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BOSTON MARATHON 2023

Ally Macdonald

Bib: 10432•F

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0:00
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Overall
#0 / 26622
Top 27%
Gender (Female)
#0 / 11423
Top 9%
Division (F18-39)
#0 / 4884
Top 17%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:05
Rank: #6932
Start → 5K
22:05 | 7:06/mi
10K· 6.21 mi
44:54
Rank: #7940 (-1008)
5K → 10K
22:49 | 7:21/mi
15K· 9.32 mi
1:07:42
Rank: #8194 (-254)
10K → 15K
22:48 | 7:20/mi
20K· 12.43 mi
1:31:36
Rank: #8773 (-579)
15K → 20K
23:54 | 7:42/mi
Half· 13.11 mi
1:36:27
Rank: #8688 (+85)
20K → Half
4:51 | 7:07/mi
25K· 15.53 mi
1:54:07
Rank: #8416 (+272)
Half → 25K
17:40 | 7:17/mi
30K· 18.64 mi
2:17:30
Rank: #8194 (+222)
25K → 30K
23:23 | 7:32/mi
20M
2:27:44
Rank: #8070 (+124)
30K → 20M
10:14 | 7:32/mi
21M
2:35:38
Rank: #7956 (+114)
20M → 21M
7:54 | 7:54/mi
35K· 21.75 mi
2:40:53
Rank: #7833 (+123)
21M → 35K
5:15 | 7:01/mi
23M
2:49:57
Rank: #7612 (+221)
35K → 23M
9:04 | 7:14/mi
24M
2:57:12
Rank: #7502 (+110)
23M → 24M
7:15 | 7:15/mi
40K· 24.85 mi
3:03:33
Rank: #7432 (+70)
24M → 40K
6:21 | 7:26/mi
25.2M
3:06:12
Rank: #7385 (+47)
40K → 25.2M
2:39 | 7:41/mi
Finish· 26.22 mi
3:13:19
Rank: #7250 (+135)
25.2M → Finish
7:07 | 6:59/mi

The Course

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Half Splits

1st Half· via Half⚖️ Balanced
Distance13.11 mi
Time1:36:27
Pace7:21 /mi
2nd Half⚖️ Balanced
Distance13.11 mi
Time1:36:52
Pace7:23 /mi
📊Even Split: Consistent pacing between halves

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:49:2122:057:0622:05
7:06
-
10K
6.21 mi11:12:1044:547:1422:49
7:21
+0:15
15K
9.32 mi11:34:581:07:427:1622:48
7:20
-0:01
20K
12.43 mi11:58:521:31:367:2223:54
7:42
+0:22
Half
13.11 mi12:03:431:36:277:214:51
7:07
-0:35
25K
15.53 mi12:21:231:54:077:2117:40
7:17
+0:10
30K
18.64 mi12:44:462:17:307:2323:23
7:32
+0:15
20M
20.00 mi12:55:002:27:447:2310:14
7:32
0:00
21M
21.00 mi13:02:542:35:387:257:54
7:54
+0:22
35K
21.75 mi13:08:092:40:537:245:15
7:01
-0:53
23M
23.00 mi13:17:132:49:577:239:04
7:14
+0:13
24M
24.00 mi13:24:282:57:127:237:15
7:15
+0:01
40K
24.85 mi13:30:493:03:337:236:21
7:26
+0:11
25.2M
25.20 mi13:33:283:06:127:232:39
7:41
+0:15
Finish
26.22 mi13:40:353:13:197:237:07
6:59
-0:42

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

6:59 /mi

Average Pace

7:23 /mi

Slowest Pace

7:54 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:38:52

82% of race

Time at Steady Pace

34:27

18% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:22 /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 mi10:49:2122:057:0622:05
7:06
#6932
10K
6.21 mi11:12:1044:547:1422:49
7:21
#7940
15K
9.32 mi11:34:581:07:427:1622:48
7:20
#8194
20K
12.43 mi11:58:521:31:367:2223:54
7:42
#8773
Half
13.11 mi12:03:431:36:277:214:51
7:07
#8688
25K
15.53 mi12:21:231:54:077:2117:40
7:17
#8416
30K
18.64 mi12:44:462:17:307:2323:23
7:32
#8194
20M
20.00 mi12:55:002:27:447:2310:14
7:32
#8070
21M
21.00 mi13:02:542:35:387:257:54
7:54
#7956
35K
21.75 mi13:08:092:40:537:245:15
7:01
#7833
23M
23.00 mi13:17:132:49:577:239:04
7:14
#7612
24M
24.00 mi13:24:282:57:127:237:15
7:15
#7502
40K
24.85 mi13:30:493:03:337:236:21
7:26
#7432
25.2M
25.20 mi13:33:283:06:127:232:39
7:41
#7385
Finish
26.22 mi13:40:353:13:197:237:07
6:59
#7250
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi69327067068870(Top 33%)1393(Top 12%)1393(Top 29%)
10K6.21 mi3.10 mi7940-1008995-289995-2899185(Top 35%)1484(Top 13%)1484(Top 30%)
15K9.32 mi3.11 mi8194-2541108-1131108-1138870(Top 33%)1393(Top 12%)1393(Top 29%)
20K12.43 mi3.11 mi8773-5791340-2321340-23210859(Top 41%)2334(Top 20%)2334(Top 48%)
Half13.11 mi0.68 mi8688+851311+291311+297284(Top 27%)850(Top 7%)850(Top 17%)
25K15.53 mi2.42 mi8416+2721226+851226+857230(Top 27%)918(Top 8%)918(Top 19%)
30K18.64 mi3.11 mi8194+2221190+361190+367411(Top 28%)1073(Top 9%)1073(Top 22%)
20M20.00 mi1.36 mi8070+1241159+311159+317021(Top 26%)1029(Top 9%)1029(Top 21%)
21M21.00 mi1.00 mi7956+1141130+291130+296757(Top 25%)1038(Top 9%)1038(Top 21%)
35K21.75 mi0.75 mi7833+1231096+341096+345496(Top 21%)626(Top 5%)626(Top 13%)
23M23.00 mi1.25 mi7612+2211037+591037+595025(Top 19%)539(Top 5%)539(Top 11%)
24M24.00 mi1.00 mi7502+1101027+101027+106075(Top 23%)923(Top 8%)923(Top 19%)
40K24.85 mi0.85 mi7432+701033-61033-66276(Top 24%)1072(Top 9%)1072(Top 22%)
25.2M25.20 mi0.35 mi7385+471023+101023+104883(Top 18%)690(Top 6%)690(Top 14%)
Finish26.22 mi1.02 mi7250+135999+24999+245138(Top 19%)775(Top 7%)775(Top 16%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8870

Females

1393

F18-39

1393

5K→10K

3.1 - 6.2 mi

Top 35%
×5stories
+79ft-138ft

Overall

9185

Females

1484

F18-39

1484

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8870

Females

1393

F18-39

1393

15K→20K

9.3 - 12.4 mi

Top 41%
×5stories
+106ft-86ft

Overall

10859

Females

2334

F18-39

2334

20K→Half

12.4 - 13.1 mi

Top 27%
×2stories
+19ft-37ft

Overall

7284

Females

850

F18-39

850

Half→25K

13.1 - 15.5 mi

Top 27%
×4stories
+66ft-88ft

Overall

7230

Females

918

F18-39

918

25K→30K

15.5 - 18.6 mi

Top 28%
×9stories
+181ft-148ft

Overall

7411

Females

1073

F18-39

1073

30K→20M

18.6 - 20.0 mi

Top 26%
×5stories
+64ft-50ft

Overall

7021

Females

1029

F18-39

1029

20M→21M

20.0 - 21.0 mi

Top 25%
×8stories
+106ft-24ft

Overall

6757

Females

1038

F18-39

1038

21M→35K

21.0 - 21.8 mi

Top 21%
×7stories
+17ft-86ft

Overall

5496

Females

626

F18-39

626

35K→23M

21.8 - 23.0 mi

Top 19%
×5stories
+23ft-63ft

Overall

5025

Females

539

F18-39

539

23M→24M

23.0 - 24.0 mi

Top 23%
×6stories
+12ft-82ft

Overall

6075

Females

923

F18-39

923

24M→40K

24.0 - 24.9 mi

Top 24%
×1story
+6ft-20ft

Overall

6276

Females

1072

F18-39

1072

40K→25.2M

24.9 - 25.2 mi

Top 18%
×1story
+13ft-16ft

Overall

4883

Females

690

F18-39

690

25.2M→Finish

25.2 - 26.2 mi

Top 19%
×2stories
+22ft-21ft

Overall

5138

Females

775

F18-39

775

Passing Analysis

Category:
Athletes Passed
1780
Passed By
2098
Net Change
-318
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#6932
5K → 10K211029-1008#6932#7940
10K → 15K63317-254#7940#8194
15K → 20K27606-579#8194#8773
20K → Half861+85#8773#8688
Half → 25K2786+272#8688#8416
25K → 30K25533+222#8416#8194
30K → 20M14925+124#8194#8070
20M → 21M13420+114#8070#7956
21M → 35K1285+123#7956#7833
35K → 23M2254+221#7833#7612
23M → 24M12212+110#7612#7502
24M → 40K9424+70#7502#7432
40K → 25.2M514+47#7432#7385
25.2M → Finish14712+135#7385#7250
TOTALS17802098-318
📊

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