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BOSTON MARATHON 2024

Erin Spellman

Bib: 25946•F

NH

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

Start
0:00:00
Race begins
5K· 3.11 mi
24:14
Rank: #13115
Start → 5K
24:14 | 7:48/mi
10K· 6.21 mi
50:46
Rank: #15585 (-2470)
5K → 10K
26:32 | 8:32/mi
15K· 9.32 mi
1:19:13
Rank: #17088 (-1503)
10K → 15K
28:27 | 9:09/mi
20K· 12.43 mi
1:49:24
Rank: #18044 (-956)
15K → 20K
30:11 | 9:43/mi
Half· 13.11 mi
1:55:42
Rank: #18106 (-62)
20K → Half
6:18 | 9:14/mi
25K· 15.53 mi
2:20:36
Rank: #18550 (-444)
Half → 25K
24:54 | 10:16/mi
30K· 18.64 mi
2:53:51
Rank: #18749 (-199)
25K → 30K
33:15 | 10:42/mi
20M
3:10:16
Rank: #19060 (-311)
30K → 20M
16:25 | 12:05/mi
21M
3:23:15
Rank: #19175 (-115)
20M → 21M
12:59 | 12:59/mi
35K· 21.75 mi
3:31:54
Rank: #19258 (-83)
21M → 35K
8:39 | 11:34/mi
23M
3:46:21
Rank: #19267 (-9)
35K → 23M
14:27 | 11:32/mi
24M
3:58:39
Rank: #19403 (-136)
23M → 24M
12:18 | 12:18/mi
40K· 24.85 mi
4:09:34
Rank: #19510 (-107)
24M → 40K
10:55 | 12:46/mi
25.2M
4:14:15
Rank: #19535 (-25)
40K → 25.2M
4:41 | 13:35/mi
Finish· 26.22 mi
4:24:28
Rank: #19474 (+61)
25.2M → Finish
10:13 | 10:02/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:55:42
Pace8:50 /mi
2nd Half
Distance13.11 mi
Time2:28:46
Pace11:21 /mi
📊Positive Split: 28.6% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:39:4024:147:4824:14
7:48
-
10K
6.21 mi12:06:1250:468:1026:32
8:32
+0:44
15K
9.32 mi12:34:391:19:138:3028:27
9:09
+0:37
20K
12.43 mi13:04:501:49:248:4830:11
9:43
+0:34
Half
13.11 mi13:11:081:55:428:506:18
9:14
-0:29
25K
15.53 mi13:36:022:20:369:0324:54
10:16
+1:02
30K
18.64 mi14:09:172:53:519:2033:15
10:42
+0:26
20M
20.00 mi14:25:423:10:169:3116:25
12:05
+1:23
21M
21.00 mi14:38:413:23:159:4112:59
12:59
+0:54
35K
21.75 mi14:47:203:31:549:458:39
11:34
-1:25
23M
23.00 mi15:01:473:46:219:5014:27
11:32
-0:02
24M
24.00 mi15:14:053:58:399:5712:18
12:18
+0:46
40K
24.85 mi15:25:004:09:3410:0210:55
12:46
+0:28
25.2M
25.20 mi15:29:414:14:1510:054:41
13:35
+0:49
Finish
26.22 mi15:39:544:24:2810:0610:13
10:02
-3:33

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

7:48 /mi

Average Pace

10:06 /mi

Slowest Pace

13:35 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:55:42

44% of race

Time at Steady Pace

1:22:49

31% of race

Time at Slower Pace

1:05:57

25% of race

Average Pace: 10:05 /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 mi11:39:4024:147:4824:14
7:48
#13115
10K
6.21 mi12:06:1250:468:1026:32
8:32
#15585
15K
9.32 mi12:34:391:19:138:3028:27
9:09
#17088
20K
12.43 mi13:04:501:49:248:4830:11
9:43
#18044
Half
13.11 mi13:11:081:55:428:506:18
9:14
#18106
25K
15.53 mi13:36:022:20:369:0324:54
10:16
#18550
30K
18.64 mi14:09:172:53:519:2033:15
10:42
#18749
20M
20.00 mi14:25:423:10:169:3116:25
12:05
#19060
21M
21.00 mi14:38:413:23:159:4112:59
12:59
#19175
35K
21.75 mi14:47:203:31:549:458:39
11:34
#19258
23M
23.00 mi15:01:473:46:219:5014:27
11:32
#19267
24M
24.00 mi15:14:053:58:399:5712:18
12:18
#19403
40K
24.85 mi15:25:004:09:3410:0210:55
12:46
#19510
25.2M
25.20 mi15:29:414:14:1510:054:41
13:35
#19535
Finish
26.22 mi15:39:544:24:2810:0610:13
10:02
#19474
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi131153790379019560(Top 77%)7555(Top 69%)7555(Top 162%)
10K6.21 mi3.10 mi15585-24705290-15005290-150017525(Top 69%)6447(Top 59%)6447(Top 138%)
15K9.32 mi3.11 mi17088-15036205-9156205-91519560(Top 77%)7555(Top 69%)7555(Top 162%)
20K12.43 mi3.11 mi18044-9566764-5596764-55919829(Top 78%)7716(Top 71%)7716(Top 166%)
Half13.11 mi0.68 mi18106-626799-356799-3519244(Top 75%)7478(Top 68%)7478(Top 160%)
25K15.53 mi2.42 mi18550-4447063-2647063-26419837(Top 78%)7832(Top 72%)7832(Top 168%)
30K18.64 mi3.11 mi18749-1997240-1777240-17719277(Top 75%)7727(Top 71%)7727(Top 166%)
20M20.00 mi1.36 mi19060-3117438-1987438-19821509(Top 84%)9019(Top 83%)9019(Top 194%)
21M21.00 mi1.00 mi19175-1157514-767514-7620702(Top 81%)8665(Top 79%)8665(Top 186%)
35K21.75 mi0.75 mi19258-837580-667580-6620989(Top 82%)8824(Top 81%)8824(Top 189%)
23M23.00 mi1.25 mi19267-97599-197599-1919743(Top 77%)8267(Top 76%)8267(Top 177%)
24M24.00 mi1.00 mi19403-1367703-1047703-10422005(Top 86%)9434(Top 86%)9434(Top 202%)
40K24.85 mi0.85 mi19510-1077778-757778-7521892(Top 86%)9415(Top 86%)9415(Top 202%)
25.2M25.20 mi0.35 mi19535-257794-167794-1620890(Top 82%)8936(Top 82%)8936(Top 192%)
Finish26.22 mi1.02 mi19474+617778+167778+1618495(Top 72%)7735(Top 71%)7735(Top 166%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 77%
×21stories
+97ft-345ft

Overall

19560

Females

7555

F18-39

7555

5K→10K

3.1 - 6.2 mi

Top 69%
×5stories
+79ft-138ft

Overall

17525

Females

6447

F18-39

6447

10K→15K

6.2 - 9.3 mi

Top 77%
×3stories
+67ft-78ft

Overall

19560

Females

7555

F18-39

7555

15K→20K

9.3 - 12.4 mi

Top 78%
×5stories
+106ft-86ft

Overall

19829

Females

7716

F18-39

7716

20K→Half

12.4 - 13.1 mi

Top 75%
×2stories
+19ft-37ft

Overall

19244

Females

7478

F18-39

7478

Half→25K

13.1 - 15.5 mi

Top 78%
×4stories
+66ft-88ft

Overall

19837

Females

7832

F18-39

7832

25K→30K

15.5 - 18.6 mi

Top 75%
×9stories
+181ft-148ft

Overall

19277

Females

7727

F18-39

7727

30K→20M

18.6 - 20.0 mi

Top 84%
×5stories
+64ft-50ft

Overall

21509

Females

9019

F18-39

9019

20M→21M

20.0 - 21.0 mi

Top 81%
×8stories
+106ft-24ft

Overall

20702

Females

8665

F18-39

8665

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

20989

Females

8824

F18-39

8824

35K→23M

21.8 - 23.0 mi

Top 77%
×5stories
+23ft-63ft

Overall

19743

Females

8267

F18-39

8267

23M→24M

23.0 - 24.0 mi

Top 86%
×6stories
+12ft-82ft

Overall

22005

Females

9434

F18-39

9434

24M→40K

24.0 - 24.9 mi

Top 86%
×1story
+6ft-20ft

Overall

21892

Females

9415

F18-39

9415

40K→25.2M

24.9 - 25.2 mi

Top 82%
×1story
+13ft-16ft

Overall

20890

Females

8936

F18-39

8936

25.2M→Finish

25.2 - 26.2 mi

Top 72%
×2stories
+22ft-21ft

Overall

18495

Females

7735

F18-39

7735

Passing Analysis

Category:
Athletes Passed
760
Passed By
7119
Net Change
-6359
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13115
5K → 10K92479-2470#13115#15585
10K → 15K261529-1503#15585#17088
15K → 20K621018-956#17088#18044
20K → Half1981-62#18044#18106
Half → 25K93537-444#18106#18550
25K → 30K168367-199#18550#18749
30K → 20M27338-311#18749#19060
20M → 21M47162-115#19060#19175
21M → 35K40123-83#19175#19258
35K → 23M91100-9#19258#19267
23M → 24M31167-136#19267#19403
24M → 40K31138-107#19403#19510
40K → 25.2M2247-25#19510#19535
25.2M → Finish9433+61#19535#19474
TOTALS7607119-6359
📊

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