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BOSTON MARATHON 2024

Mckell Nielsen

Bib: 11425•F

UT

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
8:41/mi
26:58
↑ 97↓ 3451.5%
10K· 6.21 mi
8:44/mi
54:06
↑ 79↓ 1380.4%
15K· 9.32 mi
9:37/mi
1:23:59
↑ 67↓ 78
20K· 12.43 mi
8:56/mi
1:51:45
↑ 106↓ 860.1%
Half· 13.11 mi
8:33/mi
1:57:35
↑ 19↓ 370.5%
25K· 15.53 mi
9:11/mi
2:19:50
↑ 66↓ 880.2%
30K· 18.64 mi
9:27/mi
2:49:12
↑ 181↓ 1480.2%
20M
9:21/mi
3:01:54
↑ 64↓ 500.2%
21M
9:27/mi
3:11:21
↑ 106↓ 241.6%
35K· 21.75 mi
9:12/mi
3:18:14
↑ 17↓ 861.7%
23M
8:59/mi
3:29:29
↑ 23↓ 630.6%
24M
9:01/mi
3:38:30
↓ 821.3%
40K· 24.85 mi
8:50/mi
3:46:03
↓ 200.3%
25.2M
10:23/mi
3:49:38
↑ 13↓ 160.2%
Finish· 26.22 mi
8:12/mi
3:57:59
↑ 22↓ 21

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:57:35
Pace8:58 /mi
2nd Half
Distance13.11 mi
Time2:00:24
Pace9:11 /mi
📊Positive Split: 2.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:25:2626:588:4126:58
8:41
-
10K
6.21 mi11:52:3454:068:4227:08
8:44
+0:03
15K
9.32 mi12:22:271:23:599:0129:53
9:37
+0:53
20K
12.43 mi12:50:131:51:459:0027:46
8:56
-0:41
Half
13.11 mi12:56:031:57:358:585:50
8:33
-0:23
25K
15.53 mi13:18:182:19:509:0022:15
9:11
+0:38
30K
18.64 mi13:47:402:49:129:0529:22
9:27
+0:16
20M
20.00 mi14:00:223:01:549:0612:42
9:21
-0:06
21M
21.00 mi14:09:493:11:219:079:27
9:27
+0:06
35K
21.75 mi14:16:423:18:149:076:53
9:12
-0:15
23M
23.00 mi14:27:573:29:299:0611:15
8:59
-0:13
24M
24.00 mi14:36:583:38:309:069:01
9:01
+0:02
40K
24.85 mi14:44:313:46:039:067:33
8:50
-0:11
25.2M
25.20 mi14:48:063:49:389:073:35
10:23
+1:33
Finish
26.22 mi14:56:273:57:599:058:21
8:12
-2:11

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

8:12 /mi

Average Pace

9:05 /mi

Slowest Pace

10:23 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:08:17

29% of race

Time at Steady Pace

1:24:43

36% of race

Time at Slower Pace

1:24:59

36% of race

Average Pace: 9:05 /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 mi11:25:2626:588:4126:58
8:41
#18743
10K
6.21 mi11:52:3454:068:4227:08
8:44
#18622
15K
9.32 mi12:22:271:23:599:0129:53
9:37
#19611
20K
12.43 mi12:50:131:51:459:0027:46
8:56
#18912
Half
13.11 mi12:56:031:57:358:585:50
8:33
#18786
25K
15.53 mi13:18:182:19:509:0022:15
9:11
#18307
30K
18.64 mi13:47:402:49:129:0529:22
9:27
#17719
20M
20.00 mi14:00:223:01:549:0612:42
9:21
#17430
21M
21.00 mi14:09:493:11:219:079:27
9:27
#17046
35K
21.75 mi14:16:423:18:149:076:53
9:12
#16931
23M
23.00 mi14:27:573:29:299:0611:15
8:59
#16611
24M
24.00 mi14:36:583:38:309:069:01
9:01
#16396
40K
24.85 mi14:44:313:46:039:067:33
8:50
#16151
25.2M
25.20 mi14:48:063:49:389:073:35
10:23
#16076
Finish
26.22 mi14:56:273:57:599:058:21
8:12
#15839
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi187437191719120999(Top 82%)8320(Top 76%)8320(Top 179%)
10K6.21 mi3.10 mi18622+1217118+737118+7318539(Top 73%)7042(Top 64%)7042(Top 151%)
15K9.32 mi3.11 mi19611-9897629-5117629-51120999(Top 82%)8320(Top 76%)8320(Top 179%)
20K12.43 mi3.11 mi18912+6997234+3957234+39517076(Top 67%)6207(Top 57%)6207(Top 133%)
Half13.11 mi0.68 mi18786+1267176+587176+5816049(Top 63%)5658(Top 52%)5658(Top 121%)
25K15.53 mi2.42 mi18307+4796942+2346942+23416324(Top 64%)5902(Top 54%)5902(Top 127%)
30K18.64 mi3.11 mi17719+5886667+2756667+27515282(Top 60%)5570(Top 51%)5570(Top 120%)
20M20.00 mi1.36 mi17430+2896532+1356532+13513862(Top 54%)5051(Top 46%)5051(Top 108%)
21M21.00 mi1.00 mi17046+3846354+1786354+17810668(Top 42%)3565(Top 33%)3565(Top 77%)
35K21.75 mi0.75 mi16931+1156311+436311+4314285(Top 56%)5481(Top 50%)5481(Top 118%)
23M23.00 mi1.25 mi16611+3206144+1676144+16711119(Top 44%)3969(Top 36%)3969(Top 85%)
24M24.00 mi1.00 mi16396+2156065+796065+7912288(Top 48%)4574(Top 42%)4574(Top 98%)
40K24.85 mi0.85 mi16151+2455950+1155950+11510090(Top 39%)3622(Top 33%)3622(Top 78%)
25.2M25.20 mi0.35 mi16076+755923+275923+2712503(Top 49%)4868(Top 45%)4868(Top 104%)
Finish26.22 mi1.02 mi15839+2375821+1025821+1029780(Top 38%)3424(Top 31%)3424(Top 73%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 82%
×21story building
+97ft-345ft

Overall

20999

Females

8320

F18-39

8320

5K→10K

3.1 - 6.2 mi

Top 73%
×5story building
+79ft-138ft

Overall

18539

Females

7042

F18-39

7042

10K→15K

6.2 - 9.3 mi

Top 82%
×3story building
+67ft-78ft

Overall

20999

Females

8320

F18-39

8320

15K→20K

9.3 - 12.4 mi

Top 67%
×5story building
+106ft-86ft

Overall

17076

Females

6207

F18-39

6207

20K→Half

12.4 - 13.1 mi

Top 63%
×2story building
+19ft-37ft

Overall

16049

Females

5658

F18-39

5658

Half→25K

13.1 - 15.5 mi

Top 64%
×4story building
+66ft-88ft

Overall

16324

Females

5902

F18-39

5902

25K→30K

15.5 - 18.6 mi

Top 60%
×9story building
+181ft-148ft

Overall

15282

Females

5570

F18-39

5570

30K→20M

18.6 - 20.0 mi

Top 54%
×5story building
+64ft-50ft

Overall

13862

Females

5051

F18-39

5051

20M→21M

20.0 - 21.0 mi

Top 42%
×8story building
+106ft-24ft

Overall

10668

Females

3565

F18-39

3565

21M→35K

21.0 - 21.8 mi

Top 56%
×7story building
+17ft-86ft

Overall

14285

Females

5481

F18-39

5481

35K→23M

21.8 - 23.0 mi

Top 44%
×5story building
+23ft-63ft

Overall

11119

Females

3969

F18-39

3969

23M→24M

23.0 - 24.0 mi

Top 48%
×6story building
+12ft-82ft

Overall

12288

Females

4574

F18-39

4574

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

10090

Females

3622

F18-39

3622

40K→25.2M

24.9 - 25.2 mi

Top 49%
×1story
+13ft-16ft

Overall

12503

Females

4868

F18-39

4868

25.2M→Finish

25.2 - 26.2 mi

Top 38%
×2story building
+22ft-21ft

Overall

9780

Females

3424

F18-39

3424

Passing Analysis

Category:
Athletes Passed
4275
Passed By
1371
Net Change
+2904
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#18743
5K → 10K345224+121#18743#18622
10K → 15K471036-989#18622#19611
15K → 20K7089+699#19611#18912
20K → Half1282+126#18912#18786
Half → 25K50627+479#18786#18307
25K → 30K61830+588#18307#17719
30K → 20M2978+289#17719#17430
20M → 21M3851+384#17430#17046
21M → 35K12813+115#17046#16931
35K → 23M3244+320#16931#16611
23M → 24M2238+215#16611#16396
24M → 40K2450+245#16396#16151
40K → 25.2M838+75#16151#16076
25.2M → Finish2381+237#16076#15839
TOTALS42751371+2904
📊

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