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BOSTON MARATHON 2024

Darci Swain

Bib: 24277•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
10:36/mi
32:56
↑ 97↓ 3451.5%
10K· 6.21 mi
10:39/mi
1:06:01
↑ 79↓ 1380.4%
15K· 9.32 mi
11:31/mi
1:41:48
↑ 67↓ 78
20K· 12.43 mi
11:22/mi
2:17:08
↑ 106↓ 860.1%
Half· 13.11 mi
10:42/mi
2:24:26
↑ 19↓ 370.5%
25K· 15.53 mi
11:47/mi
2:52:59
↑ 66↓ 880.2%
30K· 18.64 mi
11:35/mi
3:28:58
↑ 181↓ 1480.2%
20M
11:45/mi
3:44:56
↑ 64↓ 500.2%
21M
12:16/mi
3:57:12
↑ 106↓ 241.6%
35K· 21.75 mi
11:40/mi
4:05:56
↑ 17↓ 861.7%
23M
12:16/mi
4:21:18
↑ 23↓ 630.6%
24M
12:12/mi
4:33:30
↓ 821.3%
40K· 24.85 mi
11:25/mi
4:43:16
↓ 200.3%
25.2M
11:45/mi
4:47:19
↑ 13↓ 160.2%
Finish· 26.22 mi
10:02/mi
4:57:32
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:24:26
Pace11:01 /mi
2nd Half
Distance13.11 mi
Time2:33:06
Pace11:41 /mi
📊Positive Split: 6.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:48:3432:5610:3632:56
10:36
-
10K
6.21 mi12:21:391:06:0110:3733:05
10:39
+0:03
15K
9.32 mi12:57:261:41:4810:5535:47
11:31
+0:52
20K
12.43 mi13:32:462:17:0811:0235:20
11:22
-0:09
Half
13.11 mi13:40:042:24:2611:017:18
10:42
-0:40
25K
15.53 mi14:08:372:52:5911:0828:33
11:47
+1:05
30K
18.64 mi14:44:363:28:5811:1335:59
11:35
-0:12
20M
20.00 mi15:00:343:44:5611:1515:58
11:45
+0:10
21M
21.00 mi15:12:503:57:1211:1812:16
12:16
+0:31
35K
21.75 mi15:21:344:05:5611:188:44
11:40
-0:36
23M
23.00 mi15:36:564:21:1811:2215:22
12:16
+0:36
24M
24.00 mi15:49:084:33:3011:2412:12
12:12
-0:04
40K
24.85 mi15:58:544:43:1611:249:46
11:25
-0:47
25.2M
25.20 mi16:02:574:47:1911:244:03
11:45
+0:20
Finish
26.22 mi16:13:104:57:3211:2110:13
10:02
-1:43

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

10:02 /mi

Average Pace

11:21 /mi

Slowest Pace

12:16 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:23:32

28% of race

Time at Steady Pace

2:54:10

59% of race

Time at Slower Pace

39:50

13% of race

Average Pace: 11:21 /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 mi11:48:3432:5610:3632:56
10:36
#24268
10K
6.21 mi12:21:391:06:0110:3733:05
10:39
#24021
15K
9.32 mi12:57:261:41:4810:5535:47
11:31
#24185
20K
12.43 mi13:32:462:17:0811:0235:20
11:22
#23957
Half
13.11 mi13:40:042:24:2611:017:18
10:42
#23923
25K
15.53 mi14:08:372:52:5911:0828:33
11:47
#23764
30K
18.64 mi14:44:363:28:5811:1335:59
11:35
#23350
20M
20.00 mi15:00:343:44:5611:1515:58
11:45
#23176
21M
21.00 mi15:12:503:57:1211:1812:16
12:16
#23005
35K
21.75 mi15:21:344:05:5611:188:44
11:40
#22944
23M
23.00 mi15:36:564:21:1811:2215:22
12:16
#22877
24M
24.00 mi15:49:084:33:3011:2412:12
12:12
#22846
40K
24.85 mi15:58:544:43:1611:249:46
11:25
#22752
25.2M
25.20 mi16:02:574:47:1911:244:03
11:45
#22671
Finish
26.22 mi16:13:104:57:3211:2110:13
10:02
#22574
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi24268101091010924307(Top 95%)10153(Top 93%)10153(Top 218%)
10K6.21 mi3.10 mi24021+2479962+1479962+14723772(Top 93%)9842(Top 90%)9842(Top 211%)
15K9.32 mi3.11 mi24185-16410066-10410066-10424307(Top 95%)10153(Top 93%)10153(Top 218%)
20K12.43 mi3.11 mi23957+2289938+1289938+12823225(Top 91%)9572(Top 88%)9572(Top 205%)
Half13.11 mi0.68 mi23923+349920+189920+1823040(Top 90%)9515(Top 87%)9515(Top 204%)
25K15.53 mi2.42 mi23764+1599852+689852+6822815(Top 89%)9448(Top 86%)9448(Top 203%)
30K18.64 mi3.11 mi23350+4149678+1749678+17421184(Top 83%)8730(Top 80%)8730(Top 187%)
20M20.00 mi1.36 mi23176+1749620+589620+5820907(Top 82%)8696(Top 80%)8696(Top 187%)
21M21.00 mi1.00 mi23005+1719542+789542+7819404(Top 76%)8026(Top 73%)8026(Top 172%)
35K21.75 mi0.75 mi22944+619524+189524+1821230(Top 83%)8964(Top 82%)8964(Top 192%)
23M23.00 mi1.25 mi22877+679498+269498+2621286(Top 83%)9026(Top 83%)9026(Top 194%)
24M24.00 mi1.00 mi22846+319493+59493+521849(Top 86%)9368(Top 86%)9368(Top 201%)
40K24.85 mi0.85 mi22752+949452+419452+4119170(Top 75%)8107(Top 74%)8107(Top 174%)
25.2M25.20 mi0.35 mi22671+819415+379415+3716759(Top 66%)6929(Top 63%)6929(Top 149%)
Finish26.22 mi1.02 mi22574+979386+299386+2918506(Top 72%)7746(Top 71%)7746(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 95%
×21story building
+97ft-345ft

Overall

24307

Females

10153

F18-39

10153

5K→10K

3.1 - 6.2 mi

Top 93%
×5story building
+79ft-138ft

Overall

23772

Females

9842

F18-39

9842

10K→15K

6.2 - 9.3 mi

Top 95%
×3story building
+67ft-78ft

Overall

24307

Females

10153

F18-39

10153

15K→20K

9.3 - 12.4 mi

Top 91%
×5story building
+106ft-86ft

Overall

23225

Females

9572

F18-39

9572

20K→Half

12.4 - 13.1 mi

Top 90%
×2story building
+19ft-37ft

Overall

23040

Females

9515

F18-39

9515

Half→25K

13.1 - 15.5 mi

Top 89%
×4story building
+66ft-88ft

Overall

22815

Females

9448

F18-39

9448

25K→30K

15.5 - 18.6 mi

Top 83%
×9story building
+181ft-148ft

Overall

21184

Females

8730

F18-39

8730

30K→20M

18.6 - 20.0 mi

Top 82%
×5story building
+64ft-50ft

Overall

20907

Females

8696

F18-39

8696

20M→21M

20.0 - 21.0 mi

Top 76%
×8story building
+106ft-24ft

Overall

19404

Females

8026

F18-39

8026

21M→35K

21.0 - 21.8 mi

Top 83%
×7story building
+17ft-86ft

Overall

21230

Females

8964

F18-39

8964

35K→23M

21.8 - 23.0 mi

Top 83%
×5story building
+23ft-63ft

Overall

21286

Females

9026

F18-39

9026

23M→24M

23.0 - 24.0 mi

Top 86%
×6story building
+12ft-82ft

Overall

21849

Females

9368

F18-39

9368

24M→40K

24.0 - 24.9 mi

Top 75%
×1story
+6ft-20ft

Overall

19170

Females

8107

F18-39

8107

40K→25.2M

24.9 - 25.2 mi

Top 66%
×1story
+13ft-16ft

Overall

16759

Females

6929

F18-39

6929

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2story building
+22ft-21ft

Overall

18506

Females

7746

F18-39

7746

Passing Analysis

Category:
Athletes Passed
2144
Passed By
450
Net Change
+1694
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#24268
5K → 10K31366+247#24268#24021
10K → 15K90254-164#24021#24185
15K → 20K25224+228#24185#23957
20K → Half395+34#23957#23923
Half → 25K17920+159#23923#23764
25K → 30K4239+414#23764#23350
30K → 20M1784+174#23350#23176
20M → 21M1721+171#23176#23005
21M → 35K7211+61#23005#22944
35K → 23M7811+67#22944#22877
23M → 24M5827+31#22877#22846
24M → 40K10410+94#22846#22752
40K → 25.2M854+81#22752#22671
25.2M → Finish1014+97#22671#22574
TOTALS2144450+1694
📊

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