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BOSTON MARATHON 2023

Alexia Duquesne

Bib: 18112•F

0:00
0:00
/ mi
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Overall
#0 / 26622
Top 38%
Gender (Female)
#0 / 11423
Top 19%
Division (F18-39)
#0 / 4884
Top 33%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:24/mi
23:00
↑ 97↓ 3451.5%
10K· 6.21 mi
7:19/mi
45:45
↑ 79↓ 1380.4%
15K· 9.32 mi
7:26/mi
1:08:51
↑ 67↓ 78
20K· 12.43 mi
7:31/mi
1:32:11
↑ 106↓ 860.1%
Half· 13.11 mi
7:27/mi
1:37:16
↑ 19↓ 370.5%
25K· 15.53 mi
7:34/mi
1:55:37
↑ 66↓ 880.2%
30K· 18.64 mi
7:42/mi
2:19:33
↑ 181↓ 1480.2%
20M
7:58/mi
2:30:22
↑ 64↓ 500.2%
21M
8:13/mi
2:38:35
↑ 106↓ 241.6%
35K· 21.75 mi
8:00/mi
2:44:34
↑ 17↓ 861.7%
23M
8:26/mi
2:55:07
↑ 23↓ 630.6%
24M
8:28/mi
3:03:35
↓ 821.3%
40K· 24.85 mi
8:45/mi
3:11:04
↓ 200.3%
25.2M
9:20/mi
3:14:17
↑ 13↓ 160.2%
Finish· 26.22 mi
8:44/mi
3:23:11
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:37:16
Pace7:25 /mi
2nd Half
Distance13.11 mi
Time1:45:55
Pace8:05 /mi
📊Positive Split: 8.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:1023:007:2423:00
7:24
-
10K
6.21 mi11:36:5545:457:2222:45
7:19
-0:05
15K
9.32 mi12:00:011:08:517:2323:06
7:26
+0:07
20K
12.43 mi12:23:211:32:117:2523:20
7:31
+0:05
Half
13.11 mi12:28:261:37:167:255:05
7:27
-0:04
25K
15.53 mi12:46:471:55:377:2718:21
7:34
+0:07
30K
18.64 mi13:10:432:19:337:2923:56
7:42
+0:08
20M
20.00 mi13:21:322:30:227:3110:49
7:58
+0:16
21M
21.00 mi13:29:452:38:357:338:13
8:13
+0:15
35K
21.75 mi13:35:442:44:347:345:59
8:00
-0:13
23M
23.00 mi13:46:172:55:077:3710:33
8:26
+0:26
24M
24.00 mi13:54:453:03:357:398:28
8:28
+0:02
40K
24.85 mi14:02:143:11:047:417:29
8:45
+0:17
25.2M
25.20 mi14:05:273:14:177:433:13
9:20
+0:35
Finish
26.22 mi14:14:213:23:117:458:54
8:44
-0:36

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

7:19 /mi

Average Pace

7:45 /mi

Slowest Pace

9:20 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:37

57% of race

Time at Steady Pace

48:57

24% of race

Time at Slower Pace

38:37

19% of race

Average Pace: 7:45 /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 mi11:14:1023:007:2423:00
7:24
#8863
10K
6.21 mi11:36:5545:457:2222:45
7:19
#8920
15K
9.32 mi12:00:011:08:517:2323:06
7:26
#9095
20K
12.43 mi12:23:211:32:117:2523:20
7:31
#9131
Half
13.11 mi12:28:261:37:167:255:05
7:27
#9172
25K
15.53 mi12:46:471:55:377:2718:21
7:34
#9160
30K
18.64 mi13:10:432:19:337:2923:56
7:42
#9063
20M
20.00 mi13:21:322:30:227:3110:49
7:58
#9088
21M
21.00 mi13:29:452:38:357:338:13
8:13
#9045
35K
21.75 mi13:35:442:44:347:345:59
8:00
#9137
23M
23.00 mi13:46:172:55:077:3710:33
8:26
#9312
24M
24.00 mi13:54:453:03:357:398:28
8:28
#9552
40K
24.85 mi14:02:143:11:047:417:29
8:45
#9741
25.2M
25.20 mi14:05:273:14:177:433:13
9:20
#9805
Finish
26.22 mi14:14:213:23:117:458:54
8:44
#10098
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8863134213429662(Top 36%)1695(Top 15%)1695(Top 35%)
10K6.21 mi3.10 mi8920-571381-391381-399046(Top 34%)1428(Top 13%)1428(Top 29%)
15K9.32 mi3.11 mi9095-1751468-871468-879662(Top 36%)1695(Top 15%)1695(Top 35%)
20K12.43 mi3.11 mi9131-361489-211489-219407(Top 35%)1654(Top 14%)1654(Top 34%)
Half13.11 mi0.68 mi9172-411506-171506-179898(Top 37%)1853(Top 16%)1853(Top 38%)
25K15.53 mi2.42 mi9160+12150615069324(Top 35%)1696(Top 15%)1696(Top 35%)
30K18.64 mi3.11 mi9063+971514-81514-88683(Top 33%)1592(Top 14%)1592(Top 33%)
20M20.00 mi1.36 mi9088-251545-311545-319983(Top 37%)2214(Top 19%)2214(Top 45%)
21M21.00 mi1.00 mi9045+431547-21547-28731(Top 33%)1816(Top 16%)1816(Top 37%)
35K21.75 mi0.75 mi9137-921604-571604-5712117(Top 46%)3480(Top 30%)3480(Top 71%)
23M23.00 mi1.25 mi9312-1751703-991703-9912749(Top 48%)3928(Top 34%)3928(Top 80%)
24M24.00 mi1.00 mi9552-2401820-1171820-11714277(Top 54%)4818(Top 42%)4818(Top 99%)
40K24.85 mi0.85 mi9741-1891935-1151935-11514822(Top 56%)5184(Top 45%)5184(Top 106%)
25.2M25.20 mi0.35 mi9805-641985-501985-5014324(Top 54%)4894(Top 43%)4894(Top 100%)
Finish26.22 mi1.02 mi10098-2932148-1632148-16316669(Top 63%)6182(Top 54%)6182(Top 127%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 36%
×21story building
+97ft-345ft

Overall

9662

Females

1695

F18-39

1695

5K→10K

3.1 - 6.2 mi

Top 34%
×5story building
+79ft-138ft

Overall

9046

Females

1428

F18-39

1428

10K→15K

6.2 - 9.3 mi

Top 36%
×3story building
+67ft-78ft

Overall

9662

Females

1695

F18-39

1695

15K→20K

9.3 - 12.4 mi

Top 35%
×5story building
+106ft-86ft

Overall

9407

Females

1654

F18-39

1654

20K→Half

12.4 - 13.1 mi

Top 37%
×2story building
+19ft-37ft

Overall

9898

Females

1853

F18-39

1853

Half→25K

13.1 - 15.5 mi

Top 35%
×4story building
+66ft-88ft

Overall

9324

Females

1696

F18-39

1696

25K→30K

15.5 - 18.6 mi

Top 33%
×9story building
+181ft-148ft

Overall

8683

Females

1592

F18-39

1592

30K→20M

18.6 - 20.0 mi

Top 37%
×5story building
+64ft-50ft

Overall

9983

Females

2214

F18-39

2214

20M→21M

20.0 - 21.0 mi

Top 33%
×8story building
+106ft-24ft

Overall

8731

Females

1816

F18-39

1816

21M→35K

21.0 - 21.8 mi

Top 46%
×7story building
+17ft-86ft

Overall

12117

Females

3480

F18-39

3480

35K→23M

21.8 - 23.0 mi

Top 48%
×5story building
+23ft-63ft

Overall

12749

Females

3928

F18-39

3928

23M→24M

23.0 - 24.0 mi

Top 54%
×6story building
+12ft-82ft

Overall

14277

Females

4818

F18-39

4818

24M→40K

24.0 - 24.9 mi

Top 56%
×1story
+6ft-20ft

Overall

14822

Females

5184

F18-39

5184

40K→25.2M

24.9 - 25.2 mi

Top 54%
×1story
+13ft-16ft

Overall

14324

Females

4894

F18-39

4894

25.2M→Finish

25.2 - 26.2 mi

Top 63%
×2story building
+22ft-21ft

Overall

16669

Females

6182

F18-39

6182

Passing Analysis

Category:
Athletes Passed
1113*
Passed By
2347
Net Change
-1235
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8863
5K → 10K244301-57#8863#8920
10K → 15K92267-175#8920#9095
15K → 20K116152-36#9095#9131
20K → Half1354-41#9131#9172
Half → 25K128116+12#9172#9160
25K → 30K204107+97#9160#9063
30K → 20M80105-25#9063#9088
20M → 21M10259+43#9088#9045
21M → 35K18110-92#9045#9137
35K → 23M40215-175#9137#9312
23M → 24M21261-240#9312#9552
24M → 40K19*208-189#9552#9741
40K → 25.2M2185-64#9741#9805
25.2M → Finish15307-293#9805#10098
TOTALS1113*2347-1235

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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