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BOSTON MARATHON 2023

Sylvie Derrien

Bib: 24207•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Masters (Masters Women)
#0 / 6539
Division (F60-64)
#0 / 527
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:31
Rank: #21157
Start → 5K
28:31 | 9:11/mi
10K· 6.21 mi
57:43
Rank: #21695 (-538)
5K → 10K
29:12 | 9:24/mi
15K· 9.32 mi
1:27:54
Rank: #22083 (-388)
10K → 15K
30:11 | 9:43/mi
20K· 12.43 mi
1:58:08
Rank: #22121 (-38)
15K → 20K
30:14 | 9:44/mi
Half· 13.11 mi
2:04:47
Rank: #22171 (-50)
20K → Half
6:39 | 9:45/mi
25K· 15.53 mi
2:28:20
Rank: #22027 (+144)
Half → 25K
23:33 | 9:43/mi
30K· 18.64 mi
2:59:37
Rank: #21868 (+159)
25K → 30K
31:17 | 10:04/mi
20M
3:13:22
Rank: #21782 (+86)
30K → 20M
13:45 | 10:07/mi
21M
3:23:57
Rank: #21696 (+86)
20M → 21M
10:35 | 10:35/mi
35K· 21.75 mi
3:30:53
Rank: #21595 (+101)
21M → 35K
6:56 | 9:16/mi
23M
3:43:13
Rank: #21462 (+133)
35K → 23M
12:20 | 9:51/mi
24M
3:52:46
Rank: #21365 (+97)
23M → 24M
9:33 | 9:33/mi
40K· 24.85 mi
4:01:14
Rank: #21297 (+68)
24M → 40K
8:28 | 9:54/mi
25.2M
4:04:52
Rank: #21258 (+39)
40K → 25.2M
3:38 | 10:32/mi
Finish· 26.22 mi
4:14:39
Rank: #21223 (+35)
25.2M → Finish
9:47 | 9:36/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:04:47
Pace9:31 /mi
2nd Half
Distance13.11 mi
Time2:09:52
Pace9:54 /mi
📊Positive Split: 4.1% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:4428:319:1128:31
9:11
-
10K
6.21 mi12:12:5657:439:1729:12
9:24
+0:13
15K
9.32 mi12:43:071:27:549:2630:11
9:43
+0:19
20K
12.43 mi13:13:211:58:089:3030:14
9:44
+0:01
Half
13.11 mi13:20:002:04:479:316:39
9:45
+0:01
25K
15.53 mi13:43:332:28:209:3323:33
9:43
-0:02
30K
18.64 mi14:14:502:59:379:3831:17
10:04
+0:21
20M
20.00 mi14:28:353:13:229:4013:45
10:07
+0:03
21M
21.00 mi14:39:103:23:579:4310:35
10:35
+0:28
35K
21.75 mi14:46:063:30:539:426:56
9:16
-1:19
23M
23.00 mi14:58:263:43:139:4212:20
9:51
+0:35
24M
24.00 mi15:07:593:52:469:429:33
9:33
-0:18
40K
24.85 mi15:16:274:01:149:428:28
9:54
+0:21
25.2M
25.20 mi15:20:054:04:529:433:38
10:32
+0:38
Finish
26.22 mi15:29:524:14:399:439:47
9:36
-0:56

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

9:11 /mi

Average Pace

9:43 /mi

Slowest Pace

10:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:46:41

89% of race

Time at Steady Pace

27:58

11% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 9:43 /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 mi11:43:4428:319:1128:31
9:11
#21157
10K
6.21 mi12:12:5657:439:1729:12
9:24
#21695
15K
9.32 mi12:43:071:27:549:2630:11
9:43
#22083
20K
12.43 mi13:13:211:58:089:3030:14
9:44
#22121
Half
13.11 mi13:20:002:04:479:316:39
9:45
#22171
25K
15.53 mi13:43:332:28:209:3323:33
9:43
#22027
30K
18.64 mi14:14:502:59:379:3831:17
10:04
#21868
20M
20.00 mi14:28:353:13:229:4013:45
10:07
#21782
21M
21.00 mi14:39:103:23:579:4310:35
10:35
#21696
35K
21.75 mi14:46:063:30:539:426:56
9:16
#21595
23M
23.00 mi14:58:263:43:139:4212:20
9:51
#21462
24M
24.00 mi15:07:593:52:469:429:33
9:33
#21365
40K
24.85 mi15:16:274:01:149:428:28
9:54
#21297
25.2M
25.20 mi15:20:054:04:529:433:38
10:32
#21258
Finish
26.22 mi15:29:524:14:399:439:47
9:36
#21223
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF60-64Seg. OverallSeg. FemalesSeg. F60-64
5K3.11 mi3.11 mi211578454845422848(Top 86%)9255(Top 81%)9255(Top 1756%)
10K6.21 mi3.10 mi21695-5388685-2318685-23122214(Top 83%)8931(Top 78%)8931(Top 1695%)
15K9.32 mi3.11 mi22083-3888884-1998884-19922848(Top 86%)9255(Top 81%)9255(Top 1756%)
20K12.43 mi3.11 mi22121-388895-118895-1122247(Top 84%)8930(Top 78%)8930(Top 1694%)
Half13.11 mi0.68 mi22171-508922-278922-2722755(Top 85%)9210(Top 81%)9210(Top 1748%)
25K15.53 mi2.42 mi22027+1448841+818841+8121511(Top 81%)8563(Top 75%)8563(Top 1625%)
30K18.64 mi3.11 mi21868+1598756+858756+8521217(Top 80%)8472(Top 74%)8472(Top 1608%)
20M20.00 mi1.36 mi21782+868726+308726+3020802(Top 78%)8300(Top 73%)8300(Top 1575%)
21M21.00 mi1.00 mi21696+868681+458681+4519868(Top 75%)7858(Top 69%)7858(Top 1491%)
35K21.75 mi0.75 mi21595+1018635+468635+4619064(Top 72%)7434(Top 65%)7434(Top 1411%)
23M23.00 mi1.25 mi21462+1338580+558580+5519583(Top 74%)7735(Top 68%)7735(Top 1468%)
24M24.00 mi1.00 mi21365+978541+398541+3919414(Top 73%)7677(Top 67%)7677(Top 1457%)
40K24.85 mi0.85 mi21297+688515+268515+2619724(Top 74%)7910(Top 69%)7910(Top 1501%)
25.2M25.20 mi0.35 mi21258+398495+208495+2019271(Top 72%)7666(Top 67%)7666(Top 1455%)
Finish26.22 mi1.02 mi21223+358485+108485+1020493(Top 77%)8290(Top 73%)8290(Top 1573%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 86%
×21stories
+97ft-345ft

Overall

22848

Females

9255

F60-64

9255

5K→10K

3.1 - 6.2 mi

Top 83%
×5stories
+79ft-138ft

Overall

22214

Females

8931

F60-64

8931

10K→15K

6.2 - 9.3 mi

Top 86%
×3stories
+67ft-78ft

Overall

22848

Females

9255

F60-64

9255

15K→20K

9.3 - 12.4 mi

Top 84%
×5stories
+106ft-86ft

Overall

22247

Females

8930

F60-64

8930

20K→Half

12.4 - 13.1 mi

Top 85%
×2stories
+19ft-37ft

Overall

22755

Females

9210

F60-64

9210

Half→25K

13.1 - 15.5 mi

Top 81%
×4stories
+66ft-88ft

Overall

21511

Females

8563

F60-64

8563

25K→30K

15.5 - 18.6 mi

Top 80%
×9stories
+181ft-148ft

Overall

21217

Females

8472

F60-64

8472

30K→20M

18.6 - 20.0 mi

Top 78%
×5stories
+64ft-50ft

Overall

20802

Females

8300

F60-64

8300

20M→21M

20.0 - 21.0 mi

Top 75%
×8stories
+106ft-24ft

Overall

19868

Females

7858

F60-64

7858

21M→35K

21.0 - 21.8 mi

Top 72%
×7stories
+17ft-86ft

Overall

19064

Females

7434

F60-64

7434

35K→23M

21.8 - 23.0 mi

Top 74%
×5stories
+23ft-63ft

Overall

19583

Females

7735

F60-64

7735

23M→24M

23.0 - 24.0 mi

Top 73%
×6stories
+12ft-82ft

Overall

19414

Females

7677

F60-64

7677

24M→40K

24.0 - 24.9 mi

Top 74%
×1story
+6ft-20ft

Overall

19724

Females

7910

F60-64

7910

40K→25.2M

24.9 - 25.2 mi

Top 72%
×1story
+13ft-16ft

Overall

19271

Females

7666

F60-64

7666

25.2M→Finish

25.2 - 26.2 mi

Top 77%
×2stories
+22ft-21ft

Overall

20493

Females

8290

F60-64

8290

Passing Analysis

Category:
Athletes Passed
1423
Passed By
1489
Net Change
-66
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#21157
5K → 10K94632-538#21157#21695
10K → 15K54442-388#21695#22083
15K → 20K123161-38#22083#22121
20K → Half1565-50#22121#22171
Half → 25K17026+144#22171#22027
25K → 30K22061+159#22027#21868
30K → 20M11226+86#21868#21782
20M → 21M10115+86#21782#21696
21M → 35K1054+101#21696#21595
35K → 23M14411+133#21595#21462
23M → 24M1069+97#21462#21365
24M → 40K7911+68#21365#21297
40K → 25.2M445+39#21297#21258
25.2M → Finish5621+35#21258#21223
TOTALS14231489-66
📊

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