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BOSTON MARATHON 2023

Cara Murtagh

Bib: 29807•F

MA

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
33:18
Rank: #25230
Start → 5K
33:18 | 10:43/mi
10K· 6.21 mi
1:08:25
Rank: #25620 (-390)
5K → 10K
35:07 | 11:18/mi
15K· 9.32 mi
1:42:27
Rank: #25430 (+190)
10K → 15K
34:02 | 10:57/mi
20K· 12.43 mi
2:16:30
Rank: #25186 (+244)
15K → 20K
34:03 | 10:58/mi
Half· 13.11 mi
2:23:34
Rank: #25124 (+62)
20K → Half
7:04 | 10:21/mi
25K· 15.53 mi
2:49:38
Rank: #24889 (+235)
Half → 25K
26:04 | 10:45/mi
30K· 18.64 mi
3:27:00
Rank: #24839 (+50)
25K → 30K
37:22 | 12:02/mi
20M
3:42:51
Rank: #24763 (+76)
30K → 20M
15:51 | 11:40/mi
21M
3:54:31
Rank: #24642 (+121)
20M → 21M
11:40 | 11:40/mi
35K· 21.75 mi
4:04:20
Rank: #24714 (-72)
21M → 35K
9:49 | 13:07/mi
23M
4:19:14
Rank: #24660 (+54)
35K → 23M
14:54 | 11:54/mi
24M
4:30:48
Rank: #24648 (+12)
23M → 24M
11:34 | 11:34/mi
40K· 24.85 mi
4:41:25
Rank: #24641 (+7)
24M → 40K
10:37 | 12:25/mi
25.2M
4:46:04
Rank: #24648 (-7)
40K → 25.2M
4:39 | 13:29/mi
Finish· 26.22 mi
4:57:12
Rank: #24642 (+6)
25.2M → Finish
11:08 | 10:56/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:23:34
Pace10:57 /mi
2nd Half
Distance13.11 mi
Time2:33:38
Pace11:43 /mi
📊Positive Split: 7.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:51:2433:1810:4333:18
10:43
-
10K
6.21 mi12:26:311:08:2511:0135:07
11:18
+0:35
15K
9.32 mi13:00:331:42:2711:0034:02
10:57
-0:21
20K
12.43 mi13:34:362:16:3010:5934:03
10:58
+0:01
Half
13.11 mi13:41:402:23:3410:577:04
10:21
-0:37
25K
15.53 mi14:07:442:49:3810:5526:04
10:45
+0:24
30K
18.64 mi14:45:063:27:0011:0637:22
12:02
+1:17
20M
20.00 mi15:00:573:42:5111:0915:51
11:40
-0:22
21M
21.00 mi15:12:373:54:3111:1011:40
11:40
0:00
35K
21.75 mi15:22:264:04:2011:149:49
13:07
+1:27
23M
23.00 mi15:37:204:19:1411:1614:54
11:54
-1:13
24M
24.00 mi15:48:544:30:4811:1711:34
11:34
-0:20
40K
24.85 mi15:59:314:41:2511:1910:37
12:25
+0:51
25.2M
25.20 mi16:04:104:46:0411:214:39
13:29
+1:04
Finish
26.22 mi16:15:184:57:1211:2111:08
10:56
-2:33

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

10:21 /mi

Average Pace

11:21 /mi

Slowest Pace

13:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:25:39

49% of race

Time at Steady Pace

1:29:06

30% of race

Time at Slower Pace

1:02:27

21% of race

Average Pace: 11:20 /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 mi11:51:2433:1810:4333:18
10:43
#25230
10K
6.21 mi12:26:311:08:2511:0135:07
11:18
#25620
15K
9.32 mi13:00:331:42:2711:0034:02
10:57
#25430
20K
12.43 mi13:34:362:16:3010:5934:03
10:58
#25186
Half
13.11 mi13:41:402:23:3410:577:04
10:21
#25124
25K
15.53 mi14:07:442:49:3810:5526:04
10:45
#24889
30K
18.64 mi14:45:063:27:0011:0637:22
12:02
#24839
20M
20.00 mi15:00:573:42:5111:0915:51
11:40
#24763
21M
21.00 mi15:12:373:54:3111:1011:40
11:40
#24642
35K
21.75 mi15:22:264:04:2011:149:49
13:07
#24714
23M
23.00 mi15:37:204:19:1411:1614:54
11:54
#24660
24M
24.00 mi15:48:544:30:4811:1711:34
11:34
#24648
40K
24.85 mi15:59:314:41:2511:1910:37
12:25
#24641
25.2M
25.20 mi16:04:104:46:0411:214:39
13:29
#24648
Finish
26.22 mi16:15:184:57:1211:2111:08
10:56
#24642
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25230105631056325130(Top 94%)10533(Top 92%)10533(Top 216%)
10K6.21 mi3.10 mi25620-39010807-24410807-24425792(Top 97%)10905(Top 95%)10905(Top 223%)
15K9.32 mi3.11 mi25430+19010691+11610691+11625130(Top 94%)10533(Top 92%)10533(Top 216%)
20K12.43 mi3.11 mi25186+24410561+13010561+13024584(Top 92%)10249(Top 90%)10249(Top 210%)
Half13.11 mi0.68 mi25124+6210528+3310528+3323966(Top 90%)9902(Top 87%)9902(Top 203%)
25K15.53 mi2.42 mi24889+23510407+12110407+12123594(Top 89%)9730(Top 85%)9730(Top 199%)
30K18.64 mi3.11 mi24839+5010393+1410393+1424525(Top 92%)10297(Top 90%)10297(Top 211%)
20M20.00 mi1.36 mi24763+7610367+2610367+2623784(Top 89%)9955(Top 87%)9955(Top 204%)
21M21.00 mi1.00 mi24642+12110295+7210295+7222170(Top 83%)9097(Top 80%)9097(Top 186%)
35K21.75 mi0.75 mi24714-7210343-4810343-4825655(Top 96%)10973(Top 96%)10973(Top 225%)
23M23.00 mi1.25 mi24660+5410321+2210321+2223863(Top 90%)10047(Top 88%)10047(Top 206%)
24M24.00 mi1.00 mi24648+1210327-610327-623970(Top 90%)10151(Top 89%)10151(Top 208%)
40K24.85 mi0.85 mi24641+710337-1010337-1024355(Top 91%)10370(Top 91%)10370(Top 212%)
25.2M25.20 mi0.35 mi24648-710338-110338-124516(Top 92%)10446(Top 91%)10446(Top 214%)
Finish26.22 mi1.02 mi24642+610336+210336+223840(Top 90%)10081(Top 88%)10081(Top 206%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 94%
×21stories
+97ft-345ft

Overall

25130

Females

10533

F18-39

10533

5K→10K

3.1 - 6.2 mi

Top 97%
×5stories
+79ft-138ft

Overall

25792

Females

10905

F18-39

10905

10K→15K

6.2 - 9.3 mi

Top 94%
×3stories
+67ft-78ft

Overall

25130

Females

10533

F18-39

10533

15K→20K

9.3 - 12.4 mi

Top 92%
×5stories
+106ft-86ft

Overall

24584

Females

10249

F18-39

10249

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23966

Females

9902

F18-39

9902

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23594

Females

9730

F18-39

9730

25K→30K

15.5 - 18.6 mi

Top 92%
×9stories
+181ft-148ft

Overall

24525

Females

10297

F18-39

10297

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23784

Females

9955

F18-39

9955

20M→21M

20.0 - 21.0 mi

Top 83%
×8stories
+106ft-24ft

Overall

22170

Females

9097

F18-39

9097

21M→35K

21.0 - 21.8 mi

Top 96%
×7stories
+17ft-86ft

Overall

25655

Females

10973

F18-39

10973

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

23863

Females

10047

F18-39

10047

23M→24M

23.0 - 24.0 mi

Top 90%
×6stories
+12ft-82ft

Overall

23970

Females

10151

F18-39

10151

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24355

Females

10370

F18-39

10370

40K→25.2M

24.9 - 25.2 mi

Top 92%
×1story
+13ft-16ft

Overall

24516

Females

10446

F18-39

10446

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23840

Females

10081

F18-39

10081

Passing Analysis

Category:
Athletes Passed
1327
Passed By
739
Net Change
+588
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25230
5K → 10K37427-390#25230#25620
10K → 15K22131+190#25620#25430
15K → 20K2517+244#25430#25186
20K → Half653+62#25186#25124
Half → 25K2383+235#25124#24889
25K → 30K11666+50#24889#24839
30K → 20M9115+76#24839#24763
20M → 21M1221+121#24763#24642
21M → 35K981-72#24642#24714
35K → 23M6713+54#24714#24660
23M → 24M3927+12#24660#24648
24M → 40K3124+7#24648#24641
40K → 25.2M916-7#24641#24648
25.2M → Finish3125+6#24648#24642
TOTALS1327739+588
📊

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