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BOSTON MARATHON 2024

Sarah Kelly

Bib: 19201•F

MA

0:00
0:00
/ mi
Masters
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Overall
#0 / 25550
Top 38%
Gender (Female)
#0 / 10924
Top 24%
Masters (Masters Women)
#0 / 6263
Top 12%
Division (F45-49)
#0 / 1753
Top 14%
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
24:27
Rank: #13642
Start → 5K
24:27 | 7:52/mi
10K· 6.21 mi
48:57
Rank: #13455 (+187)
5K → 10K
24:30 | 7:53/mi
15K· 9.32 mi
1:13:19
Rank: #13033 (+422)
10K → 15K
24:22 | 7:51/mi
20K· 12.43 mi
1:37:40
Rank: #12337 (+696)
15K → 20K
24:21 | 7:50/mi
Half· 13.11 mi
1:43:01
Rank: #12295 (+42)
20K → Half
5:21 | 7:50/mi
25K· 15.53 mi
2:02:04
Rank: #11675 (+620)
Half → 25K
19:03 | 7:51/mi
30K· 18.64 mi
2:28:03
Rank: #11237 (+438)
25K → 30K
25:59 | 8:22/mi
20M
2:38:56
Rank: #10809 (+428)
30K → 20M
10:53 | 8:01/mi
21M
2:47:22
Rank: #10426 (+383)
20M → 21M
8:26 | 8:26/mi
35K· 21.75 mi
2:53:28
Rank: #10330 (+96)
21M → 35K
6:06 | 8:09/mi
23M
3:03:50
Rank: #10083 (+247)
35K → 23M
10:22 | 8:17/mi
24M
3:12:13
Rank: #9978 (+105)
23M → 24M
8:23 | 8:23/mi
40K· 24.85 mi
3:19:45
Rank: #9964 (+14)
24M → 40K
7:32 | 8:49/mi
25.2M
3:23:13
Rank: #9968 (-4)
40K → 25.2M
3:28 | 10:03/mi
Finish· 26.22 mi
3:31:04
Rank: #9814 (+154)
25.2M → Finish
7:51 | 7:42/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:43:01
Pace7:51 /mi
2nd Half
Distance13.11 mi
Time1:48:03
Pace8:15 /mi
📊Positive Split: 4.9% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:17:3624:277:5224:27
7:52
-
10K
6.21 mi11:42:0648:577:5324:30
7:53
+0:01
15K
9.32 mi12:06:281:13:197:5224:22
7:51
-0:02
20K
12.43 mi12:30:491:37:407:5224:21
7:50
-0:01
Half
13.11 mi12:36:101:43:017:515:21
7:50
0:00
25K
15.53 mi12:55:132:02:047:5119:03
7:51
+0:01
30K
18.64 mi13:21:122:28:037:5725:59
8:22
+0:31
20M
20.00 mi13:32:052:38:567:5710:53
8:01
-0:21
21M
21.00 mi13:40:312:47:227:588:26
8:26
+0:25
35K
21.75 mi13:46:372:53:287:596:06
8:09
-0:17
23M
23.00 mi13:56:593:03:508:0010:22
8:17
+0:08
24M
24.00 mi14:05:223:12:138:018:23
8:23
+0:06
40K
24.85 mi14:12:543:19:458:027:32
8:49
+0:26
25.2M
25.20 mi14:16:223:23:138:043:28
10:03
+1:14
Finish
26.22 mi14:24:133:31:048:037:51
7:42
-2:21

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

7:42 /mi

Average Pace

8:03 /mi

Slowest Pace

10:03 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

7:51

4% of race

Time at Steady Pace

2:29:25

71% of race

Time at Slower Pace

53:48

25% of race

Average Pace: 8:03 /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 mi11:17:3624:277:5224:27
7:52
#13642
10K
6.21 mi11:42:0648:577:5324:30
7:53
#13455
15K
9.32 mi12:06:281:13:197:5224:22
7:51
#13033
20K
12.43 mi12:30:491:37:407:5224:21
7:50
#12337
Half
13.11 mi12:36:101:43:017:515:21
7:50
#12295
25K
15.53 mi12:55:132:02:047:5119:03
7:51
#11675
30K
18.64 mi13:21:122:28:037:5725:59
8:22
#11237
20M
20.00 mi13:32:052:38:567:5710:53
8:01
#10809
21M
21.00 mi13:40:312:47:227:588:26
8:26
#10426
35K
21.75 mi13:46:372:53:287:596:06
8:09
#10330
23M
23.00 mi13:56:593:03:508:0010:22
8:17
#10083
24M
24.00 mi14:05:223:12:138:018:23
8:23
#9978
40K
24.85 mi14:12:543:19:458:027:32
8:49
#9964
25.2M
25.20 mi14:16:223:23:138:043:28
10:03
#9968
Finish
26.22 mi14:24:133:31:048:037:51
7:42
#9814
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF45-49Seg. OverallSeg. FemalesSeg. F45-49
5K3.11 mi3.11 mi136424079407912293(Top 48%)3404(Top 31%)3404(Top 194%)
10K6.21 mi3.10 mi13455+1874001+784001+7813321(Top 52%)3945(Top 36%)3945(Top 225%)
15K9.32 mi3.11 mi13033+4223771+2303771+23012293(Top 48%)3404(Top 31%)3404(Top 194%)
20K12.43 mi3.11 mi12337+6963399+3723399+37210697(Top 42%)2668(Top 24%)2668(Top 152%)
Half13.11 mi0.68 mi12295+423382+173382+1711666(Top 46%)3147(Top 29%)3147(Top 180%)
25K15.53 mi2.42 mi11675+6203082+3003082+3009309(Top 36%)2154(Top 20%)2154(Top 123%)
30K18.64 mi3.11 mi11237+4382948+1342948+1349901(Top 39%)2661(Top 24%)2661(Top 152%)
20M20.00 mi1.36 mi10809+4282785+1632785+1636862(Top 27%)1499(Top 14%)1499(Top 86%)
21M21.00 mi1.00 mi10426+3832642+1432642+1435967(Top 23%)1298(Top 12%)1298(Top 74%)
35K21.75 mi0.75 mi10330+962633+92633+98751(Top 34%)2582(Top 24%)2582(Top 147%)
23M23.00 mi1.25 mi10083+2472569+642569+647246(Top 28%)2028(Top 19%)2028(Top 116%)
24M24.00 mi1.00 mi9978+1052558+112558+118773(Top 34%)2836(Top 26%)2836(Top 162%)
40K24.85 mi0.85 mi9964+142589-312589-319953(Top 39%)3542(Top 32%)3542(Top 202%)
25.2M25.20 mi0.35 mi9968-42613-242613-2411163(Top 44%)4156(Top 38%)4156(Top 237%)
Finish26.22 mi1.02 mi9814+1542575+382575+386799(Top 27%)2021(Top 19%)2021(Top 115%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 48%
×21stories
+97ft-345ft

Overall

12293

Females

3404

F45-49

3404

5K→10K

3.1 - 6.2 mi

Top 52%
×5stories
+79ft-138ft

Overall

13321

Females

3945

F45-49

3945

10K→15K

6.2 - 9.3 mi

Top 48%
×3stories
+67ft-78ft

Overall

12293

Females

3404

F45-49

3404

15K→20K

9.3 - 12.4 mi

Top 42%
×5stories
+106ft-86ft

Overall

10697

Females

2668

F45-49

2668

20K→Half

12.4 - 13.1 mi

Top 46%
×2stories
+19ft-37ft

Overall

11666

Females

3147

F45-49

3147

Half→25K

13.1 - 15.5 mi

Top 36%
×4stories
+66ft-88ft

Overall

9309

Females

2154

F45-49

2154

25K→30K

15.5 - 18.6 mi

Top 39%
×9stories
+181ft-148ft

Overall

9901

Females

2661

F45-49

2661

30K→20M

18.6 - 20.0 mi

Top 27%
×5stories
+64ft-50ft

Overall

6862

Females

1499

F45-49

1499

20M→21M

20.0 - 21.0 mi

Top 23%
×8stories
+106ft-24ft

Overall

5967

Females

1298

F45-49

1298

21M→35K

21.0 - 21.8 mi

Top 34%
×7stories
+17ft-86ft

Overall

8751

Females

2582

F45-49

2582

35K→23M

21.8 - 23.0 mi

Top 28%
×5stories
+23ft-63ft

Overall

7246

Females

2028

F45-49

2028

23M→24M

23.0 - 24.0 mi

Top 34%
×6stories
+12ft-82ft

Overall

8773

Females

2836

F45-49

2836

24M→40K

24.0 - 24.9 mi

Top 39%
×1story
+6ft-20ft

Overall

9953

Females

3542

F45-49

3542

40K→25.2M

24.9 - 25.2 mi

Top 44%
×1story
+13ft-16ft

Overall

11163

Females

4156

F45-49

4156

25.2M→Finish

25.2 - 26.2 mi

Top 27%
×2stories
+22ft-21ft

Overall

6799

Females

2021

F45-49

2021

Passing Analysis

Category:
Athletes Passed
4449*
Passed By
621
Net Change
+3828
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#13642
5K → 10K398211+187#13642#13455
10K → 15K47755+422#13455#13033
15K → 20K70610+696#13033#12337
20K → Half6725+42#12337#12295
Half → 25K6266+620#12295#11675
25K → 30K52486+438#11675#11237
30K → 20M4291+428#11237#10809
20M → 21M3874+383#10809#10426
21M → 35K12226+96#10426#10330
35K → 23M26215+247#10330#10083
23M → 24M144*39+105#10083#9978
24M → 40K9682+14#9978#9964
40K → 25.2M4347-4#9964#9968
25.2M → Finish16814+154#9968#9814
TOTALS4449*621+3828

* Includes athletes who did not complete a segment (DNF/DNQ).

📊

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