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BOSTON MARATHON 2024

Corey Kelly

Bib: 27857•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
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
8:53/mi
27:36
↑ 97↓ 3451.5%
10K· 6.21 mi
8:56/mi
55:21
↑ 79↓ 1380.4%
15K· 9.32 mi
9:00/mi
1:23:18
↑ 67↓ 78
20K· 12.43 mi
8:56/mi
1:51:03
↑ 106↓ 860.1%
Half· 13.11 mi
9:08/mi
1:57:17
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:19:32
↑ 66↓ 880.2%
30K· 18.64 mi
9:39/mi
2:49:32
↑ 181↓ 1480.2%
20M
9:37/mi
3:02:36
↑ 64↓ 500.2%
21M
10:24/mi
3:13:00
↑ 106↓ 241.6%
35K· 21.75 mi
9:33/mi
3:20:09
↑ 17↓ 861.7%
23M
9:56/mi
3:32:35
↑ 23↓ 630.6%
24M
10:28/mi
3:43:03
↓ 821.3%
40K· 24.85 mi
11:08/mi
3:52:34
↓ 200.3%
25.2M
12:51/mi
3:57:00
↑ 13↓ 160.2%
Finish· 26.22 mi
10:31/mi
4:07:43
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:17
Pace8:57 /mi
2nd Half
Distance13.11 mi
Time2:10:26
Pace9:57 /mi
📊Positive Split: 11.2% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:45:3127:368:5327:36
8:53
-
10K
6.21 mi12:13:1655:218:5427:45
8:56
+0:03
15K
9.32 mi12:41:131:23:188:5627:57
9:00
+0:04
20K
12.43 mi13:08:581:51:038:5627:45
8:56
-0:04
Half
13.11 mi13:15:121:57:178:576:14
9:08
+0:12
25K
15.53 mi13:37:272:19:328:5922:15
9:11
+0:03
30K
18.64 mi14:07:272:49:329:0630:00
9:39
+0:28
20M
20.00 mi14:20:313:02:369:0813:04
9:37
-0:02
21M
21.00 mi14:30:553:13:009:1110:24
10:24
+0:47
35K
21.75 mi14:38:043:20:099:127:09
9:33
-0:51
23M
23.00 mi14:50:303:32:359:1512:26
9:56
+0:23
24M
24.00 mi15:00:583:43:039:1810:28
10:28
+0:32
40K
24.85 mi15:10:293:52:349:219:31
11:08
+0:40
25.2M
25.20 mi15:14:553:57:009:244:26
12:51
+1:43
Finish
26.22 mi15:25:384:07:439:2710:43
10:31
-2:20

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

8:53 /mi

Average Pace

9:27 /mi

Slowest Pace

12:51 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:51:03

45% of race

Time at Steady Pace

1:31:08

37% of race

Time at Slower Pace

45:32

18% of race

Average Pace: 9:27 /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 mi11:45:3127:368:5327:36
8:53
#19637
10K
6.21 mi12:13:1655:218:5427:45
8:56
#19519
15K
9.32 mi12:41:131:23:188:5627:57
9:00
#19306
20K
12.43 mi13:08:581:51:038:5627:45
8:56
#18676
Half
13.11 mi13:15:121:57:178:576:14
9:08
#18680
25K
15.53 mi13:37:272:19:328:5922:15
9:11
#18217
30K
18.64 mi14:07:272:49:329:0630:00
9:39
#17808
20M
20.00 mi14:20:313:02:369:0813:04
9:37
#17575
21M
21.00 mi14:30:553:13:009:1110:24
10:24
#17402
35K
21.75 mi14:38:043:20:099:127:09
9:33
#17324
23M
23.00 mi14:50:303:32:359:1512:26
9:56
#17189
24M
24.00 mi15:00:583:43:039:1810:28
10:28
#17252
40K
24.85 mi15:10:293:52:349:219:31
11:08
#17290
25.2M
25.20 mi15:14:553:57:009:244:26
12:51
#17323
Finish
26.22 mi15:25:384:07:439:2710:43
10:31
#17391
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi196377698769818909(Top 74%)7203(Top 66%)7203(Top 155%)
10K6.21 mi3.10 mi19519+1187600+987600+9819469(Top 76%)7539(Top 69%)7539(Top 162%)
15K9.32 mi3.11 mi19306+2137457+1437457+14318909(Top 74%)7203(Top 66%)7203(Top 155%)
20K12.43 mi3.11 mi18676+6307115+3427115+34217053(Top 67%)6197(Top 57%)6197(Top 133%)
Half13.11 mi0.68 mi18680-47119-47119-418851(Top 74%)7241(Top 66%)7241(Top 155%)
25K15.53 mi2.42 mi18217+4636892+2276892+22716334(Top 64%)5912(Top 54%)5912(Top 127%)
30K18.64 mi3.11 mi17808+4096728+1646728+16416081(Top 63%)6017(Top 55%)6017(Top 129%)
20M20.00 mi1.36 mi17575+2336623+1056623+10515033(Top 59%)5696(Top 52%)5696(Top 122%)
21M21.00 mi1.00 mi17402+1736551+726551+7214531(Top 57%)5592(Top 51%)5592(Top 120%)
35K21.75 mi0.75 mi17324+786525+266525+2615721(Top 62%)6204(Top 57%)6204(Top 133%)
23M23.00 mi1.25 mi17189+1356479+466479+4615252(Top 60%)6053(Top 55%)6053(Top 130%)
24M24.00 mi1.00 mi17252-636532-536532-5317760(Top 70%)7345(Top 67%)7345(Top 158%)
40K24.85 mi0.85 mi17290-386586-546586-5418435(Top 72%)7718(Top 71%)7718(Top 166%)
25.2M25.20 mi0.35 mi17323-336621-356621-3519361(Top 76%)8193(Top 75%)8193(Top 176%)
Finish26.22 mi1.02 mi17391-686694-736694-7320072(Top 79%)8509(Top 78%)8509(Top 183%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 74%
×21story building
+97ft-345ft

Overall

18909

Females

7203

F18-39

7203

5K→10K

3.1 - 6.2 mi

Top 76%
×5story building
+79ft-138ft

Overall

19469

Females

7539

F18-39

7539

10K→15K

6.2 - 9.3 mi

Top 74%
×3story building
+67ft-78ft

Overall

18909

Females

7203

F18-39

7203

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17053

Females

6197

F18-39

6197

20K→Half

12.4 - 13.1 mi

Top 74%
×2story building
+19ft-37ft

Overall

18851

Females

7241

F18-39

7241

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16334

Females

5912

F18-39

5912

25K→30K

15.5 - 18.6 mi

Top 63%
×9story building
+181ft-148ft

Overall

16081

Females

6017

F18-39

6017

30K→20M

18.6 - 20.0 mi

Top 59%
×5story building
+64ft-50ft

Overall

15033

Females

5696

F18-39

5696

20M→21M

20.0 - 21.0 mi

Top 57%
×8story building
+106ft-24ft

Overall

14531

Females

5592

F18-39

5592

21M→35K

21.0 - 21.8 mi

Top 62%
×7story building
+17ft-86ft

Overall

15721

Females

6204

F18-39

6204

35K→23M

21.8 - 23.0 mi

Top 60%
×5story building
+23ft-63ft

Overall

15252

Females

6053

F18-39

6053

23M→24M

23.0 - 24.0 mi

Top 70%
×6story building
+12ft-82ft

Overall

17760

Females

7345

F18-39

7345

24M→40K

24.0 - 24.9 mi

Top 72%
×1story
+6ft-20ft

Overall

18435

Females

7718

F18-39

7718

40K→25.2M

24.9 - 25.2 mi

Top 76%
×1story
+13ft-16ft

Overall

19361

Females

8193

F18-39

8193

25.2M→Finish

25.2 - 26.2 mi

Top 79%
×2story building
+22ft-21ft

Overall

20072

Females

8509

F18-39

8509

Passing Analysis

Category:
Athletes Passed
3213
Passed By
967
Net Change
+2246
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#19637
5K → 10K309191+118#19637#19519
10K → 15K336123+213#19519#19306
15K → 20K65020+630#19306#18676
20K → Half4347-4#18676#18680
Half → 25K49229+463#18680#18217
25K → 30K47061+409#18217#17808
30K → 20M24714+233#17808#17575
20M → 21M19724+173#17575#17402
21M → 35K11032+78#17402#17324
35K → 23M17338+135#17324#17189
23M → 24M53116-63#17189#17252
24M → 40K5694-38#17252#17290
40K → 25.2M2659-33#17290#17323
25.2M → Finish51119-68#17323#17391
TOTALS3213967+2246
📊

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