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BOSTON MARATHON 2024

Kristen Nowacki

Bib: 16121•F

SC

0:00
0:00
/ mi
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Overall
#0 / 25550
Top 29%
Gender (Female)
#0 / 10924
Top 13%
Division (F18-39)
#0 / 4660
Top 24%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
22:21
Rank: #8388
Start → 5K
7:12/mi
22:21 split
10K· 6.21 mi
44:56
Rank: #8386 (+2)
5K → 10K
7:16/mi
22:35 split
15K· 9.32 mi
1:07:44
Rank: #8351 (+35)
10K → 15K
7:20/mi
22:48 split
20K· 12.43 mi
1:30:37
Rank: #8051 (+300)
15K → 20K
7:22/mi
22:53 split
Half· 13.11 mi
1:35:35
Rank: #8016 (+35)
20K → Half
7:17/mi
4:58 split
25K· 15.53 mi
1:53:52
Rank: #7820 (+196)
Half → 25K
7:32/mi
18:17 split
30K· 18.64 mi
2:18:25
Rank: #7617 (+203)
25K → 30K
7:54/mi
24:33 split
20M
2:29:29
Rank: #7546 (+71)
30K → 20M
8:09/mi
11:04 split
21M
2:38:12
Rank: #7468 (+78)
20M → 21M
8:43/mi
8:43 split
35K· 21.75 mi
2:44:10
Rank: #7410 (+58)
21M → 35K
7:59/mi
5:58 split
23M
2:54:39
Rank: #7350 (+60)
35K → 23M
8:22/mi
10:29 split
24M
3:02:53
Rank: #7306 (+44)
23M → 24M
8:14/mi
8:14 split
40K· 24.85 mi
3:10:16
Rank: #7311 (-5)
24M → 40K
8:38/mi
7:23 split
25.2M
3:13:26
Rank: #7274 (+37)
40K → 25.2M
9:11/mi
3:10 split
Finish· 26.22 mi
3:21:36
Rank: #7283 (-9)
25.2M → Finish
8:01/mi
8:10 split

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:35:35
Pace7:17 /mi
2nd Half
Distance13.11 mi
Time1:46:01
Pace8:05 /mi
📊Positive Split: 10.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:12:2422:217:1222:21
7:12
-
10K
6.21 mi11:34:5944:567:1422:35
7:16
+0:04
15K
9.32 mi11:57:471:07:447:1622:48
7:20
+0:04
20K
12.43 mi12:20:401:30:377:1822:53
7:22
+0:02
Half
13.11 mi12:25:381:35:357:174:58
7:17
-0:05
25K
15.53 mi12:43:551:53:527:2018:17
7:32
+0:15
30K
18.64 mi13:08:282:18:257:2624:33
7:54
+0:22
20M
20.00 mi13:19:322:29:297:2811:04
8:09
+0:15
21M
21.00 mi13:28:152:38:127:328:43
8:43
+0:34
35K
21.75 mi13:34:132:44:107:335:58
7:59
-0:44
23M
23.00 mi13:44:422:54:397:3610:29
8:22
+0:23
24M
24.00 mi13:52:563:02:537:378:14
8:14
-0:08
40K
24.85 mi14:00:193:10:167:397:23
8:38
+0:24
25.2M
25.20 mi14:03:293:13:267:413:10
9:11
+0:33
Finish
26.22 mi14:11:393:21:367:428:10
8:01
-1:10

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

7:12 /mi

Average Pace

7:42 /mi

Slowest Pace

9:11 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:53:52

56% of race

Time at Steady Pace

57:59

29% of race

Time at Slower Pace

29:45

15% of race

Average Pace: 7:41 /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 mi11:12:2422:217:1222:21
7:12
#8388
10K
6.21 mi11:34:5944:567:1422:35
7:16
#8386
15K
9.32 mi11:57:471:07:447:1622:48
7:20
#8351
20K
12.43 mi12:20:401:30:377:1822:53
7:22
#8051
Half
13.11 mi12:25:381:35:357:174:58
7:17
#8016
25K
15.53 mi12:43:551:53:527:2018:17
7:32
#7820
30K
18.64 mi13:08:282:18:257:2624:33
7:54
#7617
20M
20.00 mi13:19:322:29:297:2811:04
8:09
#7546
21M
21.00 mi13:28:152:38:127:328:43
8:43
#7468
35K
21.75 mi13:34:132:44:107:335:58
7:59
#7410
23M
23.00 mi13:44:422:54:397:3610:29
8:22
#7350
24M
24.00 mi13:52:563:02:537:378:14
8:14
#7306
40K
24.85 mi14:00:193:10:167:397:23
8:38
#7311
25.2M
25.20 mi14:03:293:13:267:413:10
9:11
#7274
Finish
26.22 mi14:11:393:21:367:428:10
8:01
#7283
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi8388133113318430(Top 33%)1438(Top 13%)1438(Top 31%)
10K6.21 mi3.10 mi8386+21372-411372-418435(Top 33%)1411(Top 13%)1411(Top 30%)
15K9.32 mi3.11 mi8351+351365+71365+78430(Top 33%)1438(Top 13%)1438(Top 31%)
20K12.43 mi3.11 mi8051+3001267+981267+987408(Top 29%)1149(Top 11%)1149(Top 25%)
Half13.11 mi0.68 mi8016+351263+41263+47572(Top 30%)1218(Top 11%)1218(Top 26%)
25K15.53 mi2.42 mi7820+1961221+421221+427257(Top 28%)1270(Top 12%)1270(Top 27%)
30K18.64 mi3.11 mi7617+2031223-21223-27326(Top 29%)1486(Top 14%)1486(Top 32%)
20M20.00 mi1.36 mi7546+711239-161239-167549(Top 30%)1781(Top 16%)1781(Top 38%)
21M21.00 mi1.00 mi7468+781261-221261-227243(Top 28%)1827(Top 17%)1827(Top 39%)
35K21.75 mi0.75 mi7410+581267-61267-67663(Top 30%)2062(Top 19%)2062(Top 44%)
23M23.00 mi1.25 mi7350+601301-341301-347763(Top 30%)2271(Top 21%)2271(Top 49%)
24M24.00 mi1.00 mi7306+441324-231324-237946(Top 31%)2449(Top 22%)2449(Top 53%)
40K24.85 mi0.85 mi7311-51374-501374-509062(Top 35%)3104(Top 28%)3104(Top 67%)
25.2M25.20 mi0.35 mi7274+371385-111385-117417(Top 29%)2366(Top 22%)2366(Top 51%)
Finish26.22 mi1.02 mi7283-91426-411426-418599(Top 34%)2861(Top 26%)2861(Top 61%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 33%
×21stories
+97ft-345ft

Overall

8430

Females

1438

F18-39

1438

5K→10K

3.1 - 6.2 mi

Top 33%
×5stories
+79ft-138ft

Overall

8435

Females

1411

F18-39

1411

10K→15K

6.2 - 9.3 mi

Top 33%
×3stories
+67ft-78ft

Overall

8430

Females

1438

F18-39

1438

15K→20K

9.3 - 12.4 mi

Top 29%
×5stories
+106ft-86ft

Overall

7408

Females

1149

F18-39

1149

20K→Half

12.4 - 13.1 mi

Top 30%
×2stories
+19ft-37ft

Overall

7572

Females

1218

F18-39

1218

Half→25K

13.1 - 15.5 mi

Top 28%
×4stories
+66ft-88ft

Overall

7257

Females

1270

F18-39

1270

25K→30K

15.5 - 18.6 mi

Top 29%
×9stories
+181ft-148ft

Overall

7326

Females

1486

F18-39

1486

30K→20M

18.6 - 20.0 mi

Top 30%
×5stories
+64ft-50ft

Overall

7549

Females

1781

F18-39

1781

20M→21M

20.0 - 21.0 mi

Top 28%
×8stories
+106ft-24ft

Overall

7243

Females

1827

F18-39

1827

21M→35K

21.0 - 21.8 mi

Top 30%
×7stories
+17ft-86ft

Overall

7663

Females

2062

F18-39

2062

35K→23M

21.8 - 23.0 mi

Top 30%
×5stories
+23ft-63ft

Overall

7763

Females

2271

F18-39

2271

23M→24M

23.0 - 24.0 mi

Top 31%
×6stories
+12ft-82ft

Overall

7946

Females

2449

F18-39

2449

24M→40K

24.0 - 24.9 mi

Top 35%
×1story
+6ft-20ft

Overall

9062

Females

3104

F18-39

3104

40K→25.2M

24.9 - 25.2 mi

Top 29%
×1story
+13ft-16ft

Overall

7417

Females

2366

F18-39

2366

25.2M→Finish

25.2 - 26.2 mi

Top 34%
×2stories
+22ft-21ft

Overall

8599

Females

2861

F18-39

2861

Passing Analysis

Category:
Athletes Passed
2339
Passed By
1234
Net Change
+1105
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#8388
5K → 10K231229+2#8388#8386
10K → 15K198163+35#8386#8351
15K → 20K34141+300#8351#8051
20K → Half6025+35#8051#8016
Half → 25K27276+196#8016#7820
25K → 30K338135+203#7820#7617
30K → 20M15584+71#7617#7546
20M → 21M15779+78#7546#7468
21M → 35K10244+58#7468#7410
35K → 23M15898+60#7410#7350
23M → 24M10662+44#7350#7306
24M → 40K7984-5#7306#7311
40K → 25.2M6225+37#7311#7274
25.2M → Finish8089-9#7274#7283
TOTALS23391234+1105
📊

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