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BOSTON MARATHON 2023

Erin Mcguirk

Bib: 26745•F

GA

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

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
25:35
Rank: #15704
Start → 5K
25:35 | 8:14/mi
10K· 6.21 mi
51:38
Rank: #16590 (-886)
5K → 10K
26:03 | 8:23/mi
15K· 9.32 mi
1:17:47
Rank: #16828 (-238)
10K → 15K
26:09 | 8:25/mi
20K· 12.43 mi
1:44:55
Rank: #17212 (-384)
15K → 20K
27:08 | 8:44/mi
Half· 13.11 mi
1:50:49
Rank: #17280 (-68)
20K → Half
5:54 | 8:39/mi
25K· 15.53 mi
2:12:28
Rank: #17499 (-219)
Half → 25K
21:39 | 8:56/mi
30K· 18.64 mi
2:41:58
Rank: #17910 (-411)
25K → 30K
29:30 | 9:30/mi
20M
2:55:12
Rank: #18099 (-189)
30K → 20M
13:14 | 9:44/mi
21M
3:05:58
Rank: #18313 (-214)
20M → 21M
10:46 | 10:46/mi
35K· 21.75 mi
3:13:07
Rank: #18378 (-65)
21M → 35K
7:09 | 9:33/mi
23M
3:25:18
Rank: #18451 (-73)
35K → 23M
12:11 | 9:44/mi
24M
3:35:00
Rank: #18537 (-86)
23M → 24M
9:42 | 9:42/mi
40K· 24.85 mi
3:43:19
Rank: #18577 (-40)
24M → 40K
8:19 | 9:44/mi
25.2M
3:46:54
Rank: #18593 (-16)
40K → 25.2M
3:35 | 10:23/mi
Finish· 26.22 mi
3:56:26
Rank: #18652 (-59)
25.2M → Finish
9:32 | 9:21/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:50:49
Pace8:27 /mi
2nd Half
Distance13.11 mi
Time2:05:37
Pace9:35 /mi
📊Positive Split: 13.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2625:358:1425:35
8:14
-
10K
6.21 mi12:17:2951:388:1926:03
8:23
+0:09
15K
9.32 mi12:43:381:17:478:2126:09
8:25
+0:02
20K
12.43 mi13:10:461:44:558:2727:08
8:44
+0:19
Half
13.11 mi13:16:401:50:498:275:54
8:39
-0:05
25K
15.53 mi13:38:192:12:288:3221:39
8:56
+0:17
30K
18.64 mi14:07:492:41:588:4129:30
9:30
+0:34
20M
20.00 mi14:21:032:55:128:4613:14
9:44
+0:14
21M
21.00 mi14:31:493:05:588:5110:46
10:46
+1:02
35K
21.75 mi14:38:583:13:078:537:09
9:33
-1:13
23M
23.00 mi14:51:093:25:188:5612:11
9:44
+0:11
24M
24.00 mi15:00:513:35:008:589:42
9:42
-0:02
40K
24.85 mi15:09:103:43:198:598:19
9:44
+0:02
25.2M
25.20 mi15:12:453:46:549:003:35
10:23
+0:39
Finish
26.22 mi15:22:173:56:269:019:32
9:21
-1:02

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

8:14 /mi

Average Pace

9:01 /mi

Slowest Pace

10:46 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:12:28

56% of race

Time at Steady Pace

1:29:37

38% of race

Time at Slower Pace

14:21

6% of race

Average Pace: 9:01 /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 mi11:51:2625:358:1425:35
8:14
#15704
10K
6.21 mi12:17:2951:388:1926:03
8:23
#16590
15K
9.32 mi12:43:381:17:478:2126:09
8:25
#16828
20K
12.43 mi13:10:461:44:558:2727:08
8:44
#17212
Half
13.11 mi13:16:401:50:498:275:54
8:39
#17280
25K
15.53 mi13:38:192:12:288:3221:39
8:56
#17499
30K
18.64 mi14:07:492:41:588:4129:30
9:30
#17910
20M
20.00 mi14:21:032:55:128:4613:14
9:44
#18099
21M
21.00 mi14:31:493:05:588:5110:46
10:46
#18313
35K
21.75 mi14:38:583:13:078:537:09
9:33
#18378
23M
23.00 mi14:51:093:25:188:5612:11
9:44
#18451
24M
24.00 mi15:00:513:35:008:589:42
9:42
#18537
40K
24.85 mi15:09:103:43:198:598:19
9:44
#18577
25.2M
25.20 mi15:12:453:46:549:003:35
10:23
#18593
Finish
26.22 mi15:22:173:56:269:019:32
9:21
#18652
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi157045101510117271(Top 65%)6095(Top 53%)6095(Top 125%)
10K6.21 mi3.10 mi16590-8865637-5365637-53617503(Top 66%)6187(Top 54%)6187(Top 127%)
15K9.32 mi3.11 mi16828-2385812-1755812-17517271(Top 65%)6095(Top 53%)6095(Top 125%)
20K12.43 mi3.11 mi17212-3846056-2446056-24418340(Top 69%)6702(Top 59%)6702(Top 137%)
Half13.11 mi0.68 mi17280-686095-396095-3918711(Top 70%)6921(Top 61%)6921(Top 142%)
25K15.53 mi2.42 mi17499-2196235-1406235-14018625(Top 70%)6925(Top 61%)6925(Top 142%)
30K18.64 mi3.11 mi17910-4116513-2786513-27819435(Top 73%)7439(Top 65%)7439(Top 152%)
20M20.00 mi1.36 mi18099-1896644-1316644-13119698(Top 74%)7703(Top 67%)7703(Top 158%)
21M21.00 mi1.00 mi18313-2146780-1366780-13620313(Top 76%)8101(Top 71%)8101(Top 166%)
35K21.75 mi0.75 mi18378-656824-446824-4420061(Top 75%)7976(Top 70%)7976(Top 163%)
23M23.00 mi1.25 mi18451-736875-516875-5119216(Top 72%)7538(Top 66%)7538(Top 154%)
24M24.00 mi1.00 mi18537-866927-526927-5219932(Top 75%)7943(Top 70%)7943(Top 163%)
40K24.85 mi0.85 mi18577-406967-406967-4019154(Top 72%)7580(Top 66%)7580(Top 155%)
25.2M25.20 mi0.35 mi18593-166979-126979-1218839(Top 71%)7443(Top 65%)7443(Top 152%)
Finish26.22 mi1.02 mi18652-597022-437022-4319630(Top 74%)7802(Top 68%)7802(Top 160%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 65%
×21stories
+97ft-345ft

Overall

17271

Females

6095

F18-39

6095

5K→10K

3.1 - 6.2 mi

Top 66%
×5stories
+79ft-138ft

Overall

17503

Females

6187

F18-39

6187

10K→15K

6.2 - 9.3 mi

Top 65%
×3stories
+67ft-78ft

Overall

17271

Females

6095

F18-39

6095

15K→20K

9.3 - 12.4 mi

Top 69%
×5stories
+106ft-86ft

Overall

18340

Females

6702

F18-39

6702

20K→Half

12.4 - 13.1 mi

Top 70%
×2stories
+19ft-37ft

Overall

18711

Females

6921

F18-39

6921

Half→25K

13.1 - 15.5 mi

Top 70%
×4stories
+66ft-88ft

Overall

18625

Females

6925

F18-39

6925

25K→30K

15.5 - 18.6 mi

Top 73%
×9stories
+181ft-148ft

Overall

19435

Females

7439

F18-39

7439

30K→20M

18.6 - 20.0 mi

Top 74%
×5stories
+64ft-50ft

Overall

19698

Females

7703

F18-39

7703

20M→21M

20.0 - 21.0 mi

Top 76%
×8stories
+106ft-24ft

Overall

20313

Females

8101

F18-39

8101

21M→35K

21.0 - 21.8 mi

Top 75%
×7stories
+17ft-86ft

Overall

20061

Females

7976

F18-39

7976

35K→23M

21.8 - 23.0 mi

Top 72%
×5stories
+23ft-63ft

Overall

19216

Females

7538

F18-39

7538

23M→24M

23.0 - 24.0 mi

Top 75%
×6stories
+12ft-82ft

Overall

19932

Females

7943

F18-39

7943

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

19154

Females

7580

F18-39

7580

40K→25.2M

24.9 - 25.2 mi

Top 71%
×1story
+13ft-16ft

Overall

18839

Females

7443

F18-39

7443

25.2M→Finish

25.2 - 26.2 mi

Top 74%
×2stories
+22ft-21ft

Overall

19630

Females

7802

F18-39

7802

Passing Analysis

Category:
Athletes Passed
687
Passed By
3635
Net Change
-2948
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15704
5K → 10K61947-886#15704#16590
10K → 15K116354-238#16590#16828
15K → 20K76460-384#16828#17212
20K → Half1179-68#17212#17280
Half → 25K72291-219#17280#17499
25K → 30K77488-411#17499#17910
30K → 20M39228-189#17910#18099
20M → 21M42256-214#18099#18313
21M → 35K2489-65#18313#18378
35K → 23M58131-73#18378#18451
23M → 24M25111-86#18451#18537
24M → 40K3878-40#18537#18577
40K → 25.2M2036-16#18577#18593
25.2M → Finish2887-59#18593#18652
TOTALS6873635-2948
📊

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