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BOSTON MARATHON 2023

Marie-Pier Coulombe

Bib: 10315•F

QC

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 21%
Gender (Female)
#0 / 11423
Top 4%
Division (F18-39)
#0 / 4884
Top 9%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:45
Rank: #8262
Start → 5K
7:19/mi
22:45 split
10K· 6.21 mi
44:30
Rank: #7506 (+756)
5K → 10K
7:00/mi
21:45 split
15K· 9.32 mi
1:06:10
Rank: #7099 (+407)
10K → 15K
6:58/mi
21:40 split
20K· 12.43 mi
1:27:57
Rank: #6795 (+304)
15K → 20K
7:01/mi
21:47 split
Half· 13.11 mi
1:32:45
Rank: #6800 (-5)
20K → Half
7:02/mi
4:48 split
25K· 15.53 mi
1:49:56
Rank: #6651 (+149)
Half → 25K
7:05/mi
17:11 split
30K· 18.64 mi
2:12:35
Rank: #6473 (+178)
25K → 30K
7:17/mi
22:39 split
20M
2:22:36
Rank: #6411 (+62)
30K → 20M
7:22/mi
10:01 split
21M
2:30:07
Rank: #6277 (+134)
20M → 21M
7:31/mi
7:31 split
35K· 21.75 mi
2:35:22
Rank: #6230 (+47)
21M → 35K
7:01/mi
5:15 split
23M
2:44:18
Rank: #6064 (+166)
35K → 23M
7:08/mi
8:56 split
24M
2:51:17
Rank: #5947 (+117)
23M → 24M
6:59/mi
6:59 split
40K· 24.85 mi
2:57:11
Rank: #5803 (+144)
24M → 40K
6:54/mi
5:54 split
25.2M
2:59:40
Rank: #5732 (+71)
40K → 25.2M
7:12/mi
2:29 split
Finish· 26.22 mi
3:06:23
Rank: #5562 (+170)
25.2M → Finish
6:35/mi
6:43 split

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:32:45
Pace7:04 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:33:38
Pace7:09 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:3822:457:1922:45
7:19
-
10K
6.21 mi11:10:2344:307:1021:45
7:00
-0:19
15K
9.32 mi11:32:031:06:107:0621:40
6:58
-0:02
20K
12.43 mi11:53:501:27:577:0521:47
7:01
+0:03
Half
13.11 mi11:58:381:32:457:044:48
7:02
+0:01
25K
15.53 mi12:15:491:49:567:0517:11
7:05
+0:03
30K
18.64 mi12:38:282:12:357:0722:39
7:17
+0:12
20M
20.00 mi12:48:292:22:367:0810:01
7:22
+0:05
21M
21.00 mi12:56:002:30:077:097:31
7:31
+0:09
35K
21.75 mi13:01:152:35:227:095:15
7:01
-0:30
23M
23.00 mi13:10:112:44:187:098:56
7:08
+0:07
24M
24.00 mi13:17:102:51:177:086:59
6:59
-0:09
40K
24.85 mi13:23:042:57:117:085:54
6:54
-0:05
25.2M
25.20 mi13:25:332:59:407:082:29
7:12
+0:18
Finish
26.22 mi13:32:163:06:237:076:43
6:35
-0:37

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

6:35 /mi

Average Pace

7:07 /mi

Slowest Pace

7:31 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:03:27

66% of race

Time at Steady Pace

1:02:56

34% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:07 /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 mi10:48:3822:457:1922:45
7:19
#8262
10K
6.21 mi11:10:2344:307:1021:45
7:00
#7506
15K
9.32 mi11:32:031:06:107:0621:40
6:58
#7099
20K
12.43 mi11:53:501:27:577:0521:47
7:01
#6795
Half
13.11 mi11:58:381:32:457:044:48
7:02
#6800
25K
15.53 mi12:15:491:49:567:0517:11
7:05
#6651
30K
18.64 mi12:38:282:12:357:0722:39
7:17
#6473
20M
20.00 mi12:48:292:22:367:0810:01
7:22
#6411
21M
21.00 mi12:56:002:30:077:097:31
7:31
#6277
35K
21.75 mi13:01:152:35:227:095:15
7:01
#6230
23M
23.00 mi13:10:112:44:187:098:56
7:08
#6064
24M
24.00 mi13:17:102:51:177:086:59
6:59
#5947
40K
24.85 mi13:23:042:57:117:085:54
6:54
#5803
25.2M
25.20 mi13:25:332:59:407:082:29
7:12
#5732
Finish
26.22 mi13:32:163:06:237:076:43
6:35
#5562
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8262110711076407(Top 24%)619(Top 5%)619(Top 13%)
10K6.21 mi3.10 mi7506+756856+251856+2516824(Top 26%)709(Top 6%)709(Top 15%)
15K9.32 mi3.11 mi7099+407762+94762+946407(Top 24%)619(Top 5%)619(Top 13%)
20K12.43 mi3.11 mi6795+304691+71691+716062(Top 23%)537(Top 5%)537(Top 11%)
Half13.11 mi0.68 mi6800-56916916793(Top 26%)690(Top 6%)690(Top 14%)
25K15.53 mi2.42 mi6651+149675+16675+166053(Top 23%)562(Top 5%)562(Top 12%)
30K18.64 mi3.11 mi6473+178644+31644+315971(Top 22%)616(Top 5%)616(Top 13%)
20M20.00 mi1.36 mi6411+62639+5639+56052(Top 23%)713(Top 6%)713(Top 15%)
21M21.00 mi1.00 mi6277+134619+20619+204692(Top 18%)443(Top 4%)443(Top 9%)
35K21.75 mi0.75 mi6230+47612+7612+75479(Top 21%)609(Top 5%)609(Top 12%)
23M23.00 mi1.25 mi6064+166587+25587+254506(Top 17%)417(Top 4%)417(Top 9%)
24M24.00 mi1.00 mi5947+117574+13574+134631(Top 17%)476(Top 4%)476(Top 10%)
40K24.85 mi0.85 mi5803+144549+25549+253370(Top 13%)293(Top 3%)293(Top 6%)
25.2M25.20 mi0.35 mi5732+71542+7542+72613(Top 10%)205(Top 2%)205(Top 4%)
Finish26.22 mi1.02 mi5562+170512+30512+302979(Top 11%)285(Top 2%)285(Top 6%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 24%
×21story building
+97ft-345ft

Overall

6407

Females

619

F18-39

619

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

6824

Females

709

F18-39

709

10K→15K

6.2 - 9.3 mi

Top 24%
×3story building
+67ft-78ft

Overall

6407

Females

619

F18-39

619

15K→20K

9.3 - 12.4 mi

Top 23%
×5story building
+106ft-86ft

Overall

6062

Females

537

F18-39

537

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6793

Females

690

F18-39

690

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

6053

Females

562

F18-39

562

25K→30K

15.5 - 18.6 mi

Top 22%
×9story building
+181ft-148ft

Overall

5971

Females

616

F18-39

616

30K→20M

18.6 - 20.0 mi

Top 23%
×5story building
+64ft-50ft

Overall

6052

Females

713

F18-39

713

20M→21M

20.0 - 21.0 mi

Top 18%
×8story building
+106ft-24ft

Overall

4692

Females

443

F18-39

443

21M→35K

21.0 - 21.8 mi

Top 21%
×7story building
+17ft-86ft

Overall

5479

Females

609

F18-39

609

35K→23M

21.8 - 23.0 mi

Top 17%
×5story building
+23ft-63ft

Overall

4506

Females

417

F18-39

417

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4631

Females

476

F18-39

476

24M→40K

24.0 - 24.9 mi

Top 13%
×1story
+6ft-20ft

Overall

3370

Females

293

F18-39

293

40K→25.2M

24.9 - 25.2 mi

Top 10%
×1story
+13ft-16ft

Overall

2613

Females

205

F18-39

205

25.2M→Finish

25.2 - 26.2 mi

Top 11%
×2story building
+22ft-21ft

Overall

2979

Females

285

F18-39

285

Passing Analysis

Category:
Athletes Passed
2884
Passed By
184
Net Change
+2700
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8262
5K → 10K78933+756#8262#7506
10K → 15K42417+407#7506#7099
15K → 20K31410+304#7099#6795
20K → Half1217-5#6795#6800
Half → 25K16718+149#6800#6651
25K → 30K20729+178#6651#6473
30K → 20M8927+62#6473#6411
20M → 21M1428+134#6411#6277
21M → 35K569+47#6277#6230
35K → 23M1704+166#6230#6064
23M → 24M1258+117#6064#5947
24M → 40K1462+144#5947#5803
40K → 25.2M710+71#5803#5732
25.2M → Finish1722+170#5732#5562
TOTALS2884184+2700
📊

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