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BOSTON MARATHON 2024

Karin Knudson

Bib: 16552•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 47%
Gender (Female)
#0 / 10924
Top 34%
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:15
Rank: #13141
Start → 5K
24:15 | 7:48/mi
10K· 6.21 mi
48:43
Rank: #13156 (-15)
5K → 10K
24:28 | 7:53/mi
15K· 9.32 mi
1:13:18
Rank: #13023 (+133)
10K → 15K
24:35 | 7:55/mi
20K· 12.43 mi
1:38:12
Rank: #12663 (+360)
15K → 20K
24:54 | 8:01/mi
Half· 13.11 mi
1:43:30
Rank: #12561 (+102)
20K → Half
5:18 | 7:46/mi
25K· 15.53 mi
2:02:51
Rank: #12052 (+509)
Half → 25K
19:21 | 7:59/mi
30K· 18.64 mi
2:31:39
Rank: #12574 (-522)
25K → 30K
28:48 | 9:16/mi
20M
2:43:59
Rank: #12526 (+48)
30K → 20M
12:20 | 9:05/mi
21M
2:54:19
Rank: #12608 (-82)
20M → 21M
10:20 | 10:20/mi
35K· 21.75 mi
3:00:54
Rank: #12566 (+42)
21M → 35K
6:35 | 8:48/mi
23M
3:12:27
Rank: #12512 (+54)
35K → 23M
11:33 | 9:13/mi
24M
3:20:48
Rank: #12289 (+223)
23M → 24M
8:21 | 8:21/mi
40K· 24.85 mi
3:28:09
Rank: #12133 (+156)
24M → 40K
7:21 | 8:36/mi
25.2M
3:31:46
Rank: #12133
40K → 25.2M
3:37 | 10:29/mi
Finish· 26.22 mi
3:39:59
Rank: #11988 (+145)
25.2M → Finish
8:13 | 8:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:30
Pace7:54 /mi
2nd Half
Distance13.11 mi
Time1:56:29
Pace8:53 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:3524:157:4824:15
7:48
-
10K
6.21 mi11:39:0348:437:5024:28
7:53
+0:05
15K
9.32 mi12:03:381:13:187:5224:35
7:55
+0:02
20K
12.43 mi12:28:321:38:127:5424:54
8:01
+0:06
Half
13.11 mi12:33:501:43:307:545:18
7:46
-0:15
25K
15.53 mi12:53:112:02:517:5419:21
7:59
+0:13
30K
18.64 mi13:21:592:31:398:0828:48
9:16
+1:17
20M
20.00 mi13:34:192:43:598:1212:20
9:05
-0:11
21M
21.00 mi13:44:392:54:198:1810:20
10:20
+1:15
35K
21.75 mi13:51:143:00:548:196:35
8:48
-1:32
23M
23.00 mi14:02:473:12:278:2211:33
9:13
+0:25
24M
24.00 mi14:11:083:20:488:228:21
8:21
-0:52
40K
24.85 mi14:18:293:28:098:227:21
8:36
+0:15
25.2M
25.20 mi14:22:063:31:468:243:37
10:29
+1:53
Finish
26.22 mi14:30:193:39:598:248:13
8:04
-2:25

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

7:46 /mi

Average Pace

8:24 /mi

Slowest Pace

10:29 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:18:36

36% of race

Time at Steady Pace

1:08:10

31% of race

Time at Slower Pace

1:13:13

33% of race

Average Pace: 8:23 /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 mi11:14:3524:157:4824:15
7:48
#13141
10K
6.21 mi11:39:0348:437:5024:28
7:53
#13156
15K
9.32 mi12:03:381:13:187:5224:35
7:55
#13023
20K
12.43 mi12:28:321:38:127:5424:54
8:01
#12663
Half
13.11 mi12:33:501:43:307:545:18
7:46
#12561
25K
15.53 mi12:53:112:02:517:5419:21
7:59
#12052
30K
18.64 mi13:21:592:31:398:0828:48
9:16
#12574
20M
20.00 mi13:34:192:43:598:1212:20
9:05
#12526
21M
21.00 mi13:44:392:54:198:1810:20
10:20
#12608
35K
21.75 mi13:51:143:00:548:196:35
8:48
#12566
23M
23.00 mi14:02:473:12:278:2211:33
9:13
#12512
24M
24.00 mi14:11:083:20:488:228:21
8:21
#12289
40K
24.85 mi14:18:293:28:098:227:21
8:36
#12133
25.2M
25.20 mi14:22:063:31:468:243:37
10:29
#12133
Finish
26.22 mi14:30:193:39:598:248:13
8:04
#11988
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi131413803380312795(Top 50%)3681(Top 34%)3681(Top 79%)
10K6.21 mi3.10 mi13156-153819-163819-1613260(Top 52%)3914(Top 36%)3914(Top 84%)
15K9.32 mi3.11 mi13023+1333767+523767+5212795(Top 50%)3681(Top 34%)3681(Top 79%)
20K12.43 mi3.11 mi12663+3603582+1853582+18511945(Top 47%)3289(Top 30%)3289(Top 71%)
Half13.11 mi0.68 mi12561+1023530+523530+5211173(Top 44%)2913(Top 27%)2913(Top 63%)
25K15.53 mi2.42 mi12052+5093286+2443286+24410097(Top 40%)2536(Top 23%)2536(Top 54%)
30K18.64 mi3.11 mi12574-5223660-3743660-37414489(Top 57%)5135(Top 47%)5135(Top 110%)
20M20.00 mi1.36 mi12526+483699-393699-3912518(Top 49%)4297(Top 39%)4297(Top 92%)
21M21.00 mi1.00 mi12608-823805-1063805-10614257(Top 56%)5440(Top 50%)5440(Top 117%)
35K21.75 mi0.75 mi12566+423816-113816-1112352(Top 48%)4451(Top 41%)4451(Top 96%)
23M23.00 mi1.25 mi12512+543847-313847-3112254(Top 48%)4529(Top 41%)4529(Top 97%)
24M24.00 mi1.00 mi12289+2233786+613786+618597(Top 34%)2766(Top 25%)2766(Top 59%)
40K24.85 mi0.85 mi12133+1563740+463740+468884(Top 35%)3028(Top 28%)3028(Top 65%)
25.2M25.20 mi0.35 mi121333759-193759-1912777(Top 50%)4979(Top 46%)4979(Top 107%)
Finish26.22 mi1.02 mi11988+1453721+383721+388957(Top 35%)3045(Top 28%)3045(Top 65%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 50%
×21stories
+97ft-345ft

Overall

12795

Females

3681

F18-39

3681

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13260

Females

3914

F18-39

3914

10K→15K

6.2 - 9.3 mi

Top 50%
×3stories
+67ft-78ft

Overall

12795

Females

3681

F18-39

3681

15K→20K

9.3 - 12.4 mi

Top 47%
×5stories
+106ft-86ft

Overall

11945

Females

3289

F18-39

3289

20K→Half

12.4 - 13.1 mi

Top 44%
×2stories
+19ft-37ft

Overall

11173

Females

2913

F18-39

2913

Half→25K

13.1 - 15.5 mi

Top 40%
×4stories
+66ft-88ft

Overall

10097

Females

2536

F18-39

2536

25K→30K

15.5 - 18.6 mi

Top 57%
×9stories
+181ft-148ft

Overall

14489

Females

5135

F18-39

5135

30K→20M

18.6 - 20.0 mi

Top 49%
×5stories
+64ft-50ft

Overall

12518

Females

4297

F18-39

4297

20M→21M

20.0 - 21.0 mi

Top 56%
×8stories
+106ft-24ft

Overall

14257

Females

5440

F18-39

5440

21M→35K

21.0 - 21.8 mi

Top 48%
×7stories
+17ft-86ft

Overall

12352

Females

4451

F18-39

4451

35K→23M

21.8 - 23.0 mi

Top 48%
×5stories
+23ft-63ft

Overall

12254

Females

4529

F18-39

4529

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8597

Females

2766

F18-39

2766

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

8884

Females

3028

F18-39

3028

40K→25.2M

24.9 - 25.2 mi

Top 50%
×1story
+13ft-16ft

Overall

12777

Females

4979

F18-39

4979

25.2M→Finish

25.2 - 26.2 mi

Top 35%
×2stories
+22ft-21ft

Overall

8957

Females

3045

F18-39

3045

Passing Analysis

Category:
Athletes Passed
2911
Passed By
1758
Net Change
+1153
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13141
5K → 10K300315-15#13141#13156
10K → 15K278145+133#13156#13023
15K → 20K44989+360#13023#12663
20K → Half1064+102#12663#12561
Half → 25K53526+509#12561#12052
25K → 30K159681-522#12052#12574
30K → 20M149101+48#12574#12526
20M → 21M94176-82#12526#12608
21M → 35K8846+42#12608#12566
35K → 23M15096+54#12566#12512
23M → 24M23714+223#12512#12289
24M → 40K16812+156#12289#12133
40K → 25.2M39390#12133#12133
25.2M → Finish15914+145#12133#11988
TOTALS29111758+1153
📊

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