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BOSTON MARATHON 2024

Marta Knach

Bib: 18272•F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 42%
Gender (Female)
#0 / 10924
Top 28%
Masters (Masters Women)
#0 / 6263
Top 16%
Division (F40-44)
#0 / 1613
Top 31%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent
Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
5K· 3.11 mi
7:25/mi
23:02
↑ 97↓ 3451.5%
10K· 6.21 mi
7:39/mi
46:48
↑ 79↓ 1380.4%
15K· 9.32 mi
7:43/mi
1:10:47
↑ 67↓ 78
20K· 12.43 mi
7:57/mi
1:35:29
↑ 106↓ 860.1%
Half· 13.11 mi
7:50/mi
1:40:50
↑ 19↓ 370.5%
25K· 15.53 mi
8:11/mi
2:00:41
↑ 66↓ 880.2%
30K· 18.64 mi
8:52/mi
2:28:15
↑ 181↓ 1480.2%
20M
9:13/mi
2:40:47
↑ 64↓ 500.2%
21M
9:58/mi
2:50:45
↑ 106↓ 241.6%
35K· 21.75 mi
8:08/mi
2:56:50
↑ 17↓ 861.7%
23M
8:36/mi
3:07:36
↑ 23↓ 630.6%
24M
8:16/mi
3:15:52
↓ 821.3%
40K· 24.85 mi
9:03/mi
3:23:36
↓ 200.3%
25.2M
9:17/mi
3:26:48
↑ 13↓ 160.2%
Finish· 26.22 mi
8:07/mi
3:35:04
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:50
Pace7:41 /mi
2nd Half
Distance13.11 mi
Time1:54:14
Pace8:43 /mi
📊Positive Split: 13.3% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:14:4623:027:2523:02
7:25
-
10K
6.21 mi11:38:3246:487:3223:46
7:39
+0:14
15K
9.32 mi12:02:311:10:477:3623:59
7:43
+0:04
20K
12.43 mi12:27:131:35:297:4124:42
7:57
+0:14
Half
13.11 mi12:32:341:40:507:415:21
7:50
-0:07
25K
15.53 mi12:52:252:00:417:4619:51
8:11
+0:21
30K
18.64 mi13:19:592:28:157:5727:34
8:52
+0:41
20M
20.00 mi13:32:312:40:478:0212:32
9:13
+0:21
21M
21.00 mi13:42:292:50:458:089:58
9:58
+0:45
35K
21.75 mi13:48:342:56:508:086:05
8:08
-1:50
23M
23.00 mi13:59:203:07:368:0910:46
8:36
+0:28
24M
24.00 mi14:07:363:15:528:108:16
8:16
-0:20
40K
24.85 mi14:15:203:23:368:117:44
9:03
+0:47
25.2M
25.20 mi14:18:323:26:488:123:12
9:17
+0:14
Finish
26.22 mi14:26:483:35:048:138:16
8:07
-1:10

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

7:25 /mi

Average Pace

8:13 /mi

Slowest Pace

9:58 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:16:08

35% of race

Time at Steady Pace

1:07:10

31% of race

Time at Slower Pace

1:11:46

33% of race

Average Pace: 8:12 /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 mi11:14:4623:027:2523:02
7:25
#10059
10K
6.21 mi11:38:3246:487:3223:46
7:39
#10755
15K
9.32 mi12:02:311:10:477:3623:59
7:43
#10913
20K
12.43 mi12:27:131:35:297:4124:42
7:57
#11052
Half
13.11 mi12:32:341:40:507:415:21
7:50
#11067
25K
15.53 mi12:52:252:00:417:4619:51
8:11
#11072
30K
18.64 mi13:19:592:28:157:5727:34
8:52
#11312
20M
20.00 mi13:32:312:40:478:0212:32
9:13
#11474
21M
21.00 mi13:42:292:50:458:089:58
9:58
#11535
35K
21.75 mi13:48:342:56:508:086:05
8:08
#11385
23M
23.00 mi13:59:203:07:368:0910:46
8:36
#11179
24M
24.00 mi14:07:363:15:528:108:16
8:16
#10994
40K
24.85 mi14:15:203:23:368:117:44
9:03
#10948
25.2M
25.20 mi14:18:323:26:488:123:12
9:17
#10875
Finish
26.22 mi14:26:483:35:048:138:16
8:07
#10790
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi100592046204611349(Top 44%)2872(Top 26%)2872(Top 178%)
10K6.21 mi3.10 mi10755-6962479-4332479-43311472(Top 45%)2908(Top 27%)2908(Top 180%)
15K9.32 mi3.11 mi10913-1582584-1052584-10511349(Top 44%)2872(Top 26%)2872(Top 178%)
20K12.43 mi3.11 mi11052-1392690-1062690-10611503(Top 45%)3068(Top 28%)3068(Top 190%)
Half13.11 mi0.68 mi11067-152704-142704-1411692(Top 46%)3173(Top 29%)3173(Top 197%)
25K15.53 mi2.42 mi11072-52761-572761-5711292(Top 44%)3116(Top 29%)3116(Top 193%)
30K18.64 mi3.11 mi11312-2402994-2332994-23312597(Top 49%)4049(Top 37%)4049(Top 251%)
20M20.00 mi1.36 mi11474-1623119-1253119-12513253(Top 52%)4708(Top 43%)4708(Top 292%)
21M21.00 mi1.00 mi11535-613217-983217-9812846(Top 50%)4704(Top 43%)4704(Top 292%)
35K21.75 mi0.75 mi11385+1503163+543163+548622(Top 34%)2525(Top 23%)2525(Top 157%)
23M23.00 mi1.25 mi11179+2063137+263137+269020(Top 35%)2883(Top 26%)2883(Top 179%)
24M24.00 mi1.00 mi10994+1853082+553082+558153(Top 32%)2563(Top 23%)2563(Top 159%)
40K24.85 mi0.85 mi10948+463100-183100-1811076(Top 43%)4084(Top 37%)4084(Top 253%)
25.2M25.20 mi0.35 mi10875+733090+103090+107873(Top 31%)2611(Top 24%)2611(Top 162%)
Finish26.22 mi1.02 mi10790+853087+33087+39276(Top 36%)3176(Top 29%)3176(Top 197%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 44%
×21story building
+97ft-345ft

Overall

11349

Females

2872

F40-44

2872

5K→10K

3.1 - 6.2 mi

Top 45%
×5story building
+79ft-138ft

Overall

11472

Females

2908

F40-44

2908

10K→15K

6.2 - 9.3 mi

Top 44%
×3story building
+67ft-78ft

Overall

11349

Females

2872

F40-44

2872

15K→20K

9.3 - 12.4 mi

Top 45%
×5story building
+106ft-86ft

Overall

11503

Females

3068

F40-44

3068

20K→Half

12.4 - 13.1 mi

Top 46%
×2story building
+19ft-37ft

Overall

11692

Females

3173

F40-44

3173

Half→25K

13.1 - 15.5 mi

Top 44%
×4story building
+66ft-88ft

Overall

11292

Females

3116

F40-44

3116

25K→30K

15.5 - 18.6 mi

Top 49%
×9story building
+181ft-148ft

Overall

12597

Females

4049

F40-44

4049

30K→20M

18.6 - 20.0 mi

Top 52%
×5story building
+64ft-50ft

Overall

13253

Females

4708

F40-44

4708

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

12846

Females

4704

F40-44

4704

21M→35K

21.0 - 21.8 mi

Top 34%
×7story building
+17ft-86ft

Overall

8622

Females

2525

F40-44

2525

35K→23M

21.8 - 23.0 mi

Top 35%
×5story building
+23ft-63ft

Overall

9020

Females

2883

F40-44

2883

23M→24M

23.0 - 24.0 mi

Top 32%
×6story building
+12ft-82ft

Overall

8153

Females

2563

F40-44

2563

24M→40K

24.0 - 24.9 mi

Top 43%
×1story
+6ft-20ft

Overall

11076

Females

4084

F40-44

4084

40K→25.2M

24.9 - 25.2 mi

Top 31%
×1story
+13ft-16ft

Overall

7873

Females

2611

F40-44

2611

25.2M→Finish

25.2 - 26.2 mi

Top 36%
×2story building
+22ft-21ft

Overall

9276

Females

3176

F40-44

3176

Passing Analysis

Category:
Athletes Passed
2029
Passed By
2759
Net Change
-731
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10059
5K → 10K84779-696#10059#10755
10K → 15K167325-158#10755#10913
15K → 20K175314-139#10913#11052
20K → Half2843-15#11052#11067
Half → 25K220225-5#11067#11072
25K → 30K213453-240#11072#11312
30K → 20M100262-162#11312#11474
20M → 21M113174-61#11474#11535
21M → 35K16212+150#11535#11385
35K → 23M24539+206#11385#11179
23M → 24M20217+185#11179#10994
24M → 40K11367+46#10994#10948
40K → 25.2M8613+73#10948#10875
25.2M → Finish12136+85#10875#10790
TOTALS20292759-731
📊

Passing Visuals

Category:
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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