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BOSTON MARATHON 2023

Sabrine Bethlem

Bib: 10153•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 26%
Gender (Female)
#0 / 11423
Top 8%
Division (F18-39)
#0 / 4884
Top 15%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:28
Rank: #7696
Start → 5K
22:28 | 7:14/mi
10K· 6.21 mi
44:47
Rank: #7818 (-122)
5K → 10K
22:19 | 7:11/mi
15K· 9.32 mi
1:07:14
Rank: #7848 (-30)
10K → 15K
22:27 | 7:14/mi
20K· 12.43 mi
1:29:58
Rank: #7826 (+22)
15K → 20K
22:44 | 7:19/mi
Half· 13.11 mi
1:34:55
Rank: #7845 (-19)
20K → Half
4:57 | 7:15/mi
25K· 15.53 mi
1:52:49
Rank: #7808 (+37)
Half → 25K
17:54 | 7:23/mi
30K· 18.64 mi
2:16:12
Rank: #7683 (+125)
25K → 30K
23:23 | 7:32/mi
20M
2:26:24
Rank: #7585 (+98)
30K → 20M
10:12 | 7:30/mi
21M
2:34:12
Rank: #7483 (+102)
20M → 21M
7:48 | 7:48/mi
35K· 21.75 mi
2:39:33
Rank: #7421 (+62)
21M → 35K
5:21 | 7:09/mi
23M
2:48:50
Rank: #7288 (+133)
35K → 23M
9:17 | 7:25/mi
24M
2:56:08
Rank: #7213 (+75)
23M → 24M
7:18 | 7:18/mi
40K· 24.85 mi
3:02:26
Rank: #7125 (+88)
24M → 40K
6:18 | 7:22/mi
25.2M
3:05:07
Rank: #7079 (+46)
40K → 25.2M
2:41 | 7:47/mi
Finish· 26.22 mi
3:12:19
Rank: #6972 (+107)
25.2M → Finish
7:12 | 7:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:34:55
Pace7:14 /mi
2nd Half
Distance13.11 mi
Time1:37:24
Pace7:26 /mi
📊Positive Split: 2.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:5422:287:1422:28
7:14
-
10K
6.21 mi11:11:1344:477:1222:19
7:11
-0:03
15K
9.32 mi11:33:401:07:147:1322:27
7:14
+0:03
20K
12.43 mi11:56:241:29:587:1422:44
7:19
+0:05
Half
13.11 mi12:01:211:34:557:144:57
7:15
-0:04
25K
15.53 mi12:19:151:52:497:1617:54
7:23
+0:08
30K
18.64 mi12:42:382:16:127:1823:23
7:32
+0:09
20M
20.00 mi12:52:502:26:247:1910:12
7:30
-0:02
21M
21.00 mi13:00:382:34:127:217:48
7:48
+0:18
35K
21.75 mi13:05:592:39:337:205:21
7:09
-0:39
23M
23.00 mi13:15:162:48:507:209:17
7:25
+0:16
24M
24.00 mi13:22:342:56:087:207:18
7:18
-0:07
40K
24.85 mi13:28:523:02:267:206:18
7:22
+0:04
25.2M
25.20 mi13:31:333:05:077:212:41
7:47
+0:25
Finish
26.22 mi13:38:453:12:197:207:12
7:04
-0:43

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

7:04 /mi

Average Pace

7:20 /mi

Slowest Pace

7:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:01:50

95% of race

Time at Steady Pace

10:29

5% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:20 /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 mi10:48:5422:287:1422:28
7:14
#7696
10K
6.21 mi11:11:1344:477:1222:19
7:11
#7818
15K
9.32 mi11:33:401:07:147:1322:27
7:14
#7848
20K
12.43 mi11:56:241:29:587:1422:44
7:19
#7826
Half
13.11 mi12:01:211:34:557:144:57
7:15
#7845
25K
15.53 mi12:19:151:52:497:1617:54
7:23
#7808
30K
18.64 mi12:42:382:16:127:1823:23
7:32
#7683
20M
20.00 mi12:52:502:26:247:1910:12
7:30
#7585
21M
21.00 mi13:00:382:34:127:217:48
7:48
#7483
35K
21.75 mi13:05:592:39:337:205:21
7:09
#7421
23M
23.00 mi13:15:162:48:507:209:17
7:25
#7288
24M
24.00 mi13:22:342:56:087:207:18
7:18
#7213
40K
24.85 mi13:28:523:02:267:206:18
7:22
#7125
25.2M
25.20 mi13:31:333:05:077:212:41
7:47
#7079
Finish
26.22 mi13:38:453:12:197:207:12
7:04
#6972
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi76969119117986(Top 30%)1061(Top 9%)1061(Top 22%)
10K6.21 mi3.10 mi7818-122955-44955-447989(Top 30%)1048(Top 9%)1048(Top 21%)
15K9.32 mi3.11 mi7848-30984-29984-297986(Top 30%)1061(Top 9%)1061(Top 22%)
20K12.43 mi3.11 mi7826+22992-8992-87920(Top 30%)1075(Top 9%)1075(Top 22%)
Half13.11 mi0.68 mi7845-191000-81000-88281(Top 31%)1186(Top 10%)1186(Top 24%)
25K15.53 mi2.42 mi7808+371006-61006-67886(Top 30%)1144(Top 10%)1144(Top 23%)
30K18.64 mi3.11 mi7683+125993+13993+137408(Top 28%)1070(Top 9%)1070(Top 22%)
20M20.00 mi1.36 mi7585+98987+6987+66839(Top 26%)964(Top 8%)964(Top 20%)
21M21.00 mi1.00 mi7483+102969+18969+186200(Top 23%)854(Top 7%)854(Top 17%)
35K21.75 mi0.75 mi7421+62956+13956+136263(Top 24%)844(Top 7%)844(Top 17%)
23M23.00 mi1.25 mi7288+133935+21935+215977(Top 22%)806(Top 7%)806(Top 17%)
24M24.00 mi1.00 mi7213+75928+7928+76404(Top 24%)1043(Top 9%)1043(Top 21%)
40K24.85 mi0.85 mi7125+88914+14914+145919(Top 22%)950(Top 8%)950(Top 19%)
25.2M25.20 mi0.35 mi7079+46912+2912+25357(Top 20%)849(Top 7%)849(Top 17%)
Finish26.22 mi1.02 mi6972+107900+12900+125641(Top 21%)954(Top 8%)954(Top 20%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 30%
×21stories
+97ft-345ft

Overall

7986

Females

1061

F18-39

1061

5K→10K

3.1 - 6.2 mi

Top 30%
×5stories
+79ft-138ft

Overall

7989

Females

1048

F18-39

1048

10K→15K

6.2 - 9.3 mi

Top 30%
×3stories
+67ft-78ft

Overall

7986

Females

1061

F18-39

1061

15K→20K

9.3 - 12.4 mi

Top 30%
×5stories
+106ft-86ft

Overall

7920

Females

1075

F18-39

1075

20K→Half

12.4 - 13.1 mi

Top 31%
×2stories
+19ft-37ft

Overall

8281

Females

1186

F18-39

1186

Half→25K

13.1 - 15.5 mi

Top 30%
×4stories
+66ft-88ft

Overall

7886

Females

1144

F18-39

1144

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7408

Females

1070

F18-39

1070

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

6839

Females

964

F18-39

964

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

6200

Females

854

F18-39

854

21M→35K

21.0 - 21.8 mi

Top 24%
×7stories
+17ft-86ft

Overall

6263

Females

844

F18-39

844

35K→23M

21.8 - 23.0 mi

Top 22%
×5stories
+23ft-63ft

Overall

5977

Females

806

F18-39

806

23M→24M

23.0 - 24.0 mi

Top 24%
×6stories
+12ft-82ft

Overall

6404

Females

1043

F18-39

1043

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5919

Females

950

F18-39

950

40K→25.2M

24.9 - 25.2 mi

Top 20%
×1story
+13ft-16ft

Overall

5357

Females

849

F18-39

849

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2stories
+22ft-21ft

Overall

5641

Females

954

F18-39

954

Passing Analysis

Category:
Athletes Passed
1585
Passed By
861
Net Change
+724
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7696
5K → 10K177299-122#7696#7818
10K → 15K124154-30#7818#7848
15K → 20K126104+22#7848#7826
20K → Half1837-19#7826#7845
Half → 25K11174+37#7845#7808
25K → 30K20176+125#7808#7683
30K → 20M11921+98#7683#7585
20M → 21M12119+102#7585#7483
21M → 35K719+62#7483#7421
35K → 23M14916+133#7421#7288
23M → 24M9015+75#7288#7213
24M → 40K10012+88#7213#7125
40K → 25.2M526+46#7125#7079
25.2M → Finish12619+107#7079#6972
TOTALS1585861+724
📊

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