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BOSTON MARATHON 2023

Caroline Tucker

Bib: 26534•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
32:04
Rank: #24277
Start → 5K
32:04 | 10:19/mi
10K· 6.21 mi
1:04:59
Rank: #24630 (-353)
5K → 10K
32:55 | 10:36/mi
15K· 9.32 mi
1:37:38
Rank: #24586 (+44)
10K → 15K
32:39 | 10:31/mi
20K· 12.43 mi
2:10:04
Rank: #24362 (+224)
15K → 20K
32:26 | 10:26/mi
Half· 13.11 mi
2:17:08
Rank: #24341 (+21)
20K → Half
7:04 | 10:21/mi
25K· 15.53 mi
2:43:20
Rank: #24199 (+142)
Half → 25K
26:12 | 10:48/mi
30K· 18.64 mi
3:18:59
Rank: #24123 (+76)
25K → 30K
35:39 | 11:28/mi
20M
3:34:49
Rank: #24105 (+18)
30K → 20M
15:50 | 11:39/mi
21M
3:47:16
Rank: #24066 (+39)
20M → 21M
12:27 | 12:27/mi
35K· 21.75 mi
3:56:09
Rank: #24105 (-39)
21M → 35K
8:53 | 11:52/mi
23M
4:11:11
Rank: #24103 (+2)
35K → 23M
15:02 | 12:00/mi
24M
4:22:54
Rank: #24113 (-10)
23M → 24M
11:43 | 11:43/mi
40K· 24.85 mi
4:32:54
Rank: #24074 (+39)
24M → 40K
10:00 | 11:42/mi
25.2M
4:37:36
Rank: #24088 (-14)
40K → 25.2M
4:42 | 13:38/mi
Finish· 26.22 mi
4:48:46
Rank: #24096 (-8)
25.2M → Finish
11:10 | 10:57/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:17:08
Pace10:28 /mi
2nd Half
Distance13.11 mi
Time2:31:38
Pace11:34 /mi
📊Positive Split: 10.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3532:0410:1932:04
10:19
-
10K
6.21 mi12:21:301:04:5910:2732:55
10:36
+0:17
15K
9.32 mi12:54:091:37:3810:2932:39
10:31
-0:05
20K
12.43 mi13:26:352:10:0410:2832:26
10:26
-0:05
Half
13.11 mi13:33:392:17:0810:287:04
10:21
-0:05
25K
15.53 mi13:59:512:43:2010:3126:12
10:48
+0:27
30K
18.64 mi14:35:303:18:5910:4035:39
11:28
+0:40
20M
20.00 mi14:51:203:34:4910:4415:50
11:39
+0:11
21M
21.00 mi15:03:473:47:1610:4912:27
12:27
+0:48
35K
21.75 mi15:12:403:56:0910:528:53
11:52
-0:35
23M
23.00 mi15:27:424:11:1110:5515:02
12:00
+0:08
24M
24.00 mi15:39:254:22:5410:5711:43
11:43
-0:17
40K
24.85 mi15:49:254:32:5410:5910:00
11:42
-0:01
25.2M
25.20 mi15:54:074:37:3611:014:42
13:38
+1:56
Finish
26.22 mi16:05:174:48:4611:0111:10
10:57
-2:41

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

10:19 /mi

Average Pace

11:01 /mi

Slowest Pace

13:38 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:54:30

60% of race

Time at Steady Pace

1:22:05

28% of race

Time at Slower Pace

32:11

11% of race

Average Pace: 11:01 /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 mi11:48:3532:0410:1932:04
10:19
#24277
10K
6.21 mi12:21:301:04:5910:2732:55
10:36
#24630
15K
9.32 mi12:54:091:37:3810:2932:39
10:31
#24586
20K
12.43 mi13:26:352:10:0410:2832:26
10:26
#24362
Half
13.11 mi13:33:392:17:0810:287:04
10:21
#24341
25K
15.53 mi13:59:512:43:2010:3126:12
10:48
#24199
30K
18.64 mi14:35:303:18:5910:4035:39
11:28
#24123
20M
20.00 mi14:51:203:34:4910:4415:50
11:39
#24105
21M
21.00 mi15:03:473:47:1610:4912:27
12:27
#24066
35K
21.75 mi15:12:403:56:0910:528:53
11:52
#24105
23M
23.00 mi15:27:424:11:1110:5515:02
12:00
#24103
24M
24.00 mi15:39:254:22:5410:5711:43
11:43
#24113
40K
24.85 mi15:49:254:32:5410:5910:00
11:42
#24074
25.2M
25.20 mi15:54:074:37:3611:014:42
13:38
#24088
Finish
26.22 mi16:05:174:48:4611:0111:10
10:57
#24096
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24277100261002624474(Top 92%)10167(Top 89%)10167(Top 208%)
10K6.21 mi3.10 mi24630-35310225-19910225-19924846(Top 93%)10351(Top 91%)10351(Top 212%)
15K9.32 mi3.11 mi24586+4410213+1210213+1224474(Top 92%)10167(Top 89%)10167(Top 208%)
20K12.43 mi3.11 mi24362+22410101+11210101+11223736(Top 89%)9766(Top 85%)9766(Top 200%)
Half13.11 mi0.68 mi24341+2110085+1610085+1623959(Top 90%)9895(Top 87%)9895(Top 203%)
25K15.53 mi2.42 mi24199+14210016+6910016+6923683(Top 89%)9778(Top 86%)9778(Top 200%)
30K18.64 mi3.11 mi24123+769988+289988+2823830(Top 90%)9919(Top 87%)9919(Top 203%)
20M20.00 mi1.36 mi24105+189996-89996-823761(Top 89%)9936(Top 87%)9936(Top 203%)
21M21.00 mi1.00 mi24066+399981+159981+1523399(Top 88%)9760(Top 85%)9760(Top 200%)
35K21.75 mi0.75 mi24105-3910008-2710008-2724553(Top 92%)10429(Top 91%)10429(Top 214%)
23M23.00 mi1.25 mi24103+210019-1110019-1124018(Top 90%)10137(Top 89%)10137(Top 208%)
24M24.00 mi1.00 mi24113-1010032-1310032-1324161(Top 91%)10251(Top 90%)10251(Top 210%)
40K24.85 mi0.85 mi24074+3910019+1310019+1323512(Top 88%)9948(Top 87%)9948(Top 204%)
25.2M25.20 mi0.35 mi24088-1410031-1210031-1224660(Top 93%)10515(Top 92%)10515(Top 215%)
Finish26.22 mi1.02 mi24096-810037-610037-623898(Top 90%)10106(Top 88%)10106(Top 207%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 92%
×21stories
+97ft-345ft

Overall

24474

Females

10167

F18-39

10167

5K→10K

3.1 - 6.2 mi

Top 93%
×5stories
+79ft-138ft

Overall

24846

Females

10351

F18-39

10351

10K→15K

6.2 - 9.3 mi

Top 92%
×3stories
+67ft-78ft

Overall

24474

Females

10167

F18-39

10167

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23736

Females

9766

F18-39

9766

20K→Half

12.4 - 13.1 mi

Top 90%
×2stories
+19ft-37ft

Overall

23959

Females

9895

F18-39

9895

Half→25K

13.1 - 15.5 mi

Top 89%
×4stories
+66ft-88ft

Overall

23683

Females

9778

F18-39

9778

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

23830

Females

9919

F18-39

9919

30K→20M

18.6 - 20.0 mi

Top 89%
×5stories
+64ft-50ft

Overall

23761

Females

9936

F18-39

9936

20M→21M

20.0 - 21.0 mi

Top 88%
×8stories
+106ft-24ft

Overall

23399

Females

9760

F18-39

9760

21M→35K

21.0 - 21.8 mi

Top 92%
×7stories
+17ft-86ft

Overall

24553

Females

10429

F18-39

10429

35K→23M

21.8 - 23.0 mi

Top 90%
×5stories
+23ft-63ft

Overall

24018

Females

10137

F18-39

10137

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

24161

Females

10251

F18-39

10251

24M→40K

24.0 - 24.9 mi

Top 88%
×1story
+6ft-20ft

Overall

23512

Females

9948

F18-39

9948

40K→25.2M

24.9 - 25.2 mi

Top 93%
×1story
+13ft-16ft

Overall

24660

Females

10515

F18-39

10515

25.2M→Finish

25.2 - 26.2 mi

Top 90%
×2stories
+22ft-21ft

Overall

23898

Females

10106

F18-39

10106

Passing Analysis

Category:
Athletes Passed
1068
Passed By
887
Net Change
+181
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24277
5K → 10K63416-353#24277#24630
10K → 15K147103+44#24630#24586
15K → 20K24218+224#24586#24362
20K → Half3110+21#24362#24341
Half → 25K16624+142#24341#24199
25K → 30K14973+76#24199#24123
30K → 20M6143+18#24123#24105
20M → 21M5617+39#24105#24066
21M → 35K1150-39#24066#24105
35K → 23M3836+2#24105#24103
23M → 24M2737-10#24103#24113
24M → 40K4910+39#24113#24074
40K → 25.2M519-14#24074#24088
25.2M → Finish2331-8#24088#24096
TOTALS1068887+181
📊

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