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BOSTON MARATHON 2023

Brigitte Chamard

Bib: 20143•F

QC

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 49%
Masters (Masters Women)
#0 / 6539
Top 39%
Division (F40-44)
#0 / 1878
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:53
Rank: #16370
Start → 5K
25:53 | 8:20/mi
10K· 6.21 mi
52:07
Rank: #17133 (-763)
5K → 10K
26:14 | 8:27/mi
15K· 9.32 mi
1:18:31
Rank: #17355 (-222)
10K → 15K
26:24 | 8:30/mi
20K· 12.43 mi
1:45:06
Rank: #17302 (+53)
15K → 20K
26:35 | 8:33/mi
Half· 13.11 mi
1:50:51
Rank: #17299 (+3)
20K → Half
5:45 | 8:26/mi
25K· 15.53 mi
2:11:19
Rank: #17059 (+240)
Half → 25K
20:28 | 8:26/mi
30K· 18.64 mi
2:38:26
Rank: #16769 (+290)
25K → 30K
27:07 | 8:44/mi
20M
2:50:47
Rank: #16773 (-4)
30K → 20M
12:21 | 9:05/mi
21M
3:00:06
Rank: #16676 (+97)
20M → 21M
9:19 | 9:19/mi
35K· 21.75 mi
3:06:27
Rank: #16601 (+75)
21M → 35K
6:21 | 8:29/mi
23M
3:17:14
Rank: #16423 (+178)
35K → 23M
10:47 | 8:37/mi
24M
3:25:32
Rank: #16268 (+155)
23M → 24M
8:18 | 8:18/mi
40K· 24.85 mi
3:32:49
Rank: #16146 (+122)
24M → 40K
7:17 | 8:31/mi
25.2M
3:36:06
Rank: #16144 (+2)
40K → 25.2M
3:17 | 9:31/mi
Finish· 26.22 mi
3:45:14
Rank: #16225 (-81)
25.2M → Finish
9:08 | 8:58/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:51
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time1:54:23
Pace8:44 /mi
📊Positive Split: 3.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:22:5125:538:2025:53
8:20
-
10K
6.21 mi11:49:0552:078:2326:14
8:27
+0:07
15K
9.32 mi12:15:291:18:318:2526:24
8:30
+0:03
20K
12.43 mi12:42:041:45:068:2726:35
8:33
+0:03
Half
13.11 mi12:47:491:50:518:275:45
8:26
-0:07
25K
15.53 mi13:08:172:11:198:2720:28
8:26
0:00
30K
18.64 mi13:35:242:38:268:3027:07
8:44
+0:18
20M
20.00 mi13:47:452:50:478:3212:21
9:05
+0:21
21M
21.00 mi13:57:043:00:068:359:19
9:19
+0:14
35K
21.75 mi14:03:253:06:278:346:21
8:29
-0:50
23M
23.00 mi14:14:123:17:148:3510:47
8:37
+0:08
24M
24.00 mi14:22:303:25:328:348:18
8:18
-0:19
40K
24.85 mi14:29:473:32:498:347:17
8:31
+0:13
25.2M
25.20 mi14:33:043:36:068:353:17
9:31
+1:00
Finish
26.22 mi14:42:123:45:148:369:08
8:58
-0:33

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

8:18 /mi

Average Pace

8:36 /mi

Slowest Pace

9:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:32:38

94% of race

Time at Steady Pace

12:36

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 8:35 /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 mi11:22:5125:538:2025:53
8:20
#16370
10K
6.21 mi11:49:0552:078:2326:14
8:27
#17133
15K
9.32 mi12:15:291:18:318:2526:24
8:30
#17355
20K
12.43 mi12:42:041:45:068:2726:35
8:33
#17302
Half
13.11 mi12:47:491:50:518:275:45
8:26
#17299
25K
15.53 mi13:08:172:11:198:2720:28
8:26
#17059
30K
18.64 mi13:35:242:38:268:3027:07
8:44
#16769
20M
20.00 mi13:47:452:50:478:3212:21
9:05
#16773
21M
21.00 mi13:57:043:00:068:359:19
9:19
#16676
35K
21.75 mi14:03:253:06:278:346:21
8:29
#16601
23M
23.00 mi14:14:123:17:148:3510:47
8:37
#16423
24M
24.00 mi14:22:303:25:328:348:18
8:18
#16268
40K
24.85 mi14:29:473:32:498:347:17
8:31
#16146
25.2M
25.20 mi14:33:043:36:068:353:17
9:31
#16144
Finish
26.22 mi14:42:123:45:148:369:08
8:58
#16225
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi163705513551317799(Top 67%)6385(Top 56%)6385(Top 340%)
10K6.21 mi3.10 mi17133-7636009-4966009-49617898(Top 67%)6419(Top 56%)6419(Top 342%)
15K9.32 mi3.11 mi17355-2226129-1206129-12017799(Top 67%)6385(Top 56%)6385(Top 340%)
20K12.43 mi3.11 mi17302+536111+186111+1817217(Top 65%)6057(Top 53%)6057(Top 323%)
Half13.11 mi0.68 mi17299+36101+106101+1017323(Top 65%)6069(Top 53%)6069(Top 323%)
25K15.53 mi2.42 mi17059+2405980+1215980+12115866(Top 60%)5362(Top 47%)5362(Top 286%)
30K18.64 mi3.11 mi16769+2905835+1455835+14515671(Top 59%)5315(Top 47%)5315(Top 283%)
20M20.00 mi1.36 mi16773-45851-165851-1616999(Top 64%)6159(Top 54%)6159(Top 328%)
21M21.00 mi1.00 mi16676+975805+465805+4615109(Top 57%)5126(Top 45%)5126(Top 273%)
35K21.75 mi0.75 mi16601+755774+315774+3115289(Top 57%)5293(Top 46%)5293(Top 282%)
23M23.00 mi1.25 mi16423+1785684+905684+9013901(Top 52%)4564(Top 40%)4564(Top 243%)
24M24.00 mi1.00 mi16268+1555613+715613+7113285(Top 50%)4281(Top 37%)4281(Top 228%)
40K24.85 mi0.85 mi16146+1225558+555558+5513515(Top 51%)4492(Top 39%)4492(Top 239%)
25.2M25.20 mi0.35 mi16144+25560-25560-215343(Top 58%)5504(Top 48%)5504(Top 293%)
Finish26.22 mi1.02 mi16225-815620-605620-6017800(Top 67%)6804(Top 60%)6804(Top 362%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 67%
×21stories
+97ft-345ft

Overall

17799

Females

6385

F40-44

6385

5K→10K

3.1 - 6.2 mi

Top 67%
×5stories
+79ft-138ft

Overall

17898

Females

6419

F40-44

6419

10K→15K

6.2 - 9.3 mi

Top 67%
×3stories
+67ft-78ft

Overall

17799

Females

6385

F40-44

6385

15K→20K

9.3 - 12.4 mi

Top 65%
×5stories
+106ft-86ft

Overall

17217

Females

6057

F40-44

6057

20K→Half

12.4 - 13.1 mi

Top 65%
×2stories
+19ft-37ft

Overall

17323

Females

6069

F40-44

6069

Half→25K

13.1 - 15.5 mi

Top 60%
×4stories
+66ft-88ft

Overall

15866

Females

5362

F40-44

5362

25K→30K

15.5 - 18.6 mi

Top 59%
×9stories
+181ft-148ft

Overall

15671

Females

5315

F40-44

5315

30K→20M

18.6 - 20.0 mi

Top 64%
×5stories
+64ft-50ft

Overall

16999

Females

6159

F40-44

6159

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15109

Females

5126

F40-44

5126

21M→35K

21.0 - 21.8 mi

Top 57%
×7stories
+17ft-86ft

Overall

15289

Females

5293

F40-44

5293

35K→23M

21.8 - 23.0 mi

Top 52%
×5stories
+23ft-63ft

Overall

13901

Females

4564

F40-44

4564

23M→24M

23.0 - 24.0 mi

Top 50%
×6stories
+12ft-82ft

Overall

13285

Females

4281

F40-44

4281

24M→40K

24.0 - 24.9 mi

Top 51%
×1story
+6ft-20ft

Overall

13515

Females

4492

F40-44

4492

40K→25.2M

24.9 - 25.2 mi

Top 58%
×1story
+13ft-16ft

Overall

15343

Females

5504

F40-44

5504

25.2M→Finish

25.2 - 26.2 mi

Top 67%
×2stories
+22ft-21ft

Overall

17800

Females

6804

F40-44

6804

Passing Analysis

Category:
Athletes Passed
1871
Passed By
1726
Net Change
+145
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#16370
5K → 10K85848-763#16370#17133
10K → 15K114336-222#17133#17355
15K → 20K187134+53#17355#17302
20K → Half3431+3#17302#17299
Half → 25K26626+240#17299#17059
25K → 30K32737+290#17059#16769
30K → 20M8488-4#16769#16773
20M → 21M13033+97#16773#16676
21M → 35K8914+75#16676#16601
35K → 23M19012+178#16601#16423
23M → 24M16510+155#16423#16268
24M → 40K13412+122#16268#16146
40K → 25.2M2826+2#16146#16144
25.2M → Finish38119-81#16144#16225
TOTALS18711726+145
📊

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