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BOSTON MARATHON 2025

Sylvie Chausse

Bib: 24040•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 28404
Gender (Female)
#0 / 12228
Masters (Masters Women)
#0 / 6759
Top 40%
Division (F55-59)
#0 / 994
Top 20%
Race Day Weather
50°/40°F
broken clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
26:18
Rank: #19680
Start → 5K
26:18 | 8:28/mi
10K· 6.21 mi
52:33
Rank: #19576 (+104)
5K → 10K
26:15 | 8:27/mi
15K· 9.32 mi
1:18:49
Rank: #19398 (+178)
10K → 15K
26:16 | 8:27/mi
20K· 12.43 mi
1:45:26
Rank: #19174 (+224)
15K → 20K
26:37 | 8:34/mi
Half· 13.11 mi
1:51:08
Rank: #19113 (+61)
20K → Half
5:42 | 8:21/mi
25K· 15.53 mi
2:12:20
Rank: #19026 (+87)
Half → 25K
21:12 | 8:45/mi
30K· 18.64 mi
2:40:05
Rank: #18685 (+341)
25K → 30K
27:45 | 8:56/mi
20M
2:51:55
Rank: #18409 (+276)
30K → 20M
11:50 | 8:42/mi
21M
3:01:17
Rank: #18206 (+203)
20M → 21M
9:22 | 9:22/mi
35K· 21.75 mi
3:07:41
Rank: #18110 (+96)
21M → 35K
6:24 | 8:33/mi
23M
3:18:23
Rank: #17825 (+285)
35K → 23M
10:42 | 8:33/mi
24M
3:26:38
Rank: #17602 (+223)
23M → 24M
8:15 | 8:15/mi
40K· 24.85 mi
3:34:01
Rank: #17473 (+129)
24M → 40K
7:23 | 8:38/mi
25.2M
3:37:28
Rank: #17467 (+6)
40K → 25.2M
3:27 | 10:00/mi
Finish· 26.22 mi
3:45:43
Rank: #17314 (+153)
25.2M → Finish
8:15 | 8:06/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:51:08
Pace8:29 /mi
2nd Half
Distance13.11 mi
Time1:54:35
Pace8:44 /mi
📊Positive Split: 3.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:27:4726:188:2826:18
8:28
-
10K
6.21 mi11:54:0252:338:2726:15
8:27
-0:01
15K
9.32 mi12:20:181:18:498:2726:16
8:27
0:00
20K
12.43 mi12:46:551:45:268:2926:37
8:34
+0:07
Half
13.11 mi12:52:371:51:088:295:42
8:21
-0:13
25K
15.53 mi13:13:492:12:208:3121:12
8:45
+0:24
30K
18.64 mi13:41:342:40:058:3527:45
8:56
+0:11
20M
20.00 mi13:53:242:51:558:3611:50
8:42
-0:14
21M
21.00 mi14:02:463:01:178:389:22
9:22
+0:40
35K
21.75 mi14:09:103:07:418:386:24
8:33
-0:49
23M
23.00 mi14:19:523:18:238:3810:42
8:33
0:00
24M
24.00 mi14:28:073:26:388:378:15
8:15
-0:18
40K
24.85 mi14:35:303:34:018:377:23
8:38
+0:23
25.2M
25.20 mi14:38:573:37:288:383:27
10:00
+1:22
Finish
26.22 mi14:47:123:45:438:378:15
8:06
-1:54

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

8:06 /mi

Average Pace

8:37 /mi

Slowest Pace

10:00 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

16:30

7% of race

Time at Steady Pace

2:48:39

75% of race

Time at Slower Pace

40:34

18% of race

Average Pace: 8:37 /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 mi11:27:4726:188:2826:18
8:28
#19680
10K
6.21 mi11:54:0252:338:2726:15
8:27
#19576
15K
9.32 mi12:20:181:18:498:2726:16
8:27
#19398
20K
12.43 mi12:46:551:45:268:2926:37
8:34
#19174
Half
13.11 mi12:52:371:51:088:295:42
8:21
#19113
25K
15.53 mi13:13:492:12:208:3121:12
8:45
#19026
30K
18.64 mi13:41:342:40:058:3527:45
8:56
#18685
20M
20.00 mi13:53:242:51:558:3611:50
8:42
#18409
21M
21.00 mi14:02:463:01:178:389:22
9:22
#18206
35K
21.75 mi14:09:103:07:418:386:24
8:33
#18110
23M
23.00 mi14:19:523:18:238:3810:42
8:33
#17825
24M
24.00 mi14:28:073:26:388:378:15
8:15
#17602
40K
24.85 mi14:35:303:34:018:377:23
8:38
#17473
25.2M
25.20 mi14:38:573:37:288:383:27
10:00
#17467
Finish
26.22 mi14:47:123:45:438:378:15
8:06
#17314
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF55-59Seg. OverallSeg. FemalesSeg. F55-59
5K3.11 mi3.11 mi196807310731019060(Top 67%)6931(Top 57%)6931(Top 697%)
10K6.21 mi3.10 mi19576+1047227+837227+8319507(Top 69%)7175(Top 59%)7175(Top 722%)
15K9.32 mi3.11 mi19398+1787122+1057122+10519060(Top 67%)6931(Top 57%)6931(Top 697%)
20K12.43 mi3.11 mi19174+2247003+1197003+11918645(Top 66%)6711(Top 55%)6711(Top 675%)
Half13.11 mi0.68 mi19113+616971+326971+3218335(Top 65%)6512(Top 53%)6512(Top 655%)
25K15.53 mi2.42 mi19026+876931+406931+4018644(Top 66%)6777(Top 55%)6777(Top 682%)
30K18.64 mi3.11 mi18685+3416763+1686763+16817327(Top 61%)6204(Top 51%)6204(Top 624%)
20M20.00 mi1.36 mi18409+2766646+1176646+11715156(Top 53%)5136(Top 42%)5136(Top 517%)
21M21.00 mi1.00 mi18206+2036554+926554+9215500(Top 55%)5458(Top 45%)5458(Top 549%)
35K21.75 mi0.75 mi18110+966515+396515+3915845(Top 56%)5702(Top 47%)5702(Top 574%)
23M23.00 mi1.25 mi17825+2856395+1206395+12013630(Top 48%)4614(Top 38%)4614(Top 464%)
24M24.00 mi1.00 mi17602+2236308+876308+8712965(Top 46%)4315(Top 35%)4315(Top 434%)
40K24.85 mi0.85 mi17473+1296263+456263+4514320(Top 50%)5149(Top 42%)5149(Top 518%)
25.2M25.20 mi0.35 mi17467+66268-56268-517099(Top 60%)6637(Top 54%)6637(Top 668%)
Finish26.22 mi1.02 mi17314+1536197+716197+7113605(Top 48%)4763(Top 39%)4763(Top 479%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

19060

Females

6931

F55-59

6931

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

19507

Females

7175

F55-59

7175

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

19060

Females

6931

F55-59

6931

15K→20K

9.3 - 12.4 mi

Top 66%
×5stories
+106ft-86ft

Overall

18645

Females

6711

F55-59

6711

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

18335

Females

6512

F55-59

6512

Half→25K

13.1 - 15.5 mi

Top 66%
×4stories
+66ft-88ft

Overall

18644

Females

6777

F55-59

6777

25K→30K

15.5 - 18.6 mi

Top 61%
×9stories
+181ft-148ft

Overall

17327

Females

6204

F55-59

6204

30K→20M

18.6 - 20.0 mi

Top 53%
×5stories
+64ft-50ft

Overall

15156

Females

5136

F55-59

5136

20M→21M

20.0 - 21.0 mi

Top 55%
×8stories
+106ft-24ft

Overall

15500

Females

5458

F55-59

5458

21M→35K

21.0 - 21.8 mi

Top 56%
×7stories
+17ft-86ft

Overall

15845

Females

5702

F55-59

5702

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

13630

Females

4614

F55-59

4614

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12965

Females

4315

F55-59

4315

24M→40K

24.0 - 24.9 mi

Top 50%
×1story
+6ft-20ft

Overall

14320

Females

5149

F55-59

5149

40K→25.2M

24.9 - 25.2 mi

Top 60%
×1story
+13ft-16ft

Overall

17099

Females

6637

F55-59

6637

25.2M→Finish

25.2 - 26.2 mi

Top 48%
×2stories
+22ft-21ft

Overall

13605

Females

4763

F55-59

4763

Passing Analysis

Category:
Athletes Passed
3064
Passed By
698
Net Change
+2366
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19680
5K → 10K309205+104#19680#19576
10K → 15K288110+178#19576#19398
15K → 20K30480+224#19398#19174
20K → Half7514+61#19174#19113
Half → 25K207120+87#19113#19026
25K → 30K41675+341#19026#18685
30K → 20M2848+276#18685#18409
20M → 21M21916+203#18409#18206
21M → 35K10812+96#18206#18110
35K → 23M2938+285#18110#17825
23M → 24M2318+223#17825#17602
24M → 40K14011+129#17602#17473
40K → 25.2M2822+6#17473#17467
25.2M → Finish1629+153#17467#17314
TOTALS3064698+2366
📊

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