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BOSTON MARATHON 2025

Susan Boutin

Bib: 31919•F

NH

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Division (F55-59)
#0 / 994
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
10:46/mi
33:26
↑ 97↓ 3451.5%
10K· 6.21 mi
11:09/mi
1:08:06
↑ 79↓ 1380.4%
15K· 9.32 mi
12:47/mi
1:47:48
↑ 67↓ 78
20K· 12.43 mi
12:47/mi
2:27:32
↑ 106↓ 860.1%
Half· 13.11 mi
12:30/mi
2:36:04
↑ 19↓ 370.5%
25K· 15.53 mi
14:21/mi
3:10:51
↑ 66↓ 880.2%
30K· 18.64 mi
15:03/mi
3:57:37
↑ 181↓ 1480.2%
20M
14:05/mi
4:16:45
↑ 64↓ 500.2%
21M
16:01/mi
4:32:46
↑ 106↓ 241.6%
35K· 21.75 mi
13:54/mi
4:43:10
↑ 17↓ 861.7%
23M
14:55/mi
5:01:50
↑ 23↓ 630.6%
24M
14:42/mi
5:16:32
↓ 821.3%
40K· 24.85 mi
15:47/mi
5:30:02
↓ 200.3%
25.2M
16:40/mi
5:35:47
↑ 13↓ 160.2%
Finish· 26.22 mi
12:46/mi
5:48:48
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:36:04
Pace11:54 /mi
2nd Half
Distance13.11 mi
Time3:12:44
Pace14:42 /mi
📊Positive Split: 23.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:57:2833:2610:4633:26
10:46
-
10K
6.21 mi12:32:081:08:0610:5834:40
11:09
+0:23
15K
9.32 mi13:11:501:47:4811:3439:42
12:47
+1:38
20K
12.43 mi13:51:342:27:3211:5239:44
12:47
0:00
Half
13.11 mi14:00:062:36:0411:548:32
12:30
-0:17
25K
15.53 mi14:34:533:10:5112:1734:47
14:21
+1:51
30K
18.64 mi15:21:393:57:3712:4546:46
15:03
+0:42
20M
20.00 mi15:40:474:16:4512:5019:08
14:05
-0:58
21M
21.00 mi15:56:484:32:4612:5916:01
16:01
+1:56
35K
21.75 mi16:07:124:43:1013:0110:24
13:54
-2:07
23M
23.00 mi16:25:525:01:5013:0718:40
14:55
+1:01
24M
24.00 mi16:40:345:16:3213:1114:42
14:42
-0:13
40K
24.85 mi16:54:045:30:0213:1713:30
15:47
+1:05
25.2M
25.20 mi16:59:495:35:4713:195:45
16:40
+0:53
Finish
26.22 mi17:12:505:48:4813:1913:01
12:46
-3:54

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

10:46 /mi

Average Pace

13:19 /mi

Slowest Pace

16:40 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:49:05

48% of race

Time at Steady Pace

1:37:41

28% of race

Time at Slower Pace

1:22:02

24% of race

Average Pace: 13:18 /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 mi11:57:2833:2610:4633:26
10:46
#27227
10K
6.21 mi12:32:081:08:0610:5834:40
11:09
#27259
15K
9.32 mi13:11:501:47:4811:3439:42
12:47
#27697
20K
12.43 mi13:51:342:27:3211:5239:44
12:47
#27720
Half
13.11 mi14:00:062:36:0411:548:32
12:30
#27733
25K
15.53 mi14:34:533:10:5112:1734:47
14:21
#27817
30K
18.64 mi15:21:393:57:3712:4546:46
15:03
#27902
20M
20.00 mi15:40:474:16:4512:5019:08
14:05
#27885
21M
21.00 mi15:56:484:32:4612:5916:01
16:01
#27900
35K
21.75 mi16:07:124:43:1013:0110:24
13:54
#27904
23M
23.00 mi16:25:525:01:5013:0718:40
14:55
#27923
24M
24.00 mi16:40:345:16:3213:1114:42
14:42
#27950
40K
24.85 mi16:54:045:30:0213:1713:30
15:47
#27984
25.2M
25.20 mi16:59:495:35:4713:195:45
16:40
#27993
Finish
26.22 mi17:12:505:48:4813:1913:01
12:46
#27974
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi27227114641146428081(Top 99%)12029(Top 98%)12029(Top 1210%)
10K6.21 mi3.10 mi27259-3211510-4611510-4627254(Top 96%)11517(Top 94%)11517(Top 1159%)
15K9.32 mi3.11 mi27697-43811780-27011780-27028081(Top 99%)12029(Top 98%)12029(Top 1210%)
20K12.43 mi3.11 mi27720-2311812-3211812-3227703(Top 98%)11817(Top 97%)11817(Top 1189%)
Half13.11 mi0.68 mi27733-1311818-611818-627767(Top 98%)11868(Top 97%)11868(Top 1194%)
25K15.53 mi2.42 mi27817-8411866-4811866-4828046(Top 99%)12040(Top 98%)12040(Top 1211%)
30K18.64 mi3.11 mi27902-8511926-6011926-6028048(Top 99%)12078(Top 99%)12078(Top 1215%)
20M20.00 mi1.36 mi27885+1711927-111927-127350(Top 96%)11738(Top 96%)11738(Top 1181%)
21M21.00 mi1.00 mi27900-1511942-1511942-1527814(Top 98%)11965(Top 98%)11965(Top 1204%)
35K21.75 mi0.75 mi27904-4119421194227623(Top 97%)11920(Top 97%)11920(Top 1199%)
23M23.00 mi1.25 mi27923-1911963-2111963-2127874(Top 98%)12038(Top 98%)12038(Top 1211%)
24M24.00 mi1.00 mi27950-2711978-1511978-1527951(Top 98%)12081(Top 99%)12081(Top 1215%)
40K24.85 mi0.85 mi27984-3412003-2512003-2528042(Top 99%)12119(Top 99%)12119(Top 1219%)
25.2M25.20 mi0.35 mi27993-912010-712010-727969(Top 98%)12096(Top 99%)12096(Top 1217%)
Finish26.22 mi1.02 mi27974+1912003+712003+727474(Top 97%)11860(Top 97%)11860(Top 1193%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 99%
×21story building
+97ft-345ft

Overall

28081

Females

12029

F55-59

12029

5K→10K

3.1 - 6.2 mi

Top 96%
×5story building
+79ft-138ft

Overall

27254

Females

11517

F55-59

11517

10K→15K

6.2 - 9.3 mi

Top 99%
×3story building
+67ft-78ft

Overall

28081

Females

12029

F55-59

12029

15K→20K

9.3 - 12.4 mi

Top 98%
×5story building
+106ft-86ft

Overall

27703

Females

11817

F55-59

11817

20K→Half

12.4 - 13.1 mi

Top 98%
×2story building
+19ft-37ft

Overall

27767

Females

11868

F55-59

11868

Half→25K

13.1 - 15.5 mi

Top 99%
×4story building
+66ft-88ft

Overall

28046

Females

12040

F55-59

12040

25K→30K

15.5 - 18.6 mi

Top 99%
×9story building
+181ft-148ft

Overall

28048

Females

12078

F55-59

12078

30K→20M

18.6 - 20.0 mi

Top 96%
×5story building
+64ft-50ft

Overall

27350

Females

11738

F55-59

11738

20M→21M

20.0 - 21.0 mi

Top 98%
×8story building
+106ft-24ft

Overall

27814

Females

11965

F55-59

11965

21M→35K

21.0 - 21.8 mi

Top 97%
×7story building
+17ft-86ft

Overall

27623

Females

11920

F55-59

11920

35K→23M

21.8 - 23.0 mi

Top 98%
×5story building
+23ft-63ft

Overall

27874

Females

12038

F55-59

12038

23M→24M

23.0 - 24.0 mi

Top 98%
×6story building
+12ft-82ft

Overall

27951

Females

12081

F55-59

12081

24M→40K

24.0 - 24.9 mi

Top 99%
×1story
+6ft-20ft

Overall

28042

Females

12119

F55-59

12119

40K→25.2M

24.9 - 25.2 mi

Top 98%
×1story
+13ft-16ft

Overall

27969

Females

12096

F55-59

12096

25.2M→Finish

25.2 - 26.2 mi

Top 97%
×2story building
+22ft-21ft

Overall

27474

Females

11860

F55-59

11860

Passing Analysis

Category:
Athletes Passed
376
Passed By
1123
Net Change
-747
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#27227
5K → 10K133165-32#27227#27259
10K → 15K14452-438#27259#27697
15K → 20K5679-23#27697#27720
20K → Half922-13#27720#27733
Half → 25K25109-84#27733#27817
25K → 30K30115-85#27817#27902
30K → 20M3114+17#27902#27885
20M → 21M1227-15#27885#27900
21M → 35K1519-4#27900#27904
35K → 23M1332-19#27904#27923
23M → 24M936-27#27923#27950
24M → 40K337-34#27950#27984
40K → 25.2M110-9#27984#27993
25.2M → Finish256+19#27993#27974
TOTALS3761123-747
📊

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