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BOSTON MARATHON 2023

Courtney Heys

Bib: 18316•F

MI

0:00
0:00
/ mi
Masters
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Overall
#0 / 26622
Top 45%
Gender (Female)
#0 / 11423
Top 28%
Masters (Masters Women)
#0 / 6539
Top 15%
Division (F40-44)
#0 / 1878
Top 28%
Race Day Weather
49°/39°F
light intensity drizzle

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:58
Rank: #11594
Start → 5K
23:58 | 7:43/mi
10K· 6.21 mi
48:05
Rank: #12177 (-583)
5K → 10K
24:07 | 7:46/mi
15K· 9.32 mi
1:12:16
Rank: #12251 (-74)
10K → 15K
24:11 | 7:47/mi
20K· 12.43 mi
1:36:43
Rank: #12240 (+11)
15K → 20K
24:27 | 7:52/mi
Half· 13.11 mi
1:42:04
Rank: #12287 (-47)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:01:26
Rank: #12330 (-43)
Half → 25K
19:22 | 7:59/mi
30K· 18.64 mi
2:26:35
Rank: #12157 (+173)
25K → 30K
25:09 | 8:06/mi
20M
2:37:40
Rank: #12076 (+81)
30K → 20M
11:05 | 8:09/mi
21M
2:46:24
Rank: #12050 (+26)
20M → 21M
8:44 | 8:44/mi
35K· 21.75 mi
2:52:24
Rank: #12042 (+8)
21M → 35K
6:00 | 8:01/mi
23M
3:02:46
Rank: #12023 (+19)
35K → 23M
10:22 | 8:17/mi
24M
3:10:54
Rank: #12027 (-4)
23M → 24M
8:08 | 8:08/mi
40K· 24.85 mi
3:18:00
Rank: #12025 (+2)
24M → 40K
7:06 | 8:18/mi
25.2M
3:21:03
Rank: #12010 (+15)
40K → 25.2M
3:03 | 8:51/mi
Finish· 26.22 mi
3:29:26
Rank: #12083 (-73)
25.2M → Finish
8:23 | 8:14/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:42:04
Pace7:47 /mi
2nd Half
Distance13.11 mi
Time1:47:22
Pace8:11 /mi
📊Positive Split: 5.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:15:1123:587:4323:58
7:43
-
10K
6.21 mi11:39:1848:057:4424:07
7:46
+0:03
15K
9.32 mi12:03:291:12:167:4524:11
7:47
+0:01
20K
12.43 mi12:27:561:36:437:4724:27
7:52
+0:05
Half
13.11 mi12:33:171:42:047:475:21
7:50
-0:02
25K
15.53 mi12:52:392:01:267:4919:22
7:59
+0:09
30K
18.64 mi13:17:482:26:357:5225:09
8:06
+0:07
20M
20.00 mi13:28:532:37:407:5311:05
8:09
+0:03
21M
21.00 mi13:37:372:46:247:558:44
8:44
+0:35
35K
21.75 mi13:43:372:52:247:566:00
8:01
-0:43
23M
23.00 mi13:53:593:02:467:5710:22
8:17
+0:16
24M
24.00 mi14:02:073:10:547:578:08
8:08
-0:09
40K
24.85 mi14:09:133:18:007:587:06
8:18
+0:10
25.2M
25.20 mi14:12:163:21:037:593:03
8:51
+0:33
Finish
26.22 mi14:20:393:29:268:008:23
8:14
-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

7:43 /mi

Average Pace

8:00 /mi

Slowest Pace

8:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

3:17:39

94% of race

Time at Steady Pace

11:47

6% of race

Time at Slower Pace

0:00

0% of race

Average Pace: 7:59 /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 mi11:15:1123:587:4323:58
7:43
#11594
10K
6.21 mi11:39:1848:057:4424:07
7:46
#12177
15K
9.32 mi12:03:291:12:167:4524:11
7:47
#12251
20K
12.43 mi12:27:561:36:437:4724:27
7:52
#12240
Half
13.11 mi12:33:171:42:047:475:21
7:50
#12287
25K
15.53 mi12:52:392:01:267:4919:22
7:59
#12330
30K
18.64 mi13:17:482:26:357:5225:09
8:06
#12157
20M
20.00 mi13:28:532:37:407:5311:05
8:09
#12076
21M
21.00 mi13:37:372:46:247:558:44
8:44
#12050
35K
21.75 mi13:43:372:52:247:566:00
8:01
#12042
23M
23.00 mi13:53:593:02:467:5710:22
8:17
#12023
24M
24.00 mi14:02:073:10:547:578:08
8:08
#12027
40K
24.85 mi14:09:133:18:007:587:06
8:18
#12025
25.2M
25.20 mi14:12:163:21:037:593:03
8:51
#12010
Finish
26.22 mi14:20:393:29:268:008:23
8:14
#12083
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi115942640264012606(Top 47%)3241(Top 28%)3241(Top 173%)
10K6.21 mi3.10 mi12177-5832963-3232963-32312804(Top 48%)3316(Top 29%)3316(Top 177%)
15K9.32 mi3.11 mi12251-743035-723035-7212606(Top 47%)3241(Top 28%)3241(Top 173%)
20K12.43 mi3.11 mi12240+113057-223057-2212354(Top 46%)3170(Top 28%)3170(Top 169%)
Half13.11 mi0.68 mi12287-473091-343091-3413138(Top 49%)3572(Top 31%)3572(Top 190%)
25K15.53 mi2.42 mi12330-433132-413132-4112652(Top 48%)3444(Top 30%)3444(Top 183%)
30K18.64 mi3.11 mi12157+1733065+673065+6711611(Top 44%)2967(Top 26%)2967(Top 158%)
20M20.00 mi1.36 mi12076+813045+203045+2011416(Top 43%)2951(Top 26%)2951(Top 157%)
21M21.00 mi1.00 mi12050+263034+113034+1111896(Top 45%)3343(Top 29%)3343(Top 178%)
35K21.75 mi0.75 mi12042+83053-193053-1912302(Top 46%)3593(Top 31%)3593(Top 191%)
23M23.00 mi1.25 mi12023+193075-223075-2211763(Top 44%)3385(Top 30%)3385(Top 180%)
24M24.00 mi1.00 mi12027-43095-203095-2012160(Top 46%)3671(Top 32%)3671(Top 195%)
40K24.85 mi0.85 mi12025+23115-203115-2012093(Top 45%)3718(Top 33%)3718(Top 198%)
25.2M25.20 mi0.35 mi12010+153108+73108+711634(Top 44%)3530(Top 31%)3530(Top 188%)
Finish26.22 mi1.02 mi12083-733172-643172-6413628(Top 51%)4534(Top 40%)4534(Top 241%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 47%
×21stories
+97ft-345ft

Overall

12606

Females

3241

F40-44

3241

5K→10K

3.1 - 6.2 mi

Top 48%
×5stories
+79ft-138ft

Overall

12804

Females

3316

F40-44

3316

10K→15K

6.2 - 9.3 mi

Top 47%
×3stories
+67ft-78ft

Overall

12606

Females

3241

F40-44

3241

15K→20K

9.3 - 12.4 mi

Top 46%
×5stories
+106ft-86ft

Overall

12354

Females

3170

F40-44

3170

20K→Half

12.4 - 13.1 mi

Top 49%
×2stories
+19ft-37ft

Overall

13138

Females

3572

F40-44

3572

Half→25K

13.1 - 15.5 mi

Top 48%
×4stories
+66ft-88ft

Overall

12652

Females

3444

F40-44

3444

25K→30K

15.5 - 18.6 mi

Top 44%
×9stories
+181ft-148ft

Overall

11611

Females

2967

F40-44

2967

30K→20M

18.6 - 20.0 mi

Top 43%
×5stories
+64ft-50ft

Overall

11416

Females

2951

F40-44

2951

20M→21M

20.0 - 21.0 mi

Top 45%
×8stories
+106ft-24ft

Overall

11896

Females

3343

F40-44

3343

21M→35K

21.0 - 21.8 mi

Top 46%
×7stories
+17ft-86ft

Overall

12302

Females

3593

F40-44

3593

35K→23M

21.8 - 23.0 mi

Top 44%
×5stories
+23ft-63ft

Overall

11763

Females

3385

F40-44

3385

23M→24M

23.0 - 24.0 mi

Top 46%
×6stories
+12ft-82ft

Overall

12160

Females

3671

F40-44

3671

24M→40K

24.0 - 24.9 mi

Top 45%
×1story
+6ft-20ft

Overall

12093

Females

3718

F40-44

3718

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11634

Females

3530

F40-44

3530

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

13628

Females

4534

F40-44

4534

Passing Analysis

Category:
Athletes Passed
1465
Passed By
1954
Net Change
-489
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#11594
5K → 10K110693-583#11594#12177
10K → 15K163237-74#12177#12251
15K → 20K184173+11#12251#12240
20K → Half1562-47#12240#12287
Half → 25K106149-43#12287#12330
25K → 30K286113+173#12330#12157
30K → 20M14261+81#12157#12076
20M → 21M9266+26#12076#12050
21M → 35K5143+8#12050#12042
35K → 23M9677+19#12042#12023
23M → 24M7276-4#12023#12027
24M → 40K6866+2#12027#12025
40K → 25.2M3419+15#12025#12010
25.2M → Finish46119-73#12010#12083
TOTALS14651954-489
📊

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