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BOSTON MARATHON 2024

Courtney Day

Bib: 26846•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 49%
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
8:08/mi
25:15
↑ 97↓ 3451.5%
10K· 6.21 mi
7:53/mi
49:46
↑ 79↓ 1380.4%
15K· 9.32 mi
8:15/mi
1:15:25
↑ 67↓ 78
20K· 12.43 mi
8:29/mi
1:41:45
↑ 106↓ 860.1%
Half· 13.11 mi
8:10/mi
1:47:19
↑ 19↓ 370.5%
25K· 15.53 mi
8:54/mi
2:08:53
↑ 66↓ 880.2%
30K· 18.64 mi
9:09/mi
2:37:19
↑ 181↓ 1480.2%
20M
9:17/mi
2:49:56
↑ 64↓ 500.2%
21M
9:57/mi
2:59:53
↑ 106↓ 241.6%
35K· 21.75 mi
9:04/mi
3:06:40
↑ 17↓ 861.7%
23M
10:43/mi
3:20:05
↑ 23↓ 630.6%
24M
10:14/mi
3:30:19
↓ 821.3%
40K· 24.85 mi
11:35/mi
3:40:13
↓ 200.3%
25.2M
12:02/mi
3:44:22
↑ 13↓ 160.2%
Finish· 26.22 mi
9:00/mi
3:53:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:47:19
Pace8:11 /mi
2nd Half
Distance13.11 mi
Time2:06:13
Pace9:38 /mi
📊Positive Split: 17.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:41:0925:158:0825:15
8:08
-
10K
6.21 mi12:05:4049:468:0124:31
7:53
-0:15
15K
9.32 mi12:31:191:15:258:0525:39
8:15
+0:22
20K
12.43 mi12:57:391:41:458:1126:20
8:29
+0:14
Half
13.11 mi13:03:131:47:198:115:34
8:10
-0:19
25K
15.53 mi13:24:472:08:538:1821:34
8:54
+0:44
30K
18.64 mi13:53:132:37:198:2628:26
9:09
+0:15
20M
20.00 mi14:05:502:49:568:3012:37
9:17
+0:08
21M
21.00 mi14:15:472:59:538:349:57
9:57
+0:40
35K
21.75 mi14:22:343:06:408:356:47
9:04
-0:53
23M
23.00 mi14:35:593:20:058:4213:25
10:43
+1:39
24M
24.00 mi14:46:133:30:198:4610:14
10:14
-0:29
40K
24.85 mi14:56:073:40:138:529:54
11:35
+1:21
25.2M
25.20 mi15:00:163:44:228:544:09
12:02
+0:27
Finish
26.22 mi15:09:263:53:328:559:10
9:00
-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

7:53 /mi

Average Pace

8:55 /mi

Slowest Pace

12:02 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:20:59

35% of race

Time at Steady Pace

1:44:54

45% of race

Time at Slower Pace

47:39

20% of race

Average Pace: 8:54 /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 mi11:41:0925:158:0825:15
8:08
#15574
10K
6.21 mi12:05:4049:468:0124:31
7:53
#14490
15K
9.32 mi12:31:191:15:258:0525:39
8:15
#14659
20K
12.43 mi12:57:391:41:458:1126:20
8:29
#14656
Half
13.11 mi13:03:131:47:198:115:34
8:10
#14592
25K
15.53 mi13:24:472:08:538:1821:34
8:54
#14626
30K
18.64 mi13:53:132:37:198:2628:26
9:09
#14462
20M
20.00 mi14:05:502:49:568:3012:37
9:17
#14359
21M
21.00 mi14:15:472:59:538:349:57
9:57
#14232
35K
21.75 mi14:22:343:06:408:356:47
9:04
#14183
23M
23.00 mi14:35:593:20:058:4213:25
10:43
#14548
24M
24.00 mi14:46:133:30:198:4610:14
10:14
#14676
40K
24.85 mi14:56:073:40:138:529:54
11:35
#14996
25.2M
25.20 mi15:00:163:44:228:544:09
12:02
#15073
Finish
26.22 mi15:09:263:53:328:559:10
9:00
#15016
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi155745305530515049(Top 59%)4991(Top 46%)4991(Top 107%)
10K6.21 mi3.10 mi14490+10844630+6754630+67513378(Top 52%)3978(Top 36%)3978(Top 85%)
15K9.32 mi3.11 mi14659-1694743-1134743-11315049(Top 59%)4991(Top 46%)4991(Top 107%)
20K12.43 mi3.11 mi14656+34750-74750-714692(Top 58%)4828(Top 44%)4828(Top 104%)
Half13.11 mi0.68 mi14592+644723+274723+2713861(Top 54%)4408(Top 40%)4408(Top 95%)
25K15.53 mi2.42 mi14626-344776-534776-5315042(Top 59%)5207(Top 48%)5207(Top 112%)
30K18.64 mi3.11 mi14462+1644756+204756+2013983(Top 55%)4847(Top 44%)4847(Top 104%)
20M20.00 mi1.36 mi14359+1034738+184738+1813569(Top 53%)4893(Top 45%)4893(Top 105%)
21M21.00 mi1.00 mi14232+1274725+134725+1312786(Top 50%)4679(Top 43%)4679(Top 100%)
35K21.75 mi0.75 mi14183+494727-24727-213652(Top 53%)5145(Top 47%)5145(Top 110%)
23M23.00 mi1.25 mi14548-3655016-2895016-28917615(Top 69%)7225(Top 66%)7225(Top 155%)
24M24.00 mi1.00 mi14676-1285123-1075123-10717083(Top 67%)6986(Top 64%)6986(Top 150%)
40K24.85 mi0.85 mi14996-3205323-2005323-20019513(Top 76%)8261(Top 76%)8261(Top 177%)
25.2M25.20 mi0.35 mi15073-775389-665389-6617423(Top 68%)7251(Top 66%)7251(Top 156%)
Finish26.22 mi1.02 mi15016+575377+125377+1214202(Top 56%)5578(Top 51%)5578(Top 120%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 59%
×21story building
+97ft-345ft

Overall

15049

Females

4991

F18-39

4991

5K→10K

3.1 - 6.2 mi

Top 52%
×5story building
+79ft-138ft

Overall

13378

Females

3978

F18-39

3978

10K→15K

6.2 - 9.3 mi

Top 59%
×3story building
+67ft-78ft

Overall

15049

Females

4991

F18-39

4991

15K→20K

9.3 - 12.4 mi

Top 58%
×5story building
+106ft-86ft

Overall

14692

Females

4828

F18-39

4828

20K→Half

12.4 - 13.1 mi

Top 54%
×2story building
+19ft-37ft

Overall

13861

Females

4408

F18-39

4408

Half→25K

13.1 - 15.5 mi

Top 59%
×4story building
+66ft-88ft

Overall

15042

Females

5207

F18-39

5207

25K→30K

15.5 - 18.6 mi

Top 55%
×9story building
+181ft-148ft

Overall

13983

Females

4847

F18-39

4847

30K→20M

18.6 - 20.0 mi

Top 53%
×5story building
+64ft-50ft

Overall

13569

Females

4893

F18-39

4893

20M→21M

20.0 - 21.0 mi

Top 50%
×8story building
+106ft-24ft

Overall

12786

Females

4679

F18-39

4679

21M→35K

21.0 - 21.8 mi

Top 53%
×7story building
+17ft-86ft

Overall

13652

Females

5145

F18-39

5145

35K→23M

21.8 - 23.0 mi

Top 69%
×5story building
+23ft-63ft

Overall

17615

Females

7225

F18-39

7225

23M→24M

23.0 - 24.0 mi

Top 67%
×6story building
+12ft-82ft

Overall

17083

Females

6986

F18-39

6986

24M→40K

24.0 - 24.9 mi

Top 76%
×1story
+6ft-20ft

Overall

19513

Females

8261

F18-39

8261

40K→25.2M

24.9 - 25.2 mi

Top 68%
×1story
+13ft-16ft

Overall

17423

Females

7251

F18-39

7251

25.2M→Finish

25.2 - 26.2 mi

Top 56%
×2story building
+22ft-21ft

Overall

14202

Females

5578

F18-39

5578

Passing Analysis

Category:
Athletes Passed
2929
Passed By
2371
Net Change
+558
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15574
5K → 10K111127+1084#15574#14490
10K → 15K182351-169#14490#14659
15K → 20K248245+3#14659#14656
20K → Half7713+64#14656#14592
Half → 25K198232-34#14592#14626
25K → 30K344180+164#14626#14462
30K → 20M19592+103#14462#14359
20M → 21M19669+127#14359#14232
21M → 35K10354+49#14232#14183
35K → 23M70435-365#14183#14548
23M → 24M54182-128#14548#14676
24M → 40K35355-320#14676#14996
40K → 25.2M1996-77#14996#15073
25.2M → Finish9740+57#15073#15016
TOTALS29292371+558
📊

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