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BOSTON MARATHON 2023

Katie Mcgrath

Bib: 24876•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
32:47
Rank: #24838
Start → 5K
32:47 | 10:33/mi
10K· 6.21 mi
1:04:33
Rank: #24470 (+368)
5K → 10K
31:46 | 10:13/mi
15K· 9.32 mi
1:36:32
Rank: #24344 (+126)
10K → 15K
31:59 | 10:18/mi
20K· 12.43 mi
2:08:47
Rank: #24137 (+207)
15K → 20K
32:15 | 10:23/mi
Half· 13.11 mi
2:15:35
Rank: #24085 (+52)
20K → Half
6:48 | 9:58/mi
25K· 15.53 mi
2:41:29
Rank: #23961 (+124)
Half → 25K
25:54 | 10:41/mi
30K· 18.64 mi
3:17:09
Rank: #23952 (+9)
25K → 30K
35:40 | 11:29/mi
20M
3:33:50
Rank: #24028 (-76)
30K → 20M
16:41 | 12:17/mi
21M
3:47:38
Rank: #24099 (-71)
20M → 21M
13:48 | 13:48/mi
35K· 21.75 mi
3:56:21
Rank: #24123 (-24)
21M → 35K
8:43 | 11:39/mi
23M
4:12:27
Rank: #24194 (-71)
35K → 23M
16:06 | 12:52/mi
24M
4:24:11
Rank: #24196 (-2)
23M → 24M
11:44 | 11:44/mi
40K· 24.85 mi
4:34:41
Rank: #24209 (-13)
24M → 40K
10:30 | 12:17/mi
25.2M
4:38:56
Rank: #24186 (+23)
40K → 25.2M
4:15 | 12:19/mi
Finish· 26.22 mi
4:49:46
Rank: #24162 (+24)
25.2M → Finish
10:50 | 10:38/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:15:35
Pace10:21 /mi
2nd Half
Distance13.11 mi
Time2:34:11
Pace11:46 /mi
📊Positive Split: 13.7% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:53:5732:4710:3332:47
10:33
-
10K
6.21 mi12:25:431:04:3310:2331:46
10:13
-0:20
15K
9.32 mi12:57:421:36:3210:2131:59
10:18
+0:05
20K
12.43 mi13:29:572:08:4710:2232:15
10:23
+0:05
Half
13.11 mi13:36:452:15:3510:216:48
9:58
-0:25
25K
15.53 mi14:02:392:41:2910:2425:54
10:41
+0:43
30K
18.64 mi14:38:193:17:0910:3535:40
11:29
+0:48
20M
20.00 mi14:55:003:33:5010:4116:41
12:17
+0:48
21M
21.00 mi15:08:483:47:3810:5013:48
13:48
+1:31
35K
21.75 mi15:17:313:56:2110:528:43
11:39
-2:09
23M
23.00 mi15:33:374:12:2710:5916:06
12:52
+1:13
24M
24.00 mi15:45:214:24:1111:0011:44
11:44
-1:08
40K
24.85 mi15:55:514:34:4111:0310:30
12:17
+0:33
25.2M
25.20 mi16:00:064:38:5611:044:15
12:19
+0:02
Finish
26.22 mi16:10:564:49:4611:0410:50
10:38
-1:41

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

9:58 /mi

Average Pace

11:04 /mi

Slowest Pace

13:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:52:19

59% of race

Time at Steady Pace

56:07

19% of race

Time at Slower Pace

1:01:20

21% of race

Average Pace: 11:03 /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 mi11:53:5732:4710:3332:47
10:33
#24838
10K
6.21 mi12:25:431:04:3310:2331:46
10:13
#24470
15K
9.32 mi12:57:421:36:3210:2131:59
10:18
#24344
20K
12.43 mi13:29:572:08:4710:2232:15
10:23
#24137
Half
13.11 mi13:36:452:15:3510:216:48
9:58
#24085
25K
15.53 mi14:02:392:41:2910:2425:54
10:41
#23961
30K
18.64 mi14:38:193:17:0910:3535:40
11:29
#23952
20M
20.00 mi14:55:003:33:5010:4116:41
12:17
#24028
21M
21.00 mi15:08:483:47:3810:5013:48
13:48
#24099
35K
21.75 mi15:17:313:56:2110:528:43
11:39
#24123
23M
23.00 mi15:33:374:12:2710:5916:06
12:52
#24194
24M
24.00 mi15:45:214:24:1111:0011:44
11:44
#24196
40K
24.85 mi15:55:514:34:4111:0310:30
12:17
#24209
25.2M
25.20 mi16:00:064:38:5611:044:15
12:19
#24186
Finish
26.22 mi16:10:564:49:4611:0410:50
10:38
#24162
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24838103501035024090(Top 90%)9942(Top 87%)9942(Top 204%)
10K6.21 mi3.10 mi24470+36810144+20610144+20624182(Top 91%)9985(Top 87%)9985(Top 204%)
15K9.32 mi3.11 mi24344+12610079+6510079+6524090(Top 90%)9942(Top 87%)9942(Top 204%)
20K12.43 mi3.11 mi24137+2079969+1109969+11023622(Top 89%)9698(Top 85%)9698(Top 199%)
Half13.11 mi0.68 mi24085+529947+229947+2223236(Top 87%)9490(Top 83%)9490(Top 194%)
25K15.53 mi2.42 mi23961+1249876+719876+7123489(Top 88%)9661(Top 85%)9661(Top 198%)
30K18.64 mi3.11 mi23952+99890-149890-1423842(Top 90%)9928(Top 87%)9928(Top 203%)
20M20.00 mi1.36 mi24028-769946-569946-5624518(Top 92%)10345(Top 91%)10345(Top 212%)
21M21.00 mi1.00 mi24099-7110003-5710003-5724866(Top 93%)10537(Top 92%)10537(Top 216%)
35K21.75 mi0.75 mi24123-2410021-1810021-1824292(Top 91%)10281(Top 90%)10281(Top 211%)
23M23.00 mi1.25 mi24194-7110070-4910070-4924946(Top 94%)10605(Top 93%)10605(Top 217%)
24M24.00 mi1.00 mi24196-210073-310073-324190(Top 91%)10269(Top 90%)10269(Top 210%)
40K24.85 mi0.85 mi24209-1310091-1810091-1824210(Top 91%)10287(Top 90%)10287(Top 211%)
25.2M25.20 mi0.35 mi24186+2310084+710084+723044(Top 87%)9690(Top 85%)9690(Top 198%)
Finish26.22 mi1.02 mi24162+2410073+1110073+1123295(Top 88%)9802(Top 86%)9802(Top 201%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 90%
×21stories
+97ft-345ft

Overall

24090

Females

9942

F18-39

9942

5K→10K

3.1 - 6.2 mi

Top 91%
×5stories
+79ft-138ft

Overall

24182

Females

9985

F18-39

9985

10K→15K

6.2 - 9.3 mi

Top 90%
×3stories
+67ft-78ft

Overall

24090

Females

9942

F18-39

9942

15K→20K

9.3 - 12.4 mi

Top 89%
×5stories
+106ft-86ft

Overall

23622

Females

9698

F18-39

9698

20K→Half

12.4 - 13.1 mi

Top 87%
×2stories
+19ft-37ft

Overall

23236

Females

9490

F18-39

9490

Half→25K

13.1 - 15.5 mi

Top 88%
×4stories
+66ft-88ft

Overall

23489

Females

9661

F18-39

9661

25K→30K

15.5 - 18.6 mi

Top 90%
×9stories
+181ft-148ft

Overall

23842

Females

9928

F18-39

9928

30K→20M

18.6 - 20.0 mi

Top 92%
×5stories
+64ft-50ft

Overall

24518

Females

10345

F18-39

10345

20M→21M

20.0 - 21.0 mi

Top 93%
×8stories
+106ft-24ft

Overall

24866

Females

10537

F18-39

10537

21M→35K

21.0 - 21.8 mi

Top 91%
×7stories
+17ft-86ft

Overall

24292

Females

10281

F18-39

10281

35K→23M

21.8 - 23.0 mi

Top 94%
×5stories
+23ft-63ft

Overall

24946

Females

10605

F18-39

10605

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

24190

Females

10269

F18-39

10269

24M→40K

24.0 - 24.9 mi

Top 91%
×1story
+6ft-20ft

Overall

24210

Females

10287

F18-39

10287

40K→25.2M

24.9 - 25.2 mi

Top 87%
×1story
+13ft-16ft

Overall

23044

Females

9690

F18-39

9690

25.2M→Finish

25.2 - 26.2 mi

Top 88%
×2stories
+22ft-21ft

Overall

23295

Females

9802

F18-39

9802

Passing Analysis

Category:
Athletes Passed
1372
Passed By
696
Net Change
+676
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24838
5K → 10K43769+368#24838#24470
10K → 15K19165+126#24470#24344
15K → 20K22922+207#24344#24137
20K → Half575+52#24137#24085
Half → 25K16036+124#24085#23961
25K → 30K112103+9#23961#23952
30K → 20M24100-76#23952#24028
20M → 21M1889-71#24028#24099
21M → 35K1438-24#24099#24123
35K → 23M1687-71#24123#24194
23M → 24M2325-2#24194#24196
24M → 40K2740-13#24196#24209
40K → 25.2M274+23#24209#24186
25.2M → Finish3713+24#24186#24162
TOTALS1372696+676
📊

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