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BOSTON MARATHON 2023

Erin Booth

Bib: 16434•F

MN

0:00
0:00
/ mi
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Overall
#0 / 26622
Gender (Female)
#0 / 11423
Top 35%
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
22:10
Rank: #7108
Start → 5K
22:10 | 7:08/mi
10K· 6.21 mi
45:16
Rank: #8351 (-1243)
5K → 10K
23:06 | 7:26/mi
15K· 9.32 mi
1:08:59
Rank: #9193 (-842)
10K → 15K
23:43 | 7:38/mi
20K· 12.43 mi
1:34:09
Rank: #10486 (-1293)
15K → 20K
25:10 | 8:06/mi
Half· 13.11 mi
1:39:37
Rank: #10719 (-233)
20K → Half
5:28 | 8:01/mi
25K· 15.53 mi
1:59:46
Rank: #11390 (-671)
Half → 25K
20:09 | 8:19/mi
30K· 18.64 mi
2:26:15
Rank: #11999 (-609)
25K → 30K
26:29 | 8:31/mi
20M
2:38:08
Rank: #12267 (-268)
30K → 20M
11:53 | 8:45/mi
21M
2:47:29
Rank: #12449 (-182)
20M → 21M
9:21 | 9:21/mi
35K· 21.75 mi
2:54:02
Rank: #12658 (-209)
21M → 35K
6:33 | 8:45/mi
23M
3:05:09
Rank: #12847 (-189)
35K → 23M
11:07 | 8:53/mi
24M
3:14:02
Rank: #13016 (-169)
23M → 24M
8:53 | 8:53/mi
40K· 24.85 mi
3:21:37
Rank: #13089 (-73)
24M → 40K
7:35 | 8:52/mi
25.2M
3:25:58
Rank: #13436 (-347)
40K → 25.2M
4:21 | 12:37/mi
Finish· 26.22 mi
3:34:50
Rank: #13587 (-151)
25.2M → Finish
8:52 | 8:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:39:37
Pace7:36 /mi
2nd Half
Distance13.11 mi
Time1:55:13
Pace8:47 /mi
📊Positive Split: 15.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:1422:107:0822:10
7:08
-
10K
6.21 mi11:35:2045:167:1723:06
7:26
+0:18
15K
9.32 mi11:59:031:08:597:2423:43
7:38
+0:12
20K
12.43 mi12:24:131:34:097:3525:10
8:06
+0:28
Half
13.11 mi12:29:411:39:377:365:28
8:01
-0:05
25K
15.53 mi12:49:501:59:467:4320:09
8:19
+0:18
30K
18.64 mi13:16:192:26:157:5126:29
8:31
+0:12
20M
20.00 mi13:28:122:38:087:5411:53
8:45
+0:14
21M
21.00 mi13:37:332:47:297:599:21
9:21
+0:36
35K
21.75 mi13:44:062:54:028:006:33
8:45
-0:36
23M
23.00 mi13:55:133:05:098:0311:07
8:53
+0:08
24M
24.00 mi14:04:063:14:028:058:53
8:53
0:00
40K
24.85 mi14:11:413:21:378:077:35
8:52
-0:01
25.2M
25.20 mi14:16:023:25:588:104:21
12:37
+3:45
Finish
26.22 mi14:24:543:34:508:128:52
8:42
-3:55

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

7:08 /mi

Average Pace

8:12 /mi

Slowest Pace

12:37 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:14:27

35% of race

Time at Steady Pace

2:06:41

59% of race

Time at Slower Pace

13:42

6% of race

Average Pace: 8:12 /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 mi11:12:1422:107:0822:10
7:08
#7108
10K
6.21 mi11:35:2045:167:1723:06
7:26
#8351
15K
9.32 mi11:59:031:08:597:2423:43
7:38
#9193
20K
12.43 mi12:24:131:34:097:3525:10
8:06
#10486
Half
13.11 mi12:29:411:39:377:365:28
8:01
#10719
25K
15.53 mi12:49:501:59:467:4320:09
8:19
#11390
30K
18.64 mi13:16:192:26:157:5126:29
8:31
#11999
20M
20.00 mi13:28:122:38:087:5411:53
8:45
#12267
21M
21.00 mi13:37:332:47:297:599:21
9:21
#12449
35K
21.75 mi13:44:062:54:028:006:33
8:45
#12658
23M
23.00 mi13:55:133:05:098:0311:07
8:53
#12847
24M
24.00 mi14:04:063:14:028:058:53
8:53
#13016
40K
24.85 mi14:11:413:21:378:077:35
8:52
#13089
25.2M
25.20 mi14:16:023:25:588:104:21
12:37
#13436
Finish
26.22 mi14:24:543:34:508:128:52
8:42
#13587
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi710874874811321(Top 43%)2531(Top 22%)2531(Top 52%)
10K6.21 mi3.10 mi8351-12431161-4131161-4139948(Top 37%)1798(Top 16%)1798(Top 37%)
15K9.32 mi3.11 mi9193-8421500-3391500-33911321(Top 43%)2531(Top 22%)2531(Top 52%)
20K12.43 mi3.11 mi10486-12932065-5652065-56514238(Top 53%)4250(Top 37%)4250(Top 87%)
Half13.11 mi0.68 mi10719-2332199-1342199-13414519(Top 55%)4388(Top 38%)4388(Top 90%)
25K15.53 mi2.42 mi11390-6712586-3872586-38715024(Top 56%)4852(Top 42%)4852(Top 99%)
30K18.64 mi3.11 mi11999-6092976-3902976-39014472(Top 54%)4605(Top 40%)4605(Top 94%)
20M20.00 mi1.36 mi12267-2683142-1663142-16615131(Top 57%)5070(Top 44%)5070(Top 104%)
21M21.00 mi1.00 mi12449-1823268-1263268-12615260(Top 57%)5197(Top 45%)5197(Top 106%)
35K21.75 mi0.75 mi12658-2093404-1363404-13616710(Top 63%)6098(Top 53%)6098(Top 125%)
23M23.00 mi1.25 mi12847-1893538-1343538-13415431(Top 58%)5407(Top 47%)5407(Top 111%)
24M24.00 mi1.00 mi13016-1693660-1223660-12216688(Top 63%)6182(Top 54%)6182(Top 127%)
40K24.85 mi0.85 mi13089-733726-663726-6615463(Top 58%)5557(Top 49%)5557(Top 114%)
25.2M25.20 mi0.35 mi13436-3473938-2123938-21223458(Top 88%)9898(Top 87%)9898(Top 203%)
Finish26.22 mi1.02 mi13587-1514039-1014039-10116501(Top 62%)6092(Top 53%)6092(Top 125%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 43%
×21stories
+97ft-345ft

Overall

11321

Females

2531

F18-39

2531

5K→10K

3.1 - 6.2 mi

Top 37%
×5stories
+79ft-138ft

Overall

9948

Females

1798

F18-39

1798

10K→15K

6.2 - 9.3 mi

Top 43%
×3stories
+67ft-78ft

Overall

11321

Females

2531

F18-39

2531

15K→20K

9.3 - 12.4 mi

Top 53%
×5stories
+106ft-86ft

Overall

14238

Females

4250

F18-39

4250

20K→Half

12.4 - 13.1 mi

Top 55%
×2stories
+19ft-37ft

Overall

14519

Females

4388

F18-39

4388

Half→25K

13.1 - 15.5 mi

Top 56%
×4stories
+66ft-88ft

Overall

15024

Females

4852

F18-39

4852

25K→30K

15.5 - 18.6 mi

Top 54%
×9stories
+181ft-148ft

Overall

14472

Females

4605

F18-39

4605

30K→20M

18.6 - 20.0 mi

Top 57%
×5stories
+64ft-50ft

Overall

15131

Females

5070

F18-39

5070

20M→21M

20.0 - 21.0 mi

Top 57%
×8stories
+106ft-24ft

Overall

15260

Females

5197

F18-39

5197

21M→35K

21.0 - 21.8 mi

Top 63%
×7stories
+17ft-86ft

Overall

16710

Females

6098

F18-39

6098

35K→23M

21.8 - 23.0 mi

Top 58%
×5stories
+23ft-63ft

Overall

15431

Females

5407

F18-39

5407

23M→24M

23.0 - 24.0 mi

Top 63%
×6stories
+12ft-82ft

Overall

16688

Females

6182

F18-39

6182

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

15463

Females

5557

F18-39

5557

40K→25.2M

24.9 - 25.2 mi

Top 88%
×1story
+13ft-16ft

Overall

23458

Females

9898

F18-39

9898

25.2M→Finish

25.2 - 26.2 mi

Top 62%
×2stories
+22ft-21ft

Overall

16501

Females

6092

F18-39

6092

Passing Analysis

Category:
Athletes Passed
386
Passed By
6863
Net Change
-6479
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7108
5K → 10K121255-1243#7108#8351
10K → 15K18860-842#8351#9193
15K → 20K101301-1293#9193#10486
20K → Half1234-233#10486#10719
Half → 25K27698-671#10719#11390
25K → 30K57666-609#11390#11999
30K → 20M48316-268#11999#12267
20M → 21M46228-182#12267#12449
21M → 35K13222-209#12449#12658
35K → 23M37226-189#12658#12847
23M → 24M29198-169#12847#13016
24M → 40K47120-73#13016#13089
40K → 25.2M5352-347#13089#13436
25.2M → Finish36187-151#13436#13587
TOTALS3866863-6479
📊

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