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BOSTON MARATHON 2024

Kathleen Burch

MA

Bib: 9858 F

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 23%
Gender (Female)
#0 / 10924
Top 8%
Masters (Masters Women)
#0 / 6263
Top 3%
Division (F40-44)
#0 / 1613
Top 7%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Ribbon color based on
FasterSteadySlower· vs. your average pace
Start
0:00
Race begins
469 ft elev
5K· 3.11 mi
7:11/mi
22:19
↑ 97↓ 3451.5%
220 ft elev
10K· 6.21 mi
7:05/mi
44:18
↑ 79↓ 1380.4%
157 ft elev
15K· 9.32 mi
7:06/mi
1:06:20
↑ 67↓ 78
146 ft elev
20K· 12.43 mi
7:15/mi
1:28:50
↑ 106↓ 860.1%
165 ft elev
Half· 13.11 mi
7:05/mi
1:33:40
↑ 19↓ 370.5%
148 ft elev
25K· 15.53 mi
7:27/mi
1:51:43
↑ 66↓ 880.2%
127 ft elev
30K· 18.64 mi
7:53/mi
2:16:11
↑ 181↓ 1480.2%
138 ft elev
20M
8:03/mi
2:27:07
↑ 64↓ 500.2%
148 ft elev
21M
8:52/mi
2:35:59
↑ 106↓ 241.6%
227 ft elev
35K· 21.75 mi
7:56/mi
2:41:55
↑ 17↓ 861.7%
156 ft elev
23M
7:58/mi
2:51:54
↑ 23↓ 630.6%
116 ft elev
24M
7:32/mi
2:59:26
↓ 821.3%
34 ft elev
40K· 24.85 mi
7:34/mi
3:05:54
↓ 200.3%
20 ft elev
25.2M
8:13/mi
3:08:44
↑ 13↓ 160.2%
18 ft elev
Finish· 26.22 mi
7:05/mi
3:15:57
↑ 22↓ 21
17 ft elev
Course Elevation
7–469 ft
≈
×2stacked redwood trees
•▲ 890 ft climb · ▼ 1342 ft descent

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:33:40
Pace7:09 /mi
2nd Half
Distance13.11 mi
Time1:42:17
Pace7:48 /mi
📊Positive Split: 9.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:2822:197:1122:19
7:11
-
10K
6.21 mi11:10:2744:187:0821:59
7:05
-0:06
15K
9.32 mi11:32:291:06:207:0722:02
7:06
+0:01
20K
12.43 mi11:54:591:28:507:0922:30
7:15
+0:09
Half
13.11 mi11:59:491:33:407:094:50
7:05
-0:10
25K
15.53 mi12:17:521:51:437:1118:03
7:27
+0:22
30K
18.64 mi12:42:202:16:117:1824:28
7:53
+0:26
20M
20.00 mi12:53:162:27:077:2110:56
8:03
+0:10
21M
21.00 mi13:02:082:35:597:268:52
8:52
+0:49
35K
21.75 mi13:08:042:41:557:275:56
7:56
-0:56
23M
23.00 mi13:18:032:51:547:289:59
7:58
+0:02
24M
24.00 mi13:25:352:59:267:297:32
7:32
-0:26
40K
24.85 mi13:32:033:05:547:296:28
7:34
+0:02
25.2M
25.20 mi13:34:533:08:447:292:50
8:13
+0:39
Finish
26.22 mi13:42:063:15:577:297:13
7:05
-1:08

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

7:05 /mi

Average Pace

7:29 /mi

Slowest Pace

8:52 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:53

51% of race

Time at Steady Pace

32:03

16% of race

Time at Slower Pace

1:03:01

32% of race

Average Pace: 7:28 /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 mi10:48:2822:197:1122:19
7:11
#8303
10K
6.21 mi11:10:2744:187:0821:59
7:05
#7642
15K
9.32 mi11:32:291:06:207:0722:02
7:06
#7314
20K
12.43 mi11:54:591:28:507:0922:30
7:15
#7085
Half
13.11 mi11:59:491:33:407:094:50
7:05
#7041
25K
15.53 mi12:17:521:51:437:1118:03
7:27
#6892
30K
18.64 mi12:42:202:16:117:1824:28
7:53
#6856
20M
20.00 mi12:53:162:27:077:2110:56
8:03
#6764
21M
21.00 mi13:02:082:35:597:268:52
8:52
#6732
35K
21.75 mi13:08:042:41:557:275:56
7:56
#6704
23M
23.00 mi13:18:032:51:547:289:59
7:58
#6519
24M
24.00 mi13:25:352:59:267:297:32
7:32
#6340
40K
24.85 mi13:32:033:05:547:296:28
7:34
#6165
25.2M
25.20 mi13:34:533:08:447:292:50
8:13
#6064
Finish
26.22 mi13:42:063:15:577:297:13
7:05
#5898
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF40-44Seg. OverallSeg. FemalesSeg. F40-44
5K3.11 mi3.11 mi8303129712976762840840
10K6.21 mi3.10 mi7642+6611063+2341063+2347151924924
15K9.32 mi3.11 mi7314+328960+103960+1036762840840
20K12.43 mi3.11 mi7085+229923+37923+376647890890
Half13.11 mi0.68 mi7041+44914+9914+96315774774
25K15.53 mi2.42 mi6892+149899+15899+15666410321032
30K18.64 mi3.11 mi6856+36944-45944-45714514121412
20M20.00 mi1.36 mi6764+92950-6950-6704115561556
21M21.00 mi1.00 mi6732+32988-38988-38792321322132
35K21.75 mi0.75 mi6704+281008-201008-20736619141914
23M23.00 mi1.25 mi6519+185990+18990+18562012811281
24M24.00 mi1.00 mi6340+179965+25965+254289798798
40K24.85 mi0.85 mi6165+175942+23942+233778700700
25.2M25.20 mi0.35 mi6064+101924+18924+183489634634
Finish26.22 mi1.02 mi5898+166894+30894+303512633633

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 26%
×21story building
+97ft-345ft

Overall

6762

Females

840

F40-44

840

5K→10K

3.1 - 6.2 mi

Top 28%
×5story building
+79ft-138ft

Overall

7151

Females

924

F40-44

924

10K→15K

6.2 - 9.3 mi

Top 26%
×3story building
+67ft-78ft

Overall

6762

Females

840

F40-44

840

15K→20K

9.3 - 12.4 mi

Top 26%
×5story building
+106ft-86ft

Overall

6647

Females

890

F40-44

890

20K→Half

12.4 - 13.1 mi

Top 25%
×2story building
+19ft-37ft

Overall

6315

Females

774

F40-44

774

Half→25K

13.1 - 15.5 mi

Top 26%
×4story building
+66ft-88ft

Overall

6664

Females

1032

F40-44

1032

25K→30K

15.5 - 18.6 mi

Top 28%
×9story building
+181ft-148ft

Overall

7145

Females

1412

F40-44

1412

30K→20M

18.6 - 20.0 mi

Top 28%
×5story building
+64ft-50ft

Overall

7041

Females

1556

F40-44

1556

20M→21M

20.0 - 21.0 mi

Top 31%
×8story building
+106ft-24ft

Overall

7923

Females

2132

F40-44

2132

21M→35K

21.0 - 21.8 mi

Top 29%
×7story building
+17ft-86ft

Overall

7366

Females

1914

F40-44

1914

35K→23M

21.8 - 23.0 mi

Top 22%
×5story building
+23ft-63ft

Overall

5620

Females

1281

F40-44

1281

23M→24M

23.0 - 24.0 mi

Top 17%
×6story building
+12ft-82ft

Overall

4289

Females

798

F40-44

798

24M→40K

24.0 - 24.9 mi

Top 15%
×1story
+6ft-20ft

Overall

3778

Females

700

F40-44

700

40K→25.2M

24.9 - 25.2 mi

Top 14%
×1story
+13ft-16ft

Overall

3489

Females

634

F40-44

634

25.2M→Finish

25.2 - 26.2 mi

Top 14%
×2story building
+22ft-21ft

Overall

3512

Females

633

F40-44

633

Passing Analysis

Category:
Athletes Passed
3093
Passed By
688
Net Change
+2405
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8303
5K → 10K69029+661#8303#7642
10K → 15K34618+328#7642#7314
15K → 20K28758+229#7314#7085
20K → Half5713+44#7085#7041
Half → 25K23283+149#7041#6892
25K → 30K241205+36#6892#6856
30K → 20M16472+92#6856#6764
20M → 21M137105+32#6764#6732
21M → 35K8052+28#6732#6704
35K → 23M21025+185#6704#6519
23M → 24M19213+179#6519#6340
24M → 40K1816+175#6340#6165
40K → 25.2M1032+101#6165#6064
25.2M → Finish1737+166#6064#5898
TOTALS3093688+2405

Passing Charts

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