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BOSTON MARATHON 2024

Whitney Nielson

Bib: 18286•F

UT

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Top 42%
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
25:11
Rank: #15429
Start → 5K
25:11 | 8:06/mi
10K· 6.21 mi
50:43
Rank: #15522 (-93)
5K → 10K
25:32 | 8:13/mi
15K· 9.32 mi
1:15:40
Rank: #14840 (+682)
10K → 15K
24:57 | 8:02/mi
20K· 12.43 mi
1:41:03
Rank: #14277 (+563)
15K → 20K
25:23 | 8:10/mi
Half· 13.11 mi
1:46:37
Rank: #14237 (+40)
20K → Half
5:34 | 8:10/mi
25K· 15.53 mi
2:06:42
Rank: #13765 (+472)
Half → 25K
20:05 | 8:17/mi
30K· 18.64 mi
2:33:58
Rank: #13361 (+404)
25K → 30K
27:16 | 8:47/mi
20M
2:46:00
Rank: #13143 (+218)
30K → 20M
12:02 | 8:51/mi
21M
2:56:02
Rank: #13103 (+40)
20M → 21M
10:02 | 10:02/mi
35K· 21.75 mi
3:03:10
Rank: #13209 (-106)
21M → 35K
7:08 | 9:32/mi
23M
3:15:06
Rank: #13236 (-27)
35K → 23M
11:56 | 9:32/mi
24M
3:25:21
Rank: #13488 (-252)
23M → 24M
10:15 | 10:15/mi
40K· 24.85 mi
3:33:50
Rank: #13543 (-55)
24M → 40K
8:29 | 9:55/mi
25.2M
3:37:46
Rank: #13577 (-34)
40K → 25.2M
3:56 | 11:24/mi
Finish· 26.22 mi
3:46:31
Rank: #13485 (+92)
25.2M → Finish
8:45 | 8:35/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:46:37
Pace8:08 /mi
2nd Half
Distance13.11 mi
Time1:59:54
Pace9:09 /mi
📊Positive Split: 12.5% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:0525:118:0625:11
8:06
-
10K
6.21 mi11:42:3750:438:1025:32
8:13
+0:07
15K
9.32 mi12:07:341:15:408:0724:57
8:02
-0:11
20K
12.43 mi12:32:571:41:038:0825:23
8:10
+0:08
Half
13.11 mi12:38:311:46:378:085:34
8:10
0:00
25K
15.53 mi12:58:362:06:428:0920:05
8:17
+0:07
30K
18.64 mi13:25:522:33:588:1627:16
8:47
+0:30
20M
20.00 mi13:37:542:46:008:1812:02
8:51
+0:04
21M
21.00 mi13:47:562:56:028:2310:02
10:02
+1:11
35K
21.75 mi13:55:043:03:108:257:08
9:32
-0:30
23M
23.00 mi14:07:003:15:068:2911:56
9:32
0:00
24M
24.00 mi14:17:153:25:218:3310:15
10:15
+0:43
40K
24.85 mi14:25:443:33:508:368:29
9:55
-0:20
25.2M
25.20 mi14:29:403:37:468:383:56
11:24
+1:29
Finish
26.22 mi14:38:253:46:318:398:45
8:35
-2:49

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

8:02 /mi

Average Pace

8:39 /mi

Slowest Pace

11:24 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

2:06:42

56% of race

Time at Steady Pace

48:03

21% of race

Time at Slower Pace

51:46

23% of race

Average Pace: 8:38 /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 mi11:17:0525:118:0625:11
8:06
#15429
10K
6.21 mi11:42:3750:438:1025:32
8:13
#15522
15K
9.32 mi12:07:341:15:408:0724:57
8:02
#14840
20K
12.43 mi12:32:571:41:038:0825:23
8:10
#14277
Half
13.11 mi12:38:311:46:378:085:34
8:10
#14237
25K
15.53 mi12:58:362:06:428:0920:05
8:17
#13765
30K
18.64 mi13:25:522:33:588:1627:16
8:47
#13361
20M
20.00 mi13:37:542:46:008:1812:02
8:51
#13143
21M
21.00 mi13:47:562:56:028:2310:02
10:02
#13103
35K
21.75 mi13:55:043:03:108:257:08
9:32
#13209
23M
23.00 mi14:07:003:15:068:2911:56
9:32
#13236
24M
24.00 mi14:17:153:25:218:3310:15
10:15
#13488
40K
24.85 mi14:25:443:33:508:368:29
9:55
#13543
25.2M
25.20 mi14:29:403:37:468:383:56
11:24
#13577
Finish
26.22 mi14:38:253:46:318:398:45
8:35
#13485
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi154295208520813677(Top 54%)4173(Top 38%)4173(Top 90%)
10K6.21 mi3.10 mi15522-935259-515259-5115651(Top 61%)5310(Top 49%)5310(Top 114%)
15K9.32 mi3.11 mi14840+6824845+4144845+41413677(Top 54%)4173(Top 38%)4173(Top 90%)
20K12.43 mi3.11 mi14277+5634527+3184527+31812966(Top 51%)3832(Top 35%)3832(Top 82%)
Half13.11 mi0.68 mi14237+404511+164511+1613834(Top 54%)4381(Top 40%)4381(Top 94%)
25K15.53 mi2.42 mi13765+4724255+2564255+25611901(Top 47%)3464(Top 32%)3464(Top 74%)
30K18.64 mi3.11 mi13361+4044120+1354120+13512082(Top 47%)3782(Top 35%)3782(Top 81%)
20M20.00 mi1.36 mi13143+2184065+554065+5511398(Top 45%)3707(Top 34%)3707(Top 80%)
21M21.00 mi1.00 mi13103+404099-344099-3413103(Top 51%)4844(Top 44%)4844(Top 104%)
35K21.75 mi0.75 mi13209-1064189-904189-9015616(Top 61%)6145(Top 56%)6145(Top 132%)
23M23.00 mi1.25 mi13236-274266-774266-7713667(Top 53%)5245(Top 48%)5245(Top 113%)
24M24.00 mi1.00 mi13488-2524449-1834449-18317128(Top 67%)7015(Top 64%)7015(Top 151%)
40K24.85 mi0.85 mi13543-554521-724521-7214734(Top 58%)5884(Top 54%)5884(Top 126%)
25.2M25.20 mi0.35 mi13577-344558-374558-3715789(Top 62%)6422(Top 59%)6422(Top 138%)
Finish26.22 mi1.02 mi13485+924544+144544+1412004(Top 47%)4465(Top 41%)4465(Top 96%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 54%
×21stories
+97ft-345ft

Overall

13677

Females

4173

F18-39

4173

5K→10K

3.1 - 6.2 mi

Top 61%
×5stories
+79ft-138ft

Overall

15651

Females

5310

F18-39

5310

10K→15K

6.2 - 9.3 mi

Top 54%
×3stories
+67ft-78ft

Overall

13677

Females

4173

F18-39

4173

15K→20K

9.3 - 12.4 mi

Top 51%
×5stories
+106ft-86ft

Overall

12966

Females

3832

F18-39

3832

20K→Half

12.4 - 13.1 mi

Top 54%
×2stories
+19ft-37ft

Overall

13834

Females

4381

F18-39

4381

Half→25K

13.1 - 15.5 mi

Top 47%
×4stories
+66ft-88ft

Overall

11901

Females

3464

F18-39

3464

25K→30K

15.5 - 18.6 mi

Top 47%
×9stories
+181ft-148ft

Overall

12082

Females

3782

F18-39

3782

30K→20M

18.6 - 20.0 mi

Top 45%
×5stories
+64ft-50ft

Overall

11398

Females

3707

F18-39

3707

20M→21M

20.0 - 21.0 mi

Top 51%
×8stories
+106ft-24ft

Overall

13103

Females

4844

F18-39

4844

21M→35K

21.0 - 21.8 mi

Top 61%
×7stories
+17ft-86ft

Overall

15616

Females

6145

F18-39

6145

35K→23M

21.8 - 23.0 mi

Top 53%
×5stories
+23ft-63ft

Overall

13667

Females

5245

F18-39

5245

23M→24M

23.0 - 24.0 mi

Top 67%
×6stories
+12ft-82ft

Overall

17128

Females

7015

F18-39

7015

24M→40K

24.0 - 24.9 mi

Top 58%
×1story
+6ft-20ft

Overall

14734

Females

5884

F18-39

5884

40K→25.2M

24.9 - 25.2 mi

Top 62%
×1story
+13ft-16ft

Overall

15789

Females

6422

F18-39

6422

25.2M→Finish

25.2 - 26.2 mi

Top 47%
×2stories
+22ft-21ft

Overall

12004

Females

4465

F18-39

4465

Passing Analysis

Category:
Athletes Passed
3463
Passed By
1519
Net Change
+1944
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#15429
5K → 10K244337-93#15429#15522
10K → 15K70119+682#15522#14840
15K → 20K59027+563#14840#14277
20K → Half6222+40#14277#14237
Half → 25K48917+472#14237#13765
25K → 30K506102+404#13765#13361
30K → 20M25840+218#13361#13143
20M → 21M143103+40#13143#13103
21M → 35K55161-106#13103#13209
35K → 23M131158-27#13209#13236
23M → 24M45297-252#13236#13488
24M → 40K75130-55#13488#13543
40K → 25.2M3670-34#13543#13577
25.2M → Finish12836+92#13577#13485
TOTALS34631519+1944
📊

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