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BOSTON MARATHON 2024

Kacy Seynders

Bib: 10900•F

GA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 22%
Gender (Female)
#0 / 10924
Top 7%
Division (F18-39)
#0 / 4660
Top 14%
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
7:04/mi
21:56
↑ 97↓ 3451.5%
10K· 6.21 mi
7:00/mi
43:41
↑ 79↓ 1380.4%
15K· 9.32 mi
7:01/mi
1:05:30
↑ 67↓ 78
20K· 12.43 mi
7:12/mi
1:27:53
↑ 106↓ 860.1%
Half· 13.11 mi
7:09/mi
1:32:46
↑ 19↓ 370.5%
25K· 15.53 mi
7:19/mi
1:50:30
↑ 66↓ 880.2%
30K· 18.64 mi
7:42/mi
2:14:24
↑ 181↓ 1480.2%
20M
8:01/mi
2:25:18
↑ 64↓ 500.2%
21M
8:21/mi
2:33:39
↑ 106↓ 241.6%
35K· 21.75 mi
7:22/mi
2:39:10
↑ 17↓ 861.7%
23M
7:47/mi
2:48:55
↑ 23↓ 630.6%
24M
8:15/mi
2:57:10
↓ 821.3%
40K· 24.85 mi
7:57/mi
3:03:58
↓ 200.3%
25.2M
8:45/mi
3:06:59
↑ 13↓ 160.2%
Finish· 26.22 mi
7:27/mi
3:14:35
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:32:46
Pace7:05 /mi
2nd Half
Distance13.11 mi
Time1:41:49
Pace7:46 /mi
📊Positive Split: 9.8% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi10:48:4021:567:0421:56
7:04
-
10K
6.21 mi11:10:2543:417:0221:45
7:00
-0:04
15K
9.32 mi11:32:141:05:307:0221:49
7:01
+0:01
20K
12.43 mi11:54:371:27:537:0422:23
7:12
+0:11
Half
13.11 mi11:59:301:32:467:054:53
7:09
-0:03
25K
15.53 mi12:17:141:50:307:0717:44
7:19
+0:10
30K
18.64 mi12:41:082:14:247:1323:54
7:42
+0:23
20M
20.00 mi12:52:022:25:187:1610:54
8:01
+0:19
21M
21.00 mi13:00:232:33:397:198:21
8:21
+0:20
35K
21.75 mi13:05:542:39:107:195:31
7:22
-0:59
23M
23.00 mi13:15:392:48:557:219:45
7:47
+0:25
24M
24.00 mi13:23:542:57:107:238:15
8:15
+0:28
40K
24.85 mi13:30:423:03:587:246:48
7:57
-0:18
25.2M
25.20 mi13:33:433:06:597:253:01
8:45
+0:48
Finish
26.22 mi13:41:193:14:357:267:36
7:27
-1:18

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

7:00 /mi

Average Pace

7:26 /mi

Slowest Pace

8:45 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:10:23

36% of race

Time at Steady Pace

1:17:08

40% of race

Time at Slower Pace

47:04

24% of race

Average Pace: 7:25 /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 mi10:48:4021:567:0421:56
7:04
#7412
10K
6.21 mi11:10:2543:417:0221:45
7:00
#7035
15K
9.32 mi11:32:141:05:307:0221:49
7:01
#6781
20K
12.43 mi11:54:371:27:537:0422:23
7:12
#6607
Half
13.11 mi11:59:301:32:467:054:53
7:09
#6609
25K
15.53 mi12:17:141:50:307:0717:44
7:19
#6422
30K
18.64 mi12:41:082:14:247:1323:54
7:42
#6228
20M
20.00 mi12:52:022:25:187:1610:54
8:01
#6205
21M
21.00 mi13:00:232:33:397:198:21
8:21
#6069
35K
21.75 mi13:05:542:39:107:195:31
7:22
#5936
23M
23.00 mi13:15:392:48:557:219:45
7:47
#5769
24M
24.00 mi13:23:542:57:107:238:15
8:15
#5806
40K
24.85 mi13:30:423:03:587:246:48
7:57
#5698
25.2M
25.20 mi13:33:433:06:597:253:01
8:45
#5672
Finish
26.22 mi13:41:193:14:357:267:36
7:27
#5602
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi74129639636366(Top 25%)711(Top 7%)711(Top 15%)
10K6.21 mi3.10 mi7035+377852+111852+1116681(Top 26%)773(Top 7%)773(Top 17%)
15K9.32 mi3.11 mi6781+254797+55797+556366(Top 25%)711(Top 7%)711(Top 15%)
20K12.43 mi3.11 mi6607+174766+31766+316435(Top 25%)807(Top 7%)807(Top 17%)
Half13.11 mi0.68 mi6609-2767-1767-16729(Top 26%)896(Top 8%)896(Top 19%)
25K15.53 mi2.42 mi6422+187754+13754+135920(Top 23%)782(Top 7%)782(Top 17%)
30K18.64 mi3.11 mi6228+194756-2756-26104(Top 24%)1013(Top 9%)1013(Top 22%)
20M20.00 mi1.36 mi6205+23789-33789-336907(Top 27%)1506(Top 14%)1506(Top 32%)
21M21.00 mi1.00 mi6069+136776+13776+135552(Top 22%)1097(Top 10%)1097(Top 24%)
35K21.75 mi0.75 mi5936+133752+24752+244523(Top 18%)698(Top 6%)698(Top 15%)
23M23.00 mi1.25 mi5769+167744+8744+84761(Top 19%)908(Top 8%)908(Top 19%)
24M24.00 mi1.00 mi5806-37784-40784-408035(Top 31%)2491(Top 23%)2491(Top 53%)
40K24.85 mi0.85 mi5698+108786-2786-25577(Top 22%)1443(Top 13%)1443(Top 31%)
25.2M25.20 mi0.35 mi5672+26793-7793-75471(Top 21%)1465(Top 13%)1465(Top 31%)
Finish26.22 mi1.02 mi5602+70797-4797-45405(Top 21%)1360(Top 12%)1360(Top 29%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 25%
×21story building
+97ft-345ft

Overall

6366

Females

711

F18-39

711

5K→10K

3.1 - 6.2 mi

Top 26%
×5story building
+79ft-138ft

Overall

6681

Females

773

F18-39

773

10K→15K

6.2 - 9.3 mi

Top 25%
×3story building
+67ft-78ft

Overall

6366

Females

711

F18-39

711

15K→20K

9.3 - 12.4 mi

Top 25%
×5story building
+106ft-86ft

Overall

6435

Females

807

F18-39

807

20K→Half

12.4 - 13.1 mi

Top 26%
×2story building
+19ft-37ft

Overall

6729

Females

896

F18-39

896

Half→25K

13.1 - 15.5 mi

Top 23%
×4story building
+66ft-88ft

Overall

5920

Females

782

F18-39

782

25K→30K

15.5 - 18.6 mi

Top 24%
×9story building
+181ft-148ft

Overall

6104

Females

1013

F18-39

1013

30K→20M

18.6 - 20.0 mi

Top 27%
×5story building
+64ft-50ft

Overall

6907

Females

1506

F18-39

1506

20M→21M

20.0 - 21.0 mi

Top 22%
×8story building
+106ft-24ft

Overall

5552

Females

1097

F18-39

1097

21M→35K

21.0 - 21.8 mi

Top 18%
×7story building
+17ft-86ft

Overall

4523

Females

698

F18-39

698

35K→23M

21.8 - 23.0 mi

Top 19%
×5story building
+23ft-63ft

Overall

4761

Females

908

F18-39

908

23M→24M

23.0 - 24.0 mi

Top 31%
×6story building
+12ft-82ft

Overall

8035

Females

2491

F18-39

2491

24M→40K

24.0 - 24.9 mi

Top 22%
×1story
+6ft-20ft

Overall

5577

Females

1443

F18-39

1443

40K→25.2M

24.9 - 25.2 mi

Top 21%
×1story
+13ft-16ft

Overall

5471

Females

1465

F18-39

1465

25.2M→Finish

25.2 - 26.2 mi

Top 21%
×2story building
+22ft-21ft

Overall

5405

Females

1360

F18-39

1360

Passing Analysis

Category:
Athletes Passed
2523
Passed By
713
Net Change
+1810
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#7412
5K → 10K42548+377#7412#7035
10K → 15K30349+254#7035#6781
15K → 20K24975+174#6781#6607
20K → Half2426-2#6607#6609
Half → 25K24659+187#6609#6422
25K → 30K321127+194#6422#6228
30K → 20M11592+23#6228#6205
20M → 21M16731+136#6205#6069
21M → 35K1374+133#6069#5936
35K → 23M19831+167#5936#5769
23M → 24M65102-37#5769#5806
24M → 40K13325+108#5806#5698
40K → 25.2M4620+26#5698#5672
25.2M → Finish9424+70#5672#5602
TOTALS2523713+1810
📊

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