(Top 62%)6810(Top 56%)6810(Top 125%)
24M24.00 mi1.00 mi18218+376636-56636-517900(Top 63%)6977(Top 57%)6977(Top 128%)
40K24.85 mi0.85 mi18162+566633+36633+317108(Top 60%)6639(Top 54%)6639(Top 121%)
25.2M25.20 mi0.35 mi18115+476618+156618+1515036(Top 53%)5583(Top 46%)5583(Top 102%)
Finish26.22 mi1.02 mi18058+576603+156603+1516492(Top 58%)6302(Top 52%)6302(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 64%
×21stories
+97ft-345ft

Overall

18097

Females

6379

F18-39

6379

5K→10K

3.1 - 6.2 mi

Top 59%
×5stories
+79ft-138ft

Overall

16873

Females

5632

F18-39

5632

10K→15K

6.2 - 9.3 mi

Top 64%
×3stories
+67ft-78ft

Overall

18097

Females

6379

F18-39

6379

15K→20K

9.3 - 12.4 mi

Top 67%
×5stories
+106ft-86ft

Overall

19066

Females

6952

F18-39

6952

20K→Half

12.4 - 13.1 mi

Top 68%
×2stories
+19ft-37ft

Overall

19394

Females

7115

F18-39

7115

Half→25K

13.1 - 15.5 mi

Top 67%
×4stories
+66ft-88ft

Overall

19032

Females

6990

F18-39

6990

25K→30K

15.5 - 18.6 mi

Top 69%
×9stories
+181ft-148ft

Overall

19530

Females

7408

F18-39

7408

30K→20M

18.6 - 20.0 mi

Top 69%
×5stories
+64ft-50ft

Overall

19479

Females

7507

F18-39

7507

20M→21M

20.0 - 21.0 mi

Top 65%
×8stories
+106ft-24ft

Overall

18567

Females

7092

F18-39

7092

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

17830

Females

6806

F18-39

6806

35K→23M

21.8 - 23.0 mi

Top 62%
×5stories
+23ft-63ft

Overall

17638

Females

6810

F18-39

6810

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

17900

Females

6977

F18-39

6977

24M→40K

24.0 - 24.9 mi

Top 60%
×1story
+6ft-20ft

Overall

17108

Females

6639

F18-39

6639

40K→25.2M

24.9 - 25.2 mi

Top 53%
×1story
+13ft-16ft

Overall

15036

Females

5583

F18-39

5583

25.2M→Finish

25.2 - 26.2 mi

Top 58%
×2stories
+22ft-21ft

Overall

16492

Females

6302

F18-39

6302

Passing Analysis

Category:
Athletes Passed
1250
Passed By
3518
Net Change
-2268
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15790
5K → 10K136697-561#15790#16351
10K → 15K77719-642#16351#16993
15K → 20K81612-531#16993#17524
20K → Half14104-90#17524#17614
Half → 25K114288-174#17614#17788
25K → 30K128526-398#17788#18186
30K → 20M79207-128#18186#18314
20M → 21M1001000#18314#18314
21M → 35K7142+29#18314#18285
35K → 23M11787+30#18285#18255
23M → 24M9255+37#18255#18218
24M → 40K9337+56#18218#18162
40K → 25.2M5710+47#18162#18115
25.2M → Finish9134+57#18115#18058
TOTALS12503518-2268
📊

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