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BOSTON MARATHON 2024

Kyra Durfee

Bib: 28435•F

MA

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
35:00
Rank: #25070
Start → 5K
35:00 | 11:16/mi
10K· 6.21 mi
1:11:18
Rank: #25008 (+62)
5K → 10K
36:18 | 11:41/mi
15K· 9.32 mi
1:49:34
Rank: #25009 (-1)
10K → 15K
38:16 | 12:19/mi
20K· 12.43 mi
2:29:41
Rank: #24993 (+16)
15K → 20K
40:07 | 12:55/mi
Half· 13.11 mi
2:38:48
Rank: #25033 (-40)
20K → Half
9:07 | 13:22/mi
25K· 15.53 mi
3:12:41
Rank: #25044 (-11)
Half → 25K
33:53 | 13:58/mi
30K· 18.64 mi
3:56:58
Rank: #24974 (+70)
25K → 30K
44:17 | 14:15/mi
20M
4:14:52
Rank: #24886 (+88)
30K → 20M
17:54 | 13:10/mi
21M
4:30:25
Rank: #24875 (+11)
20M → 21M
15:33 | 15:33/mi
35K· 21.75 mi
4:39:05
Rank: #24795 (+80)
21M → 35K
8:40 | 11:35/mi
23M
4:52:37
Rank: #24605 (+190)
35K → 23M
13:32 | 10:49/mi
24M
5:05:47
Rank: #24570 (+35)
23M → 24M
13:10 | 13:10/mi
40K· 24.85 mi
5:16:18
Rank: #24495 (+75)
24M → 40K
10:31 | 12:18/mi
25.2M
5:21:51
Rank: #24502 (-7)
40K → 25.2M
5:33 | 16:06/mi
Finish· 26.22 mi
5:34:09
Rank: #24488 (+14)
25.2M → Finish
12:18 | 12:04/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time2:38:48
Pace12:07 /mi
2nd Half
Distance13.11 mi
Time2:55:21
Pace13:23 /mi
📊Positive Split: 10.4% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:55:3935:0011:1635:00
11:16
-
10K
6.21 mi12:31:571:11:1811:2836:18
11:41
+0:25
15K
9.32 mi13:10:131:49:3411:4538:16
12:19
+0:38
20K
12.43 mi13:50:202:29:4112:0340:07
12:55
+0:36
Half
13.11 mi13:59:272:38:4812:079:07
13:22
+0:27
25K
15.53 mi14:33:203:12:4112:2433:53
13:58
+0:36
30K
18.64 mi15:17:373:56:5812:4344:17
14:15
+0:17
20M
20.00 mi15:35:314:14:5212:4517:54
13:10
-1:05
21M
21.00 mi15:51:044:30:2512:5315:33
15:33
+2:23
35K
21.75 mi15:59:444:39:0512:508:40
11:35
-3:58
23M
23.00 mi16:13:164:52:3712:4313:32
10:49
-0:46
24M
24.00 mi16:26:265:05:4712:4413:10
13:10
+2:21
40K
24.85 mi16:36:575:16:1812:4410:31
12:18
-0:52
25.2M
25.20 mi16:42:305:21:5112:465:33
16:06
+3:48
Finish
26.22 mi16:54:485:34:0912:4512:18
12:04
-4:02

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

10:49 /mi

Average Pace

12:45 /mi

Slowest Pace

16:06 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:45:48

32% of race

Time at Steady Pace

2:09:05

39% of race

Time at Slower Pace

1:39:16

30% of race

Average Pace: 12:45 /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 mi11:55:3935:0011:1635:00
11:16
#25070
10K
6.21 mi12:31:571:11:1811:2836:18
11:41
#25008
15K
9.32 mi13:10:131:49:3411:4538:16
12:19
#25009
20K
12.43 mi13:50:202:29:4112:0340:07
12:55
#24993
Half
13.11 mi13:59:272:38:4812:079:07
13:22
#25033
25K
15.53 mi14:33:203:12:4112:2433:53
13:58
#25044
30K
18.64 mi15:17:373:56:5812:4344:17
14:15
#24974
20M
20.00 mi15:35:314:14:5212:4517:54
13:10
#24886
21M
21.00 mi15:51:044:30:2512:5315:33
15:33
#24875
35K
21.75 mi15:59:444:39:0512:508:40
11:35
#24795
23M
23.00 mi16:13:164:52:3712:4313:32
10:49
#24605
24M
24.00 mi16:26:265:05:4712:4413:10
13:10
#24570
40K
24.85 mi16:36:575:16:1812:4410:31
12:18
#24495
25.2M
25.20 mi16:42:305:21:5112:465:33
16:06
#24502
Finish
26.22 mi16:54:485:34:0912:4512:18
12:04
#24488
Faster pace
Steady pace
Slower pace

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi25070106131061324955(Top 98%)10551(Top 97%)10551(Top 226%)
10K6.21 mi3.10 mi25008+6210565+4810565+4824927(Top 98%)10526(Top 96%)10526(Top 226%)
15K9.32 mi3.11 mi25009-110571-610571-624955(Top 98%)10551(Top 97%)10551(Top 226%)
20K12.43 mi3.11 mi24993+1610561+1010561+1024799(Top 97%)10485(Top 96%)10485(Top 225%)
Half13.11 mi0.68 mi25033-4010593-3210593-3225293(Top 99%)10789(Top 99%)10789(Top 232%)
25K15.53 mi2.42 mi25044-1110607-1410607-1424912(Top 98%)10585(Top 97%)10585(Top 227%)
30K18.64 mi3.11 mi24974+7010580+2710580+2724395(Top 95%)10360(Top 95%)10360(Top 222%)
20M20.00 mi1.36 mi24886+8810537+4310537+4323070(Top 90%)9795(Top 90%)9795(Top 210%)
21M21.00 mi1.00 mi24875+1110532+510532+524139(Top 94%)10340(Top 95%)10340(Top 222%)
35K21.75 mi0.75 mi24795+8010496+3610496+3621066(Top 82%)8879(Top 81%)8879(Top 191%)
23M23.00 mi1.25 mi24605+19010391+10510391+10517897(Top 70%)7371(Top 67%)7371(Top 158%)
24M24.00 mi1.00 mi24570+3510383+810383+823321(Top 91%)10067(Top 92%)10067(Top 216%)
40K24.85 mi0.85 mi24495+7510349+3410349+3421047(Top 82%)9026(Top 83%)9026(Top 194%)
25.2M25.20 mi0.35 mi24502-710355-610355-624136(Top 94%)10425(Top 95%)10425(Top 224%)
Finish26.22 mi1.02 mi24488+1410359-410359-423343(Top 91%)10098(Top 92%)10098(Top 217%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 98%
×21stories
+97ft-345ft

Overall

24955

Females

10551

F18-39

10551

5K→10K

3.1 - 6.2 mi

Top 98%
×5stories
+79ft-138ft

Overall

24927

Females

10526

F18-39

10526

10K→15K

6.2 - 9.3 mi

Top 98%
×3stories
+67ft-78ft

Overall

24955

Females

10551

F18-39

10551

15K→20K

9.3 - 12.4 mi

Top 97%
×5stories
+106ft-86ft

Overall

24799

Females

10485

F18-39

10485

20K→Half

12.4 - 13.1 mi

Top 99%
×2stories
+19ft-37ft

Overall

25293

Females

10789

F18-39

10789

Half→25K

13.1 - 15.5 mi

Top 98%
×4stories
+66ft-88ft

Overall

24912

Females

10585

F18-39

10585

25K→30K

15.5 - 18.6 mi

Top 95%
×9stories
+181ft-148ft

Overall

24395

Females

10360

F18-39

10360

30K→20M

18.6 - 20.0 mi

Top 90%
×5stories
+64ft-50ft

Overall

23070

Females

9795

F18-39

9795

20M→21M

20.0 - 21.0 mi

Top 94%
×8stories
+106ft-24ft

Overall

24139

Females

10340

F18-39

10340

21M→35K

21.0 - 21.8 mi

Top 82%
×7stories
+17ft-86ft

Overall

21066

Females

8879

F18-39

8879

35K→23M

21.8 - 23.0 mi

Top 70%
×5stories
+23ft-63ft

Overall

17897

Females

7371

F18-39

7371

23M→24M

23.0 - 24.0 mi

Top 91%
×6stories
+12ft-82ft

Overall

23321

Females

10067

F18-39

10067

24M→40K

24.0 - 24.9 mi

Top 82%
×1story
+6ft-20ft

Overall

21047

Females

9026

F18-39

9026

40K→25.2M

24.9 - 25.2 mi

Top 94%
×1story
+13ft-16ft

Overall

24136

Females

10425

F18-39

10425

25.2M→Finish

25.2 - 26.2 mi

Top 91%
×2stories
+22ft-21ft

Overall

23343

Females

10098

F18-39

10098

Passing Analysis

Category:
Athletes Passed
952
Passed By
370
Net Change
+582
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#25070
5K → 10K11957+62#25070#25008
10K → 15K6162-1#25008#25009
15K → 20K6751+16#25009#24993
20K → Half444-40#24993#25033
Half → 25K3344-11#25033#25044
25K → 30K10131+70#25044#24974
30K → 20M935+88#24974#24886
20M → 21M3019+11#24886#24875
21M → 35K800+80#24875#24795
35K → 23M1911+190#24795#24605
23M → 24M5318+35#24605#24570
24M → 40K827+75#24570#24495
40K → 25.2M1017-7#24495#24502
25.2M → Finish2814+14#24502#24488
TOTALS952370+582
📊

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