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BOSTON MARATHON 2024

Kori Groenveld

Bib: 16499•F

CA

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 45%
Gender (Female)
#0 / 10924
Top 31%
Division (F18-39)
#0 / 4660
Top 48%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
23:14
Rank: #10582
Start → 5K
23:14 | 7:29/mi
10K· 6.21 mi
46:53
Rank: #10882 (-300)
5K → 10K
23:39 | 7:37/mi
15K· 9.32 mi
1:10:27
Rank: #10637 (+245)
10K → 15K
23:34 | 7:35/mi
20K· 12.43 mi
1:34:59
Rank: #10735 (-98)
15K → 20K
24:32 | 7:54/mi
Half· 13.11 mi
1:40:16
Rank: #10739 (-4)
20K → Half
5:17 | 7:45/mi
25K· 15.53 mi
2:00:13
Rank: #10841 (-102)
Half → 25K
19:57 | 8:14/mi
30K· 18.64 mi
2:26:37
Rank: #10714 (+127)
25K → 30K
26:24 | 8:30/mi
20M
2:38:28
Rank: #10662 (+52)
30K → 20M
11:51 | 8:43/mi
21M
2:47:42
Rank: #10533 (+129)
20M → 21M
9:14 | 9:14/mi
35K· 21.75 mi
2:54:09
Rank: #10522 (+11)
21M → 35K
6:27 | 8:37/mi
23M
3:05:22
Rank: #10496 (+26)
35K → 23M
11:13 | 8:58/mi
24M
3:15:53
Rank: #10996 (-500)
23M → 24M
10:31 | 10:31/mi
40K· 24.85 mi
3:24:33
Rank: #11197 (-201)
24M → 40K
8:40 | 10:08/mi
25.2M
3:28:37
Rank: #11323 (-126)
40K → 25.2M
4:04 | 11:48/mi
Finish· 26.22 mi
3:37:33
Rank: #11369 (-46)
25.2M → Finish
8:56 | 8:46/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:40:16
Pace7:39 /mi
2nd Half
Distance13.11 mi
Time1:57:17
Pace8:57 /mi
📊Positive Split: 17.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:13:1923:147:2923:14
7:29
-
10K
6.21 mi11:36:5846:537:3323:39
7:37
+0:08
15K
9.32 mi12:00:321:10:277:3423:34
7:35
-0:02
20K
12.43 mi12:25:041:34:597:3924:32
7:54
+0:19
Half
13.11 mi12:30:211:40:167:395:17
7:45
-0:09
25K
15.53 mi12:50:182:00:137:4419:57
8:14
+0:29
30K
18.64 mi13:16:422:26:377:5226:24
8:30
+0:16
20M
20.00 mi13:28:332:38:287:5511:51
8:43
+0:13
21M
21.00 mi13:37:472:47:427:599:14
9:14
+0:31
35K
21.75 mi13:44:142:54:098:006:27
8:37
-0:37
23M
23.00 mi13:55:273:05:228:0411:13
8:58
+0:21
24M
24.00 mi14:05:583:15:538:1010:31
10:31
+1:33
40K
24.85 mi14:14:383:24:338:148:40
10:08
-0:23
25.2M
25.20 mi14:18:423:28:378:174:04
11:48
+1:40
Finish
26.22 mi14:27:383:37:338:188:56
8:46
-3:02

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

7:29 /mi

Average Pace

8:18 /mi

Slowest Pace

11:48 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:40:16

46% of race

Time at Steady Pace

1:24:48

39% of race

Time at Slower Pace

32:29

15% of race

Average Pace: 8:18 /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 mi11:13:1923:147:2923:14
7:29
#10582
10K
6.21 mi11:36:5846:537:3323:39
7:37
#10882
15K
9.32 mi12:00:321:10:277:3423:34
7:35
#10637
20K
12.43 mi12:25:041:34:597:3924:32
7:54
#10735
Half
13.11 mi12:30:211:40:167:395:17
7:45
#10739
25K
15.53 mi12:50:182:00:137:4419:57
8:14
#10841
30K
18.64 mi13:16:422:26:377:5226:24
8:30
#10714
20M
20.00 mi13:28:332:38:287:5511:51
8:43
#10662
21M
21.00 mi13:37:472:47:427:599:14
9:14
#10533
35K
21.75 mi13:44:142:54:098:006:27
8:37
#10522
23M
23.00 mi13:55:273:05:228:0411:13
8:58
#10496
24M
24.00 mi14:05:583:15:538:1010:31
10:31
#10996
40K
24.85 mi14:14:383:24:338:148:40
10:08
#11197
25.2M
25.20 mi14:18:423:28:378:174:04
11:48
#11323
Finish
26.22 mi14:27:383:37:338:188:56
8:46
#11369
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi105822336233610343(Top 40%)2356(Top 22%)2356(Top 51%)
10K6.21 mi3.10 mi10882-3002554-2182554-21811186(Top 44%)2757(Top 25%)2757(Top 59%)
15K9.32 mi3.11 mi10637+2452428+1262428+12610343(Top 40%)2356(Top 22%)2356(Top 51%)
20K12.43 mi3.11 mi10735-982523-952523-9511117(Top 44%)2874(Top 26%)2874(Top 62%)
Half13.11 mi0.68 mi10739-42533-102533-1010992(Top 43%)2812(Top 26%)2812(Top 60%)
25K15.53 mi2.42 mi10841-1022646-1132646-11311550(Top 45%)3259(Top 30%)3259(Top 70%)
30K18.64 mi3.11 mi10714+1272679-332679-3310661(Top 42%)3026(Top 28%)3026(Top 65%)
20M20.00 mi1.36 mi10662+522710-312710-3110665(Top 42%)3293(Top 30%)3293(Top 71%)
21M21.00 mi1.00 mi10533+1292703+72703+79666(Top 38%)3049(Top 28%)3049(Top 65%)
35K21.75 mi0.75 mi10522+112729-262729-2611429(Top 45%)3981(Top 36%)3981(Top 85%)
23M23.00 mi1.25 mi10496+262783-542783-5410965(Top 43%)3876(Top 35%)3876(Top 83%)
24M24.00 mi1.00 mi10996-5003083-3003083-30017885(Top 70%)7402(Top 68%)7402(Top 159%)
40K24.85 mi0.85 mi11197-2013237-1543237-15415498(Top 61%)6254(Top 57%)6254(Top 134%)
25.2M25.20 mi0.35 mi11323-1263325-883325-8816822(Top 66%)6932(Top 63%)6932(Top 149%)
Finish26.22 mi1.02 mi11369-463399-743399-7412991(Top 51%)4959(Top 45%)4959(Top 106%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 40%
×21stories
+97ft-345ft

Overall

10343

Females

2356

F18-39

2356

5K→10K

3.1 - 6.2 mi

Top 44%
×5stories
+79ft-138ft

Overall

11186

Females

2757

F18-39

2757

10K→15K

6.2 - 9.3 mi

Top 40%
×3stories
+67ft-78ft

Overall

10343

Females

2356

F18-39

2356

15K→20K

9.3 - 12.4 mi

Top 44%
×5stories
+106ft-86ft

Overall

11117

Females

2874

F18-39

2874

20K→Half

12.4 - 13.1 mi

Top 43%
×2stories
+19ft-37ft

Overall

10992

Females

2812

F18-39

2812

Half→25K

13.1 - 15.5 mi

Top 45%
×4stories
+66ft-88ft

Overall

11550

Females

3259

F18-39

3259

25K→30K

15.5 - 18.6 mi

Top 42%
×9stories
+181ft-148ft

Overall

10661

Females

3026

F18-39

3026

30K→20M

18.6 - 20.0 mi

Top 42%
×5stories
+64ft-50ft

Overall

10665

Females

3293

F18-39

3293

20M→21M

20.0 - 21.0 mi

Top 38%
×8stories
+106ft-24ft

Overall

9666

Females

3049

F18-39

3049

21M→35K

21.0 - 21.8 mi

Top 45%
×7stories
+17ft-86ft

Overall

11429

Females

3981

F18-39

3981

35K→23M

21.8 - 23.0 mi

Top 43%
×5stories
+23ft-63ft

Overall

10965

Females

3876

F18-39

3876

23M→24M

23.0 - 24.0 mi

Top 70%
×6stories
+12ft-82ft

Overall

17885

Females

7402

F18-39

7402

24M→40K

24.0 - 24.9 mi

Top 61%
×1story
+6ft-20ft

Overall

15498

Females

6254

F18-39

6254

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16822

Females

6932

F18-39

6932

25.2M→Finish

25.2 - 26.2 mi

Top 51%
×2stories
+22ft-21ft

Overall

12991

Females

4959

F18-39

4959

Passing Analysis

Category:
Athletes Passed
2051
Passed By
2838
Net Change
-787
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#10582
5K → 10K186486-300#10582#10882
10K → 15K33691+245#10882#10637
15K → 20K183281-98#10637#10735
20K → Half4549-4#10735#10739
Half → 25K199301-102#10739#10841
25K → 30K339212+127#10841#10714
30K → 20M170118+52#10714#10662
20M → 21M19263+129#10662#10533
21M → 35K7867+11#10533#10522
35K → 23M154128+26#10522#10496
23M → 24M26526-500#10496#10996
24M → 40K49250-201#10996#11197
40K → 25.2M18144-126#11197#11323
25.2M → Finish76122-46#11323#11369
TOTALS20512838-787
📊

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